T1082: System Information Discovery
T1082 (System Information Discovery) is classified under the Discovery tactic within the MITRE ATT&CK framework. Techniques adversaries employ to observe and orient themselves within an enterprise environment, profiling network shares, Active Directory domains, and local system configurations. In telemetry gathered across enterprise endpoints and the EMBER 2018 benchmark, this technique was weaponized across 84 distinct malware families, totaling over 48,484 validated samples.
Technical Anatomy & Adversary Tradecraft
Adversaries leverage System Information Discovery to accomplish operational objectives while minimizing anomalous forensic footprints. When executing System Information Discovery, malicious binaries commonly interact directly with low-level Windows APIs, kernel mode drivers, or native scripting interfaces to bypass traditional file-integrity monitors and static antivirus signatures.
In modern multi-stage campaigns, T1082 is frequently observed functioning as an intermediate bridge: initial access payloads (such as spearphishing loaders or exploit macros) execute System Information Discovery to establish in-memory execution or persistence before staging secondary ransomware or data-exfiltration implants.
https://attack.mitre.org/techniques/T1082/.
Detection Engineering & Threat Hunting
Detecting System Information Discovery requires telemetry correlation across endpoint detection and response (EDR) agents, Sysmon event streams, and security information event management (SIEM) pipelines:
- Process Creation & Lineage: Monitor parent-child process anomalies where unexpected parent binaries (e.g., Office executables, web browsers, or script hosts) spawn command shells or native Windows utilities.
- API Hooking & Behavioral Telemetry: EDR platforms should flag rapid calls to memory allocation, process injection, or registry manipulation APIs originating from unbacked executable memory regions.
- Network Anomaly Correlation: Cross-reference endpoint execution timestamps with external network socket establishment to identify anomalous beaconing or covert data staging.
SOC Containment & Hardening Guidance
To mitigate risks associated with T1082 (System Information Discovery) across production infrastructure, security teams should implement the following defensive controls:
- Attack Surface Reduction (ASR): Enforce strict application control policies (WDAC or AppLocker) to restrict execution to signed and verified corporate binaries.
- Least Privilege & Credential Hygiene: Restrict local administrative privileges to prevent adversaries from tampering with defensive agents or escalating privileges.
- Network Microsegmentation: Restrict lateral communication across endpoint VLANs to prevent wormable payloads from utilizing System Information Discovery across adjacent network segments.
Cataloged Malware Families Utilizing T1082 (84 Families)
The following malware families in the SystemHelpDesk catalog have been verified utilizing T1082 (System Information Discovery):
| Family | Category | Sample Count | Technical Summary |
|---|---|---|---|
| adposhel | Adware | 8,951 | Adposhel (tracked across the cybersecurity industry as Adware:Win32/Adposhel, PUA:Win32/Adposhel, and Adware.BrowseFox) is an intrusive ad-injection and browser... |
| high | Generic Detection | 8,417 | <h3>Executive Summary</h3> The "High" classification is a generic risk severity indicator utilized by heuristic antivirus engines and threat intelligence platfo... |
| dealply | Adware | 3,976 | DealPly (classified across security products as Adware:Win32/DealPly, Adware.DealPly, and Win32:DealPly) is a sophisticated modular adware and browser modificat... |
| cobaltstrike | Hacktool | 3,500 | Cobalt Strike (specifically its Beacon payload component) is the world's most ubiquitous commercial adversary simulation and post-exploitation framework. Origin... |
| gandcrab | Ransomware | 2,992 | GandCrab is a landmark ransomware family that revolutionized the modern cyber extortion industry by pioneering and popularizing the Ransomware-as-a-Service (Raa... |
| vittalia | Pua | 2,965 | Vittalia (documented across endpoint telemetry as Adware.Vittalia, PUP.Optional.Vittalia, and PUA:Win32/Vittalia) is a persistent adware bundler, browser hijack... |
| chapak | Downloader | 2,254 | TrojanDownloader:Win32/Chapak (widely cataloged across threat telemetry as Trojan.Chapak, Win32/Chapak, or Downloader.Chapak) is a high-volume, multi-stage troj... |
| installcore | Pua | 1,961 | PUA:Win32/InstallCore (widely cataloged across endpoint telemetry as ADW_INSTALLCORE, PUP.Optional.InstallCore, or PUA.Win32.InstallCore) is an aggressive softw... |
| gepys | Downloader | 1,587 | Trojan:Win32/Gepys (cataloged across security vendor telemetry as Trojan.Gepys, Downloader.Gepys, or Win32/Gepys) is an aggressive Windows trojan downloader and... |
| azorult | Infostealer | 1,513 | AZORult is an infamous, highly efficient commodity information stealer and malware downloader first commercialized in 2016 by Russian underground developer 'Pav... |
| triusor | Trojan | 1,429 | Trojan:Win32/Triusor (cataloged across security telemetry as Trojan.Triusor, Downloader.Triusor, or Win32/Triusor) is a modular Windows trojan downloader and dr... |
| zpevdo | Trojan | 1,303 | Trojan:Win32/Zpevdo (cataloged across security telemetry as Trojan.Win32.ZPEVDO, Win32/Zpevdo, or Downloader.Zpevdo) is an evasive multi-stage trojan loader and... |
| moderate | Generic Detection | 1,146 | <h3>Executive Summary</h3> The "Moderate" classification is a generic risk indicator employed by security software and threat intelligence platforms to designat... |
| swisyn | Trojan | 1,036 | Trojan:Win32/Swisyn (cataloged across industry vendor telemetry as TrojanDropper:Win32/Swisyn, Trojan.Win32.Swisyn, or Win32/Swisyn) is an evasive multi-stage t... |
| lamer | Worm | 894 | Worm:Win32/Lamer is a dual-threat propagation worm and trojan downloader that emerged in the mid-2000s, designed to infiltrate Windows networks and establish a ... |
| pikabot | Loader | 850 | Pikabot is an evasive, modular malware loader that emerged in early 2023, widely recognized by threat intelligence analysts as one of the primary successors to ... |
| mira | Worm | 729 | Trojan:Win32/Mira (also tracked across vendor signatures as Worm:Win32/Mira, distinct from the Linux IoT botnet Mirai) is a prolific Windows mass-mailing worm a... |
| ainslot | Trojan | 635 | Trojan:Win32/Ainslot (also cataloged in threat telemetry as Worm:Win32/Ainslot.A, TROJ_GEN.UAE171Y, or Win32/Ainslot) is a persistent Windows trojan dropper and... |
| hawkeyekeylogger | Infostealer | 620 | HawkEye Keylogger (also tracked as HawkEye, HawkEye Reborn, and Spyware.HawkEye) is a commercial .NET surveillance toolkit and credential harvester sold on cybe... |
| detnat | Trojan | 523 | Trojan:Win32/Detnat (frequently cataloged in security telemetry as Trojan:Win32/Detnat!MTB, Trojan.Detnat, or Win32/Detnat) is an evasive multi-component backdo... |
| agentb | Trojan | 449 | Agent.B (classified across commercial antivirus vendors as Trojan:Win32/Agent.B, Trojan-Downloader.Win32.Agent.b, and Backdoor.Agent.B) is a long-standing, prol... |
| quasarrat | Rat | 280 | QuasarRAT (frequently tracked as Quasar, Quasar Remote Administration Tool, and Backdoor:MSIL/Quasar) is a powerful open-source remote access trojan coded in C#... |
| apost | Trojan | 109 | APost (consistently cataloged across security research as Trojan:Win32/Apost, Trojan.Win32.APost, and Backdoor:Win32/Apost by Kaspersky, Trend Micro, and Micros... |
| llac | Trojan | 104 | Llac (cataloged across security telemetry as Trojan:Win32/Llac, Trojan.Win32.Llac, and Trojan:Win32/Llac.A) is a stealthy information-stealing trojan and survei... |
| lokibot | Infostealer | 55 | LokiBot (also designated as Loki PWS) is a widely proliferated commodity information stealer and keylogger first observed in 2015. Authored by an underground de... |
| pliskal | Trojan | 23 | Pliskal (tracked across enterprise antivirus research telemetry under designations including Trojan:Win32/Pliskal, Trojan:Win32/Pliskal.A, and TrojanDownloader:... |
| aenjaris | Trojan | 22 | Aenjaris (classified in antimalware research telemetry under designations including Trojan:Win32/Aenjaris, Trojan:Win32/Aenjaris.A, and Win32/Aenjaris) is a ste... |
| tspy | Trojan | 22 | TSpy (classified in antimalware research telemetry under designations including Spyware:Win32/TSpy, TrojanSpy:Win32/TSpy, and Trojan-Spy.Win32.TSpy) is a stealt... |
| autoruns | Hacktool | 21 | AutoRuns (tracked in antimalware telemetry under signatures including HackTool:Win32/AutoRuns, VirTool:Win32/AutoRuns, and Trojan:Win32/AutoRuns) refers to weap... |
| dexel | Trojan | 20 | Dexel (identified across antivirus research telemetry as Trojan:Win32/Dexel, TrojanDownloader:Win32/Dexel, and Backdoor:Win32/Dexel) is an evasive Windows troja... |
| blackhole | Exploit Kit | 14 | Blackhole (historically documented as Exploit:Win32/Blackhole and the Blackhole Exploit Kit / BHEK) was the single most dominant commercial exploit kit in the c... |
| zebrocy | Trojan | 11 | Trojan:Win32/Zebrocy (also known as Sednit or associated with Sofacy) is a highly customized, multi-language malware toolset used almost exclusively by **APT28 ... |
| cryptolocker | Ransomware | 10 | CryptoLocker is the historic archetype of modern asymmetric ransomware, first discovered in September 2013. Engineered and operated under the criminal syndicate... |
| casper | Trojan | 8 | Casper is a sophisticated espionage Trojan heavily linked to the advanced persistent threat (APT) group known as Animal Farm (or Babar). Discovered in the mid-2... |
| sagecrypt | Ransomware | 6 | Ransom:Win32/Sagecrypt (widely known as **Sage 2.0**) is a highly sophisticated ransomware family that gained prominence in 2017. It is notable for being heavil... |
| brambul | Worm | 2 | Worm:Win32/Brambul is an aggressive network-spreading worm developed by North Korean state-sponsored threat group HIDDEN COBRA (Lazarus Group / APT38). Discover... |
| 27d3e5bc | Ransomware | 1 | 27D3E5Bc (classified in antivirus detection telemetry under designations including Ransom:Win32/27D3E5Bc, Ransom.Win32.27D3E5Bc, and Win32/27D3E5Bc) is a crypto... |
| adcrypterlib | Ransomware | 1 | Adcrypterlib (classified in antivirus detection telemetry under designations including Ransom:Win32/Adcrypterlib, Ransom.Win32.Adcrypterlib, and Win32/Adcrypter... |
| amdocssims | Trojan | 1 | Amdocssims (classified in antivirus detection telemetry under designations including Trojan:Win32/Amdocssims, Trojan.Win32.Amdocssims, and Win32/Amdocssims) is ... |
| badjoke | Ransomware | 1 | Badjoke (classified in antivirus detection telemetry under designations including Ransom:Win32/Badjoke, Ransom.Win32.Badjoke, and Win32/Badjoke) is a crypto-ran... |
| blackenergy | Advanced Threat | 1 | BlackEnergy is an advanced, modular persistent threat (APT) framework originally authored in 2007 by Ukrainian hacker Dmytro Oleksiuk (alias 'Cr4sh') as an unde... |
| blokrypt | Ransomware | 1 | Blokrypt (classified in antivirus detection telemetry under designations including Ransom:Win32/Blokrypt, Ransom.Win32.Blokrypt, and Win32/Blokrypt) is a crypto... |
| bsvsebni | Trojan | 1 | Bsvsebni (classified in antivirus detection telemetry under designations including Trojan:Win32/Bsvsebni, Trojan.Win32.Bsvsebni, and Win32/Bsvsebni) is a multi-... |
| e2f3f4d | Ransomware | 1 | <h3>Executive Summary</h3> "e2f3f4d" (and similar purely hexadecimal strings) represents a strict, static hash-based detection signature utilized by antivirus e... |
| eb149b | Ransomware | 1 | <h3>Executive Summary</h3> "Eb149b" is a generic detection identifier utilized by heuristic antivirus engines and endpoint protection platforms (EPP). It does n... |
| evillocker | Ransomware | 1 | <h3>Executive Summary</h3> EvilLocker is a highly destructive Ransomware family designed to extort financial payment from victims by encrypting their critical d... |
| fastpc | Ransomware | 1 | <h3>Executive Summary</h3> FastPC (often branded under various iterations of "Fast PC Optimizer" or "PC Speedup") is a prevalent example of Rogue Security Softw... |
| flinject | Ransomware | 1 | <h3>Executive Summary</h3> FLInject (often flagged as Trojan.Inject or Injector.FLInject) is a specific, malicious utility designed solely to perform code injec... |
| genericrxbp | Ransomware | 1 | <h3>Executive Summary</h3> "Genericrxbp" is an automated, heuristic detection identifier utilized by endpoint protection platforms (EPP) to flag highly suspicio... |
| genericrxdi | Ransomware | 1 | <h3>Executive Summary</h3> "Genericrxdi" is an automated, heuristic detection identifier utilized by endpoint protection platforms (EPP) to flag highly suspicio... |
| genericrxed | Ransomware | 1 | <h3>Executive Summary</h3> "Genericrxed" is an automated, heuristic detection identifier utilized by endpoint protection platforms (EPP) to flag highly suspicio... |
| genericrxeh | Ransomware | 1 | <h3>Executive Summary</h3> "Genericrxeh" is an automated, heuristic detection identifier utilized by endpoint protection platforms (EPP) to flag highly suspicio... |
| genericrxex | Ransomware | 1 | <h3>Executive Summary</h3> "Genericrxex" is not a distinct malware family but a generic heuristic identifier utilized by various antivirus and endpoint protecti... |
| genericrxfh | Ransomware | 1 | <h3>Executive Summary</h3> "Genericrxfh" is an automated, heuristic detection identifier utilized by endpoint protection platforms (EPP) to flag highly suspicio... |
| genericrxfp | Ransomware | 1 | <h3>Executive Summary</h3> "Genericrxfp" is an automated, heuristic detection identifier utilized by endpoint protection platforms (EPP) to flag highly suspicio... |
| genericrxfs | Ransomware | 1 | <h3>Executive Summary</h3> "Genericrxfs" is an automated, heuristic detection identifier utilized by endpoint protection platforms (EPP) to flag highly suspicio... |
| genericrxfu | Ransomware | 1 | <h3>Executive Summary</h3> "Genericrxfu" is an automated, heuristic detection identifier utilized by endpoint protection platforms (EPP) to flag highly suspicio... |
| hioles | Ransomware | 1 | <h3>Executive Summary</h3> Hioles is a malicious Trojan designed to covertly infiltrate Windows systems, establish persistence, and act as a backdoor for remote... |
| hmgfa45id4o | Trojan | 1 | <h3>Executive Summary</h3> "Hmgfa45id4o" is a generic, machine-generated detection signature utilized by advanced heuristic antivirus engines. It is not a named... |
| indigorose | Trojan | 1 | <h3>Executive Summary</h3> "IndigoRose" refers to detections associated with AutoPlay Media Studio (and related products) developed by Indigo Rose Software. Thi... |
| keyboarddisable | Ransomware | 1 | <h3>Executive Summary</h3> "KeyboardDisable" is not a fully-featured malware family, but rather a specific, malicious payload component or behavioral symptom of... |
| killall | Ransomware | 1 | <h3>Executive Summary</h3> KillAll is a classification for malicious scripts, utilities, or "HackTools" specifically designed to aggressively terminate running ... |
| mailcheck | Trojan | 1 | <h3>Executive Summary</h3> MailCheck (often detected as HackTool.MailChecker, Riskware.MailCheck, or Trojan.AccountChecker) is a category of illicit utility sof... |
| pckdflystudio | Ransomware | 1 | <h3>Executive Summary</h3> Pckdflystudio is a heuristic detection name indicating that an executable file has been compressed or obfuscated using FlyStudio, a k... |
| petal | Ransomware | 1 | <h3>Executive Summary</h3> Petal is a malicious Trojan engineered to covertly infiltrate Windows systems, establish persistence, and act as a reliable downloade... |
| pyinstaller | Ransomware | 1 | <h3>Executive Summary</h3> PyInstaller is not malware. It is a highly popular, legitimate, open-source utility used by developers to bundle Python scripts and t... |
| ransim | Ransomware | 1 | <h3>Executive Summary</h3> RanSim (Ransomware Simulator) is technically a benign security testing tool designed by KnowBe4 to simulate ransomware behavior on en... |
| seznam | Trojan | 1 | <h3>Executive Summary</h3> In a cybersecurity context, "Seznam" detections typically refer to aggressive browser hijackers and Potentially Unwanted Programs (PU... |
| trialkiller | Ransomware | 1 | <h3>Executive Summary</h3> TrialKiller (also known as a "Crack," "Keygen," or "Patcher") is classified as a HackTool. Its primary, stated purpose is software pi... |
| upackdam | Ransomware | 1 | <h3>Executive Summary</h3> Upackdam (or Upack) is a classification for a specific, aggressive executable packer/compressor used almost exclusively by malware de... |
| xxybsq | Ransomware | 1 | <h3>Executive Summary</h3> "Xxybsq" represents a generic threat identifier generated by heuristic analysis engines within endpoint protection platforms (EPP). I... |
| xxybss | Trojan | 1 | <h3>Executive Summary</h3> "Xxybss" is a machine-generated detection signature utilized by advanced heuristic antivirus engines. It does not identify a specific... |
| xxybtw | Ransomware | 1 | <h3>Executive Summary</h3> "Xxybtw" is a generic detection identifier utilized by heuristic antivirus engines and endpoint protection platforms (EPP). It is not... |
| xxybuj | Trojan | 1 | <h3>Executive Summary</h3> "Xxybuj" is a machine-generated detection signature utilized by advanced heuristic antivirus engines. It does not identify a specific... |
| xxybvi | Trojan | 1 | <h3>Executive Summary</h3> "Xxybvi" is a machine-generated detection signature utilized by advanced heuristic antivirus engines. It does not identify a specific... |
| xxybwe | Trojan | 1 | <h3>Executive Summary</h3> "Xxybwe" is a machine-generated detection signature utilized by advanced heuristic antivirus engines. It does not identify a specific... |
| xxybyu | Trojan | 1 | <h3>Executive Summary</h3> "Xxybyu" is a generic, machine-generated detection signature utilized by advanced heuristic antivirus engines and endpoint detection ... |
| xxybzx | Trojan | 1 | <h3>Executive Summary</h3> "Xxybzx" is a machine-generated detection signature utilized by advanced heuristic antivirus engines. It does not identify a specific... |
| xxycbl | Ransomware | 1 | <h3>Executive Summary</h3> "Xxycbl" represents a generic threat identifier generated by heuristic analysis engines within endpoint protection platforms (EPP). I... |
| xxycdl | Ransomware | 1 | <h3>Executive Summary</h3> "Xxycdl" is a generic detection identifier utilized by heuristic antivirus engines and endpoint protection platforms (EPP). It does n... |
| xxycec | Ransomware | 1 | <h3>Executive Summary</h3> "Xxycec" represents a generic threat identifier generated by heuristic analysis engines within endpoint protection platforms (EPP). I... |
| xxycff | Ransomware | 1 | <h3>Executive Summary</h3> "Xxycff" represents a generic threat identifier generated by heuristic analysis engines within endpoint protection platforms (EPP). I... |
| xxychs | Ransomware | 1 | <h3>Executive Summary</h3> "Xxychs" represents a generic threat identifier generated by heuristic analysis engines within endpoint protection platforms (EPP). I... |
| prjraptor | Trojan | Sampled | PrjRAPTOR (frequently documented as Project Raptor, PrjRaptor, or Backdoor.PrjRaptor) was an early-2000s hacktool and Remote Access Trojan prominent in the retr... |