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Group5 is a suspected Iranian threat actor associated with cyber operations targeting individuals connected to the Syrian opposition. Reported activity includes spearphishing and watering hole attacks used to deliver malware for surveillance and victim monitoring. Attribution to Iran has been assessed based on operational overlaps such as use of Iranian Persian dialect tooling, Iranian hosting providers, and infrastructure operated from Iranian IP space, though the linkage has been described as not definitive. Group5 has been associated with use of njRAT and related remote access tooling. Observed malware capabilities include screen capture, keylogging, and remote file deletion, indicating an emphasis on credential collection, user surveillance, and anti-forensic cleanup. The actor has also used layered obfuscation and encrypted malicious binaries to hinder analysis and evade detection. The overall tradecraft is consistent with espionage-oriented intrusion activity focused on monitoring targets rather than disruptive or financially motivated operations.
Mallory correlates actor tradecraft and target patterns against your stack, your sector, and your geography. See overlap before they land.
Who, where, and (when attributed) which flag flies behind the operation. Pulled from open-source reporting and Mallory's analyst review.
Geographies tied to known operations.
Attributed origin per open-source reporting.
20 distinct techniques observed across reporting, grouped by tactic. Hover any cell for the evidence excerpt; click through for MITRE's full description.
7 malware families attributed to this actor across reporting.
2 additional families tracked in Mallory.
1 CVE this actor has used in observed campaigns. 1 of them exploited in the wild.
24 indicators attributed to this actor: domains, IPs, hashes, and other artifacts pulled from reporting. View more in app.
20 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
Referenced as a threat actor associated with the file deletion / defense evasion technique of clearing unallocated sectors using cipher.exe /w, a behavior noted as used by ransomware to hinder forensic recovery.
Referenced as a threat actor associated with file deletion and data destruction behavior in the detection annotation.
Listed as a threat actor associated with the file deletion technique T1070.004 in the detection annotation.
Referenced in the detection annotation as a threat actor/activity cluster associated with use of encrypted/encoded files for defense evasion via RAR SFX-related activity.
Match sector + geo + tech-stack targeting against your real footprint.
Every observed MITRE ATT&CK technique, grouped by tactic.
Families this actor is known to deploy, with IOCs and behavior.
CVEs this actor has used in known campaigns.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Domains, IPs, and hashes tied to this actor, refreshed continuously.