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🇷🇺 RU1 malware familyExploits CVEs in the wild

C.A.S

Also known asC.A.S
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OPERATIONAL PROFILE

Targeting

Who, where, and (when attributed) which flag flies behind the operation. Pulled from open-source reporting and Mallory's analyst review.

Who they target

Sectors the actor has been observed targeting.

  • Government & Administration
  • Health Care Equipment & Services
  • Transportation

Where they target

Geographies tied to known operations.

  • 🇷🇺 Russia
  • 🇰🇿 Kazakhstan
  • 🇦🇪 United Arab Emirates
  • 🇸🇾 Syria
  • 🇪🇬 Egypt

Where they're from

Attributed origin per open-source reporting.

  • RU
MITRE ATT&CK

Tradecraft

10 distinct techniques observed across reporting, grouped by tactic. Hover any cell for the evidence excerpt; click through for MITRE's full description.

6 of 15 tactics12 techniques×N= number of intelligence reports citing this technique
MITRE ATT&CK
TA0001
Initial Access
1 technique
T1190
Exploit Public-Facing Application
TA0002
Execution
1 technique
T1059
Command and Scripting Interpreter
T1059.001
PowerShell
T1059.003
Windows Command Shell
TA0003
Persistence
1 technique
T1505
Server Software Component
T1505.003
Web Shell
TA0007
Discovery
1 technique
T1082
System Information Discovery
TA0011
Command and Control
2 techniques
T1105
Ingress Tool Transfer
T1219
Remote Access Tools
TA0040
Impact
3 techniques
T1486
Data Encrypted for Impact
T1490
Inhibit System Recovery
T1491
Defacement
ARSENAL

Associated malware families

1 malware family attributed to this actor across reporting.

FamilyContextEvidenceLast seen
ClearWaterПомимо перечисленного, в инфраструктурах жертв был замечен шифровальщик ClearWater, связанный с активностью «Хакерского кiта» и C.A.S.1Jun 9, 2026
WEAPONIZED

Associated vulnerabilities

1 CVE this actor has used in observed campaigns. 1 of them exploited in the wild.

CVE-2021-34473ProxyShell pre-auth SSRF/authentication bypass in Microsoft Exchange AutodiscoverIn the wildEvidence1

В большинстве случаев атаки начинались с эксплуатации уязвимостей в Microsoft Exchange, включая нашумевшую проблему ProxyShell.

ACTIVITY FEED

Recent activity

1 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

1 SOURCESView more in app
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Target overlap

Match sector + geo + tech-stack targeting against your real footprint.

Tradecraft mapping10

Every observed MITRE ATT&CK technique, grouped by tactic.

Malware arsenal1

Families this actor is known to deploy, with IOCs and behavior.

Exploited CVEs1

CVEs this actor has used in known campaigns.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Observables

Domains, IPs, and hashes tied to this actor, refreshed continuously.