General

  • Target

    ab676161000051749ada1bd6edd3c5be101aae38.jpeg

  • Size

    20KB

  • Sample

    241203-xmvhbatrbr

  • MD5

    4a15e3602c2a17dfdd41d67284d0319f

  • SHA1

    e83ef38eb9a8e705705f62c563850f4b54dc170a

  • SHA256

    90ab33c550a9c69608e013d9b599f8acbfc41a813219c76b84f60695686b631a

  • SHA512

    718fb3a0bad7b59f88ced65036928c00f547b2bba6a9f13da4f3acc0a9714c2f3b47dc77e18c2e529e9411e9350d5056f4203bf1fee66dedcece6ad9e15ecb3a

  • SSDEEP

    384:UdVjV9XNoWa5IQV9qGEqIAw9XTPfxlUnsGH4eTXtV/NO+6WMj6s:UdV7XNoWo5LeAw9XThlUs09JOzj6s

Malware Config

Extracted

Family

warzonerat

C2

168.61.222.215:5400

Extracted

Family

revengerat

Botnet

Guest

C2

0.tcp.ngrok.io:19521

Mutex

RV_MUTEX

Extracted

Family

crimsonrat

C2

185.136.161.124

Targets

    • Target

      ab676161000051749ada1bd6edd3c5be101aae38.jpeg

    • Size

      20KB

    • MD5

      4a15e3602c2a17dfdd41d67284d0319f

    • SHA1

      e83ef38eb9a8e705705f62c563850f4b54dc170a

    • SHA256

      90ab33c550a9c69608e013d9b599f8acbfc41a813219c76b84f60695686b631a

    • SHA512

      718fb3a0bad7b59f88ced65036928c00f547b2bba6a9f13da4f3acc0a9714c2f3b47dc77e18c2e529e9411e9350d5056f4203bf1fee66dedcece6ad9e15ecb3a

    • SSDEEP

      384:UdVjV9XNoWa5IQV9qGEqIAw9XTPfxlUnsGH4eTXtV/NO+6WMj6s:UdV7XNoWo5LeAw9XThlUs09JOzj6s

    • CrimsonRAT main payload

    • CrimsonRat

      Crimson RAT is a malware linked to a Pakistani-linked threat actor.

    • Crimsonrat family

    • Darkcomet

      DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

    • Darkcomet family

    • Modifies WinLogon for persistence

    • RevengeRAT

      Remote-access trojan with a wide range of capabilities.

    • Revengerat family

    • WarzoneRat, AveMaria

      WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.

    • Warzonerat family

    • ReZer0 packer

      Detects ReZer0, a packer with multiple versions used in various campaigns.

    • RevengeRat Executable

    • Warzone RAT payload

    • Modifies Windows Firewall

    • Sets file to hidden

      Modifies file attributes to stop it showing in Explorer etc.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Executes dropped EXE

    • Uses the VBS compiler for execution

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks