Overview

overview

10

Static

static

3333946afe...a0.exe

windows7-x64

10

3333946afe...a0.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3333946afecebf58c7d4a0c4a6d55cdf40bf20a209cd31a7abe803042cc7eca0

  • Size

    904KB

  • Sample

    221029-kgcdbshce5

  • MD5

    4795b8ece18861e875923d3f3b797f6b

  • SHA1

    03a40021d1c9f72ca38519cf6cb3001b49a8fef8

  • SHA256

    3333946afecebf58c7d4a0c4a6d55cdf40bf20a209cd31a7abe803042cc7eca0

  • SHA512

    d9369c8cf723158dd2aec959192f27a970e3f377db90fbc11441dd9f4caee251388ea71bb80be1e5c01ac82078dbdd11191916fb342e768b463ba8786ce8f1c7

  • SSDEEP

    12288:d0mO7YrTeojkWYsZwQftO9ZxQQV2BbxkHO8ONFmByxYPAGEE23JB0EBHxn8uEJBV:dLtrTtzVZnfkZsRcAE2zdHxRmiE6Eh

Score
10/10
darkcometbootkitpersistencerattrojan

Malware Config

Targets

    • Target

      3333946afecebf58c7d4a0c4a6d55cdf40bf20a209cd31a7abe803042cc7eca0

    • Size

      904KB

    • MD5

      4795b8ece18861e875923d3f3b797f6b

    • SHA1

      03a40021d1c9f72ca38519cf6cb3001b49a8fef8

    • SHA256

      3333946afecebf58c7d4a0c4a6d55cdf40bf20a209cd31a7abe803042cc7eca0

    • SHA512

      d9369c8cf723158dd2aec959192f27a970e3f377db90fbc11441dd9f4caee251388ea71bb80be1e5c01ac82078dbdd11191916fb342e768b463ba8786ce8f1c7

    • SSDEEP

      12288:d0mO7YrTeojkWYsZwQftO9ZxQQV2BbxkHO8ONFmByxYPAGEE23JB0EBHxn8uEJBV:dLtrTtzVZnfkZsRcAE2zdHxRmiE6Eh

    Score
    10/10
    darkcometbootkitpersistencerattrojan

    • Darkcomet

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

      trojanratdarkcomet

    • Modifies WinLogon for persistence

      persistence

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks