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General

  • Target

    FOV V3.exe

  • Size

    823KB

  • Sample

    250205-vfnebavqav

  • MD5

    1edd3d641b7e918b96c850978265abc8

  • SHA1

    fe57b6f2fef34cd85ae9d69ca66e4fbb7c8aaceb

  • SHA256

    2f80986e756c1e8ee270a78c604c36b279b6ebf48f68854306621c985288bfd9

  • SHA512

    9bdc1a507b4d51b8343c5da5b812bb3e20b0498614607e09e5820ea489794b70b003bbb7809a403a2819fa975ac121a268a91ccca62b2e4819c0e9bdc5265a50

  • SSDEEP

    24576:fxwn6EI8mR614k7TkTPQseEVR3zsQBVD6VmFCAQvyt8R:5wnfmRE48TG6EVB5VD6I8jR

Malware Config

Extracted

Family

darkcomet

Botnet

Sazan

C2

185.233.164.67:1604

Mutex

DC_MUTEX-887Y5W0

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    KbgWNNgj3lmK

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      FOV V3.exe

    • Size

      823KB

    • MD5

      1edd3d641b7e918b96c850978265abc8

    • SHA1

      fe57b6f2fef34cd85ae9d69ca66e4fbb7c8aaceb

    • SHA256

      2f80986e756c1e8ee270a78c604c36b279b6ebf48f68854306621c985288bfd9

    • SHA512

      9bdc1a507b4d51b8343c5da5b812bb3e20b0498614607e09e5820ea489794b70b003bbb7809a403a2819fa975ac121a268a91ccca62b2e4819c0e9bdc5265a50

    • SSDEEP

      24576:fxwn6EI8mR614k7TkTPQseEVR3zsQBVD6VmFCAQvyt8R:5wnfmRE48TG6EVB5VD6I8jR

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for persistence

    • Modifies firewall policy service

    • Modifies security service

    • Windows security bypass

    • Disables RegEdit via registry modification

    • Disables Task Manager via registry modification

    • 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.

    • Executes dropped EXE

    • Windows security modification

    • Adds Run key to start application

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks