General

  • Target

    2886688a53e9c902cee72a3d97b0c4c333306ee8cfc8e5cc5d2275f623ef985d

  • Size

    988KB

  • Sample

    221029-gjfa8adca7

  • MD5

    a49433ee96a2b6771026978cf9ba4958

  • SHA1

    dbe8ac5052ce8200d36d357853097b1584e53334

  • SHA256

    2886688a53e9c902cee72a3d97b0c4c333306ee8cfc8e5cc5d2275f623ef985d

  • SHA512

    8facf4671315e517a3a965bdf88ef307eeb656f12dd7ab2bb581d952a79edba6525a020b17b445e4790693cf472456836ee121a56b5ada093df9620bc4dab13c

  • SSDEEP

    24576:iCoUhRqpkZgDyv237jsWmubKXLIXCJ2NuJfY:iEhReNm8vfa8CMGfY

Malware Config

Extracted

Family

darkcomet

Botnet

GAB002

C2

noch419.zapto.org:10001

Mutex

DC_MUTEX-SAVCUW8

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    yf6vlcTV7sDY

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      2886688a53e9c902cee72a3d97b0c4c333306ee8cfc8e5cc5d2275f623ef985d

    • Size

      988KB

    • MD5

      a49433ee96a2b6771026978cf9ba4958

    • SHA1

      dbe8ac5052ce8200d36d357853097b1584e53334

    • SHA256

      2886688a53e9c902cee72a3d97b0c4c333306ee8cfc8e5cc5d2275f623ef985d

    • SHA512

      8facf4671315e517a3a965bdf88ef307eeb656f12dd7ab2bb581d952a79edba6525a020b17b445e4790693cf472456836ee121a56b5ada093df9620bc4dab13c

    • SSDEEP

      24576:iCoUhRqpkZgDyv237jsWmubKXLIXCJ2NuJfY:iEhReNm8vfa8CMGfY

    • Darkcomet

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

    • Modifies WinLogon for persistence

    • Executes dropped EXE

    • UPX packed file

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

    • Checks computer location settings

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

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks