General

  • Target

    3ca06deaa1db0bb6853a63f8f3f1aab51fd1508d79b698e1a95bd7b878738263

  • Size

    1.3MB

  • Sample

    250212-17a6yszkg1

  • MD5

    36184c308fc88f7d55fbea44f4624f61

  • SHA1

    750cdded9a235e6b18b88488e2e3d70675be56dd

  • SHA256

    3ca06deaa1db0bb6853a63f8f3f1aab51fd1508d79b698e1a95bd7b878738263

  • SHA512

    dcc6c44ce3ff3192d7872c24fd7f1c09f38c58a907295752e33d93531145ae06f6118510873649547529d6069bd6d9600ddeeff0a56ebed8718d3c62eb1908c6

  • SSDEEP

    24576:bZ1xuVVjfFoynPaVBUR8f+kN10EBSZ1xuVVjfFoynPaVBUR8f+kN10EBC:9QDgok30dQDgok30R

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

husodct.duckdns.org:63

Mutex

DC_MUTEX-GEQM67F

Attributes
  • InstallPath

    Windows Update

  • gencode

    lKYGgTjpdSJN

  • install

    true

  • offline_keylogger

    true

  • persistence

    false

  • reg_key

    Win Update

rc4.plain

Extracted

Family

darkcomet

Attributes
  • gencode

  • install

    false

  • offline_keylogger

    false

  • persistence

    false

rc4.plain

Targets

    • Target

      3ca06deaa1db0bb6853a63f8f3f1aab51fd1508d79b698e1a95bd7b878738263

    • Size

      1.3MB

    • MD5

      36184c308fc88f7d55fbea44f4624f61

    • SHA1

      750cdded9a235e6b18b88488e2e3d70675be56dd

    • SHA256

      3ca06deaa1db0bb6853a63f8f3f1aab51fd1508d79b698e1a95bd7b878738263

    • SHA512

      dcc6c44ce3ff3192d7872c24fd7f1c09f38c58a907295752e33d93531145ae06f6118510873649547529d6069bd6d9600ddeeff0a56ebed8718d3c62eb1908c6

    • SSDEEP

      24576:bZ1xuVVjfFoynPaVBUR8f+kN10EBSZ1xuVVjfFoynPaVBUR8f+kN10EBC:9QDgok30dQDgok30R

    • Darkcomet

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

    • Darkcomet family

    • Modifies WinLogon for persistence

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks