General

  • Target

    62701932c9d37dead8220eb0f027201a_JaffaCakes118

  • Size

    676KB

  • Sample

    241020-qjnf9ssblr

  • MD5

    62701932c9d37dead8220eb0f027201a

  • SHA1

    0c47a1cbaa126fa6ae061f71b5daf44305799211

  • SHA256

    cd08c067f329316acfd90acf2fd01e11ff8b45bbf33facab8981879dd0de7e72

  • SHA512

    363a95a7dd7b8e43cdf4e6465b3a64f3a527a745949590029e4cfb515460ffddec0b88612279d148db1f4f9bbc10ba420c6d1fc08c53c81e762688db6007ec56

  • SSDEEP

    12288:M19HMeUmcufrvA3kb445UEJ2jsWiD4EvFuu4cNgZhCiZKD/XdyF:M/iBIGkbxqEcjsWiDxguehC2S

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

79.117.100.81:1604

http://mikyboss.zapto.org/:1604

http://mikyboss.zapto.org:1604

Mutex

DC_MUTEX-JSBH9WT

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    xn6ZJFX39bZT

  • install

    true

  • offline_keylogger

    true

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      62701932c9d37dead8220eb0f027201a_JaffaCakes118

    • Size

      676KB

    • MD5

      62701932c9d37dead8220eb0f027201a

    • SHA1

      0c47a1cbaa126fa6ae061f71b5daf44305799211

    • SHA256

      cd08c067f329316acfd90acf2fd01e11ff8b45bbf33facab8981879dd0de7e72

    • SHA512

      363a95a7dd7b8e43cdf4e6465b3a64f3a527a745949590029e4cfb515460ffddec0b88612279d148db1f4f9bbc10ba420c6d1fc08c53c81e762688db6007ec56

    • SSDEEP

      12288:M19HMeUmcufrvA3kb445UEJ2jsWiD4EvFuu4cNgZhCiZKD/XdyF:M/iBIGkbxqEcjsWiDxguehC2S

    • Darkcomet

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

    • Modifies WinLogon for persistence

    • 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

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks