General

  • Target

    FPSgamefix.exe

  • Size

    251KB

  • Sample

    240209-bha28afc58

  • MD5

    3f17ff4d31f35de16855e3a500c254c9

  • SHA1

    ebeb7aa5f9fe1d8288277d11918f06525a3c7dc7

  • SHA256

    aa8881fdcaa08ae11809accd75aa3a17c59cc1d711927bcef1210502dc99464f

  • SHA512

    cb3dad781a54aadbb600c46c76b58a8f02f5a6e93eb368d6d83165f59db2f5007ec6d9617a2621fb0920f9d99f0964e2c61b4b84d5abe85211b7dd2eb084f62e

  • SSDEEP

    6144:1cNYS996KFifeVjBpeExgVTFSXFoMc5RhCaL37Vkv:1cW7KEZlPzCy37Vw

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

8.tcp.us-cal-1.ngrok.io:14496

4.tcp.us-cal-1.ngrok.io:12688

Mutex

DC_MUTEX-54YN9CA

Attributes
  • InstallPath

    MSDCSC\msdcsc.exe

  • gencode

    XMXbcA0sjT4Y

  • install

    true

  • offline_keylogger

    true

  • password

    skidhunt1337

  • persistence

    true

  • reg_key

    MicroUpdate

Targets

    • Target

      FPSgamefix.exe

    • Size

      251KB

    • MD5

      3f17ff4d31f35de16855e3a500c254c9

    • SHA1

      ebeb7aa5f9fe1d8288277d11918f06525a3c7dc7

    • SHA256

      aa8881fdcaa08ae11809accd75aa3a17c59cc1d711927bcef1210502dc99464f

    • SHA512

      cb3dad781a54aadbb600c46c76b58a8f02f5a6e93eb368d6d83165f59db2f5007ec6d9617a2621fb0920f9d99f0964e2c61b4b84d5abe85211b7dd2eb084f62e

    • SSDEEP

      6144:1cNYS996KFifeVjBpeExgVTFSXFoMc5RhCaL37Vkv:1cW7KEZlPzCy37Vw

    • Darkcomet

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

    • Modifies WinLogon for persistence

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • UPX packed file

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

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Enterprise v15

Tasks