General

  • Target

    888e63cb4271aa3d7aa434a4ab594cbdca9cc88b5a5bcdcbfd6c0780b41ec615

  • Size

    589KB

  • Sample

    250226-dt4j1svmw2

  • MD5

    8af59e07ee7f2d0891304a4ae4dcdb3d

  • SHA1

    8f3d1cf2d30a061d5ed2ab03761e636919488a33

  • SHA256

    888e63cb4271aa3d7aa434a4ab594cbdca9cc88b5a5bcdcbfd6c0780b41ec615

  • SHA512

    315ec2c041483eb027cfb2fe048f9e860bae0511b105c4488c706976dc87b3ff812488af63cca48410992b97642f668be193be59e51b5c492ffd35a970617b3e

  • SSDEEP

    12288:9ffLtEIQIu7k5sscLsD5iZqHyscNExmj1NT5BzYQR8NxOz8Y5oSm:9fTOIQIu7k5DzvLxm5Bl8sW

Malware Config

Extracted

Family

darkcomet

Botnet

Botnet

C2

letsgoboom.no-ip.info:1604

Mutex

DC_MUTEX-JCT2X8G

Attributes
  • gencode

    k*q67FD+Sz0#

  • install

    false

  • offline_keylogger

    true

  • password

    runescaped

  • persistence

    false

rc4.plain

Targets

    • Target

      888e63cb4271aa3d7aa434a4ab594cbdca9cc88b5a5bcdcbfd6c0780b41ec615

    • Size

      589KB

    • MD5

      8af59e07ee7f2d0891304a4ae4dcdb3d

    • SHA1

      8f3d1cf2d30a061d5ed2ab03761e636919488a33

    • SHA256

      888e63cb4271aa3d7aa434a4ab594cbdca9cc88b5a5bcdcbfd6c0780b41ec615

    • SHA512

      315ec2c041483eb027cfb2fe048f9e860bae0511b105c4488c706976dc87b3ff812488af63cca48410992b97642f668be193be59e51b5c492ffd35a970617b3e

    • SSDEEP

      12288:9ffLtEIQIu7k5sscLsD5iZqHyscNExmj1NT5BzYQR8NxOz8Y5oSm:9fTOIQIu7k5DzvLxm5Bl8sW

    • Darkcomet

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

    • Darkcomet family

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • 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

    • Suspicious use of SetThreadContext

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks