General

  • Target

    25af995a82a695829d5e73eb82d0ab9ccccae43fafd076b45625ab81d3c3bc82

  • Size

    718KB

  • Sample

    220819-tklkvafedr

  • MD5

    247455c8833c8a11511b4437ba149778

  • SHA1

    6831589bc510408b5d80a775f55fe1c9463f9e8e

  • SHA256

    25af995a82a695829d5e73eb82d0ab9ccccae43fafd076b45625ab81d3c3bc82

  • SHA512

    30e65f8b67a07f1dcc43bee23d8c54bcaccf2398f09949c0f4e97e67028cbacabb77fe6c18bac4ade7f4e61b09ab484bd654cf7dfdfbf3aedc8723fb236ee814

  • SSDEEP

    6144:aT919/uixhUYgbHxex1nZ+yDzfsZg+7qBkOAKarUbpwJmLbOyqA4N:aT75tUN7CnZJDzfsZd7qBkOAKqUlBMpN

Malware Config

Extracted

Family

colibri

Version

1.2.0

Botnet

Build1

C2

http://zpltcmgodhvvedxtfcygvbgjkvgvcguygytfigj.cc/gate.php

http://yugyuvyugguitgyuigtfyutdtoghghbbgyv.cx/gate.php

Targets

    • Target

      25af995a82a695829d5e73eb82d0ab9ccccae43fafd076b45625ab81d3c3bc82

    • Size

      718KB

    • MD5

      247455c8833c8a11511b4437ba149778

    • SHA1

      6831589bc510408b5d80a775f55fe1c9463f9e8e

    • SHA256

      25af995a82a695829d5e73eb82d0ab9ccccae43fafd076b45625ab81d3c3bc82

    • SHA512

      30e65f8b67a07f1dcc43bee23d8c54bcaccf2398f09949c0f4e97e67028cbacabb77fe6c18bac4ade7f4e61b09ab484bd654cf7dfdfbf3aedc8723fb236ee814

    • SSDEEP

      6144:aT919/uixhUYgbHxex1nZ+yDzfsZg+7qBkOAKarUbpwJmLbOyqA4N:aT75tUN7CnZJDzfsZd7qBkOAKqUlBMpN

    • Colibri Loader

      A loader sold as MaaS first seen in August 2021.

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses 2FA software files, possible credential harvesting

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks