General

  • Target

    0a46613d4ca1c621c5838c41e9cfe559b112b9e1d3b69e2051066e18ff24acb6

  • Size

    467KB

  • Sample

    220903-qh9ywafdhq

  • MD5

    3532766b7b1a52a96b77a00e94bb4c95

  • SHA1

    e112face677144ebb230165303461e0367403096

  • SHA256

    0a46613d4ca1c621c5838c41e9cfe559b112b9e1d3b69e2051066e18ff24acb6

  • SHA512

    49a4067074693c90459547cc373aa0e8f74f7ae0f34200cb8f716ef6f4a1028eb3de8fe5f3e08020c1f75e927593009d193c35e31fd3cdb14b67699fdc28c714

  • SSDEEP

    12288:bFnVk+436xowuTfLq4EI+gOBzh4JiM32SIMT:bFnVkZ/wKfOrki

Malware Config

Extracted

Family

colibri

Version

1.2.0

Botnet

Build1

C2

http://zpltcmgodhvvedxtfcygvbgjkvgvcguygytfigj.cc/gate.php

http://yugyuvyugguitgyuigtfyutdtoghghbbgyv.cx/gate.php

Targets

    • Target

      0a46613d4ca1c621c5838c41e9cfe559b112b9e1d3b69e2051066e18ff24acb6

    • Size

      467KB

    • MD5

      3532766b7b1a52a96b77a00e94bb4c95

    • SHA1

      e112face677144ebb230165303461e0367403096

    • SHA256

      0a46613d4ca1c621c5838c41e9cfe559b112b9e1d3b69e2051066e18ff24acb6

    • SHA512

      49a4067074693c90459547cc373aa0e8f74f7ae0f34200cb8f716ef6f4a1028eb3de8fe5f3e08020c1f75e927593009d193c35e31fd3cdb14b67699fdc28c714

    • SSDEEP

      12288:bFnVk+436xowuTfLq4EI+gOBzh4JiM32SIMT:bFnVkZ/wKfOrki

    • 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.

    • Reads user/profile data of web browsers

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

    • 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 Matrix ATT&CK v6

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks