General

  • Target

    d307eed36bcbe673fd89f96be8739c1613efe7520ac870dbe15e6d35e67d3b58

  • Size

    460KB

  • Sample

    220903-p6ks8ahgd9

  • MD5

    4867fd230f1c7258178d3d8dd7eabb2a

  • SHA1

    b0f8925bdd1e60a719cfed16fc2b749efbdc8202

  • SHA256

    d307eed36bcbe673fd89f96be8739c1613efe7520ac870dbe15e6d35e67d3b58

  • SHA512

    b7f36ffa61e8b550f41369f3c2dbbe6af4da360fac15c2e3fcc9c50ea80619852fe6afce16d857f77af25b21bf64a835264ca6411ad7e6a06599eda90fd539b7

  • SSDEEP

    12288:4Hw0k6MeZrhliNvNv3l0sYUdVIPtbt7+4jJ5eXdhsjeWhN7E6:4Hw0kErhliHWsMPth+EJGdh2eGN7E6

Malware Config

Extracted

Family

colibri

Version

1.2.0

Botnet

Build1

C2

http://zpltcmgodhvvedxtfcygvbgjkvgvcguygytfigj.cc/gate.php

http://yugyuvyugguitgyuigtfyutdtoghghbbgyv.cx/gate.php

Targets

    • Target

      d307eed36bcbe673fd89f96be8739c1613efe7520ac870dbe15e6d35e67d3b58

    • Size

      460KB

    • MD5

      4867fd230f1c7258178d3d8dd7eabb2a

    • SHA1

      b0f8925bdd1e60a719cfed16fc2b749efbdc8202

    • SHA256

      d307eed36bcbe673fd89f96be8739c1613efe7520ac870dbe15e6d35e67d3b58

    • SHA512

      b7f36ffa61e8b550f41369f3c2dbbe6af4da360fac15c2e3fcc9c50ea80619852fe6afce16d857f77af25b21bf64a835264ca6411ad7e6a06599eda90fd539b7

    • SSDEEP

      12288:4Hw0k6MeZrhliNvNv3l0sYUdVIPtbt7+4jJ5eXdhsjeWhN7E6:4Hw0kErhliHWsMPth+EJGdh2eGN7E6

    • 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