General

  • Target

    file.exe

  • Size

    2.7MB

  • Sample

    230209-ewffmsbg32

  • MD5

    a98cf7d9ef915f3c3cb16d731eb43ff9

  • SHA1

    51110199aae9e5546a8b6e29e62a0a629ab29618

  • SHA256

    a3d5c655cfd386f82cae077d2db8b8c5c64eb560260eca223442f678635349f0

  • SHA512

    2ad5bf1357ac2a89c78b5f7066b759924cb78a90c5643f93b05c1c0d59b8dc0b860549cfd5fbff3ef65c0c7068c2b64cea425db74afe57071c5245773b881dc8

  • SSDEEP

    6144:phdPbOhpdUK5rvyKMdF2Xzw4JttcBDlxdwpfxfBThM9eo1I7u0Kry2wej993RUgV:3tbO5WKeg5fBTy9eo1drf

Score
10/10

Malware Config

Extracted

Family

colibri

Version

1.4.0

Botnet

exploits

C2

http://194.4.49.243/gate.php

rc4.plain

Targets

    • Target

      file.exe

    • Size

      2.7MB

    • MD5

      a98cf7d9ef915f3c3cb16d731eb43ff9

    • SHA1

      51110199aae9e5546a8b6e29e62a0a629ab29618

    • SHA256

      a3d5c655cfd386f82cae077d2db8b8c5c64eb560260eca223442f678635349f0

    • SHA512

      2ad5bf1357ac2a89c78b5f7066b759924cb78a90c5643f93b05c1c0d59b8dc0b860549cfd5fbff3ef65c0c7068c2b64cea425db74afe57071c5245773b881dc8

    • SSDEEP

      6144:phdPbOhpdUK5rvyKMdF2Xzw4JttcBDlxdwpfxfBThM9eo1I7u0Kry2wej993RUgV:3tbO5WKeg5fBTy9eo1drf

    Score
    10/10
    • Colibri Loader

      A loader sold as MaaS first seen in August 2021.

    • Uses the VBS compiler for execution

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks