General

  • Target

    f4fae06b0c73cef55ecba926edff5350e95fc54cbd81f0d81edde68a69c71c1b

  • Size

    163KB

  • Sample

    221117-jywmvsdh87

  • MD5

    7350dd116e35bf99e1d583f377f7e902

  • SHA1

    b4465d8f92d89d72db03017e7967bdbe1da99e60

  • SHA256

    f4fae06b0c73cef55ecba926edff5350e95fc54cbd81f0d81edde68a69c71c1b

  • SHA512

    2c9bf321db5a83590cf5226d400d012a1a80271ed53b021aa8a80ff0096e62010ad47a117b1f28e3993e533b18b63da9983ab87cdfd7c4854184fde023039dfc

  • SSDEEP

    3072:PjG40LroiYvot5pMtoi1Xtk3HDFzSrTWVYeuAnWFu+D:PkLE/vMMtosdkzFeyVD7nR

Malware Config

Extracted

Family

systembc

C2

89.248.165.79:443

Targets

    • Target

      f4fae06b0c73cef55ecba926edff5350e95fc54cbd81f0d81edde68a69c71c1b

    • Size

      163KB

    • MD5

      7350dd116e35bf99e1d583f377f7e902

    • SHA1

      b4465d8f92d89d72db03017e7967bdbe1da99e60

    • SHA256

      f4fae06b0c73cef55ecba926edff5350e95fc54cbd81f0d81edde68a69c71c1b

    • SHA512

      2c9bf321db5a83590cf5226d400d012a1a80271ed53b021aa8a80ff0096e62010ad47a117b1f28e3993e533b18b63da9983ab87cdfd7c4854184fde023039dfc

    • SSDEEP

      3072:PjG40LroiYvot5pMtoi1Xtk3HDFzSrTWVYeuAnWFu+D:PkLE/vMMtosdkzFeyVD7nR

    • Detects Smokeloader packer

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • SystemBC

      SystemBC is a proxy and remote administration tool first seen in 2019.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Deletes itself

MITRE ATT&CK Enterprise v6

Tasks