Resubmissions

07-07-2022 07:45

220707-jlmt7afdal 10

07-04-2022 05:16

220407-fx5btsbhf2 8

General

  • Target

    BstNiggaStub.exe

  • Size

    1017KB

  • Sample

    220407-fx5btsbhf2

  • MD5

    6a63a4741f5d8561a08069dab3c9afbc

  • SHA1

    4cceb4ccf7a1d488bc7a4b67ced920c7fcbec8a2

  • SHA256

    5536d8e31ee96b4cdfbd1a1b485cb13960f01ddf218ee8d17f42f5f02b41d68e

  • SHA512

    1afc1ec86a900827257b7fff7f2a598a0b35ef3f489a7ea11fe0d6a130335550ac6032a18e2c425429e06aae52ed89c84697ac9d12b3080cc2ee9b95b9ca9dab

Score
8/10

Malware Config

Targets

    • Target

      BstNiggaStub.exe

    • Size

      1017KB

    • MD5

      6a63a4741f5d8561a08069dab3c9afbc

    • SHA1

      4cceb4ccf7a1d488bc7a4b67ced920c7fcbec8a2

    • SHA256

      5536d8e31ee96b4cdfbd1a1b485cb13960f01ddf218ee8d17f42f5f02b41d68e

    • SHA512

      1afc1ec86a900827257b7fff7f2a598a0b35ef3f489a7ea11fe0d6a130335550ac6032a18e2c425429e06aae52ed89c84697ac9d12b3080cc2ee9b95b9ca9dab

    Score
    8/10
    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks