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General

  • Target

    87ac5bf69e7262d546ebc1bba157c6a4_JaffaCakes118

  • Size

    192KB

  • Sample

    240810-zxnhvsyakq

  • MD5

    87ac5bf69e7262d546ebc1bba157c6a4

  • SHA1

    e885f5a7be93a5225f557688c38cd407a60adbc1

  • SHA256

    2b313102077f464f22159d0695150bfadf2dc7202dd7d89465f03379447c3205

  • SHA512

    2db4fbb43391203bc3960dbb99f24a32d3f51d48fc73699c2208e02394c9b4f2a6a03d64127d5eb74550b1a52fd4d4621de71ac8d908331d011c6c12fcefbfdf

  • SSDEEP

    3072:EtQvJvIEDsJuJVNonFsvplc33H47xiUso0lTPszEBfdBAZKIRACHi852jB/drEGJ:5vJu6N6E8HukUsj1Ps4BoKkR52prL

Malware Config

Targets

    • Target

      87ac5bf69e7262d546ebc1bba157c6a4_JaffaCakes118

    • Size

      192KB

    • MD5

      87ac5bf69e7262d546ebc1bba157c6a4

    • SHA1

      e885f5a7be93a5225f557688c38cd407a60adbc1

    • SHA256

      2b313102077f464f22159d0695150bfadf2dc7202dd7d89465f03379447c3205

    • SHA512

      2db4fbb43391203bc3960dbb99f24a32d3f51d48fc73699c2208e02394c9b4f2a6a03d64127d5eb74550b1a52fd4d4621de71ac8d908331d011c6c12fcefbfdf

    • SSDEEP

      3072:EtQvJvIEDsJuJVNonFsvplc33H47xiUso0lTPszEBfdBAZKIRACHi852jB/drEGJ:5vJu6N6E8HukUsj1Ps4BoKkR52prL

    • Modifies WinLogon for persistence

    • Ramnit

      Ramnit is a versatile family that holds viruses, worms, and Trojans.

    • UAC bypass

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Drops startup file

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Adds Run key to start application

MITRE ATT&CK Enterprise v15

Tasks