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General

  • Target

    f40f1611ab3f0f2e68e6510f0dccd9a3_JaffaCakes118

  • Size

    146KB

  • Sample

    240416-wz2ayshb84

  • MD5

    f40f1611ab3f0f2e68e6510f0dccd9a3

  • SHA1

    5059996065bf2851c4ebde7830c91ca88f5fd580

  • SHA256

    5c1a093155a50132f6f0c8ae43e3afbeeeca0af19e628b56a674920e71dd987f

  • SHA512

    0715f3a760996a97279ec89ad275cdeb0e5b9e0f5ab7a6376b5a315df605f152bc06b58d9ce7fe0b55b232586976b83dc054d39790ee2cb15d3636325f92c3a2

  • SSDEEP

    3072:lfzYe0x+5ZHydrsuLcKMvhXL/MkkVtJI3ED3tSG6:lfzYe0xcHydYuLiv54VzI3E96

Malware Config

Targets

    • Target

      f40f1611ab3f0f2e68e6510f0dccd9a3_JaffaCakes118

    • Size

      146KB

    • MD5

      f40f1611ab3f0f2e68e6510f0dccd9a3

    • SHA1

      5059996065bf2851c4ebde7830c91ca88f5fd580

    • SHA256

      5c1a093155a50132f6f0c8ae43e3afbeeeca0af19e628b56a674920e71dd987f

    • SHA512

      0715f3a760996a97279ec89ad275cdeb0e5b9e0f5ab7a6376b5a315df605f152bc06b58d9ce7fe0b55b232586976b83dc054d39790ee2cb15d3636325f92c3a2

    • SSDEEP

      3072:lfzYe0x+5ZHydrsuLcKMvhXL/MkkVtJI3ED3tSG6:lfzYe0xcHydYuLiv54VzI3E96

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Adds Run key to start application

    • 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 Enterprise v15

Tasks