General

  • Target

    6116c0edc9a70e39cd5ce0c2cf6944c2_JaffaCakes118

  • Size

    564KB

  • Sample

    240721-x513ta1bpf

  • MD5

    6116c0edc9a70e39cd5ce0c2cf6944c2

  • SHA1

    d0fe346918eeea017289b450552a26ffe2311c58

  • SHA256

    85782efb7daa0bf8f6f658e210bcfc45a526198393416f1557d96a764342570c

  • SHA512

    9a277c9e2ce66efe82bd084d6d37fff7430ba5350cb83e6dea3ceb4547677595795d4c0b232837fd9789ad953b5173d2f32a884ac2d4620e9f15686c4f2f8e3a

  • SSDEEP

    12288:hiEPVIq0TcwMi7tBNMLpJVeVvsZWILqY02JwwA1x33GwTuIj+w:hiRq0TcwvypSVvsfLNzJwwAkX

Malware Config

Targets

    • Target

      6116c0edc9a70e39cd5ce0c2cf6944c2_JaffaCakes118

    • Size

      564KB

    • MD5

      6116c0edc9a70e39cd5ce0c2cf6944c2

    • SHA1

      d0fe346918eeea017289b450552a26ffe2311c58

    • SHA256

      85782efb7daa0bf8f6f658e210bcfc45a526198393416f1557d96a764342570c

    • SHA512

      9a277c9e2ce66efe82bd084d6d37fff7430ba5350cb83e6dea3ceb4547677595795d4c0b232837fd9789ad953b5173d2f32a884ac2d4620e9f15686c4f2f8e3a

    • SSDEEP

      12288:hiEPVIq0TcwMi7tBNMLpJVeVvsZWILqY02JwwA1x33GwTuIj+w:hiRq0TcwvypSVvsfLNzJwwAkX

    • Modifies WinLogon for persistence

    • Modifies visiblity of hidden/system files in Explorer

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Adds Run key to start application

    • Maps connected drives based on registry

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks