General

  • Target

    77eabe305a2c72f81baa439936fc2a2c_JaffaCakes118

  • Size

    987KB

  • Sample

    240527-e724sahd35

  • MD5

    77eabe305a2c72f81baa439936fc2a2c

  • SHA1

    38ae1b72357d8660a633d6c66efbb28bb57795ca

  • SHA256

    cfedb16bb7f771abbecc56b51883dbb212e87d811ecba361084ff95e0b208b88

  • SHA512

    7d1756a5d69a4d82c89e6ae7846e0ee0c966c3569244ba42a765c72c5cefb4bbaa3ba7e9b1ab890f14166b75d020ffd9f08ea1fb56672ee30e366efb575d8c09

  • SSDEEP

    24576:PrYUhzRsCg6Yn++QKS7x0MZm4NE03w/o6:D+Cg6KbbgLmgsw6

Malware Config

Targets

    • Target

      77eabe305a2c72f81baa439936fc2a2c_JaffaCakes118

    • Size

      987KB

    • MD5

      77eabe305a2c72f81baa439936fc2a2c

    • SHA1

      38ae1b72357d8660a633d6c66efbb28bb57795ca

    • SHA256

      cfedb16bb7f771abbecc56b51883dbb212e87d811ecba361084ff95e0b208b88

    • SHA512

      7d1756a5d69a4d82c89e6ae7846e0ee0c966c3569244ba42a765c72c5cefb4bbaa3ba7e9b1ab890f14166b75d020ffd9f08ea1fb56672ee30e366efb575d8c09

    • SSDEEP

      24576:PrYUhzRsCg6Yn++QKS7x0MZm4NE03w/o6:D+Cg6KbbgLmgsw6

    • MassLogger

      Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

    • MassLogger Main payload

    • Checks computer location settings

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

    • Drops startup file

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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 v15

Tasks