General

  • Target

    a6de5722cb9978b0e73781c41301c19f_JaffaCakes118

  • Size

    1002KB

  • Sample

    240613-2bkwyssfpf

  • MD5

    a6de5722cb9978b0e73781c41301c19f

  • SHA1

    f14b526e5cb5b5b551c234ea8a4e644c6d0f2a93

  • SHA256

    7df80cbc3b1a80c75e28295d06119ffef7c17cb39f73a8e31ae1e90fae54a6d1

  • SHA512

    8ad385c3a8973a2786a6e036dfb8a19084bc1ac3ccba213a68698e141fbc053b6f7f3d23c28a9c3edba4c25b5389e0a69cd192ff595d4c9c760e21afb92576cb

  • SSDEEP

    24576:rKlaBa1sMMZvIniOzOhtHezxIbtMFDl69:2fWL2ntzMdelI2FZ69

Malware Config

Targets

    • Target

      a6de5722cb9978b0e73781c41301c19f_JaffaCakes118

    • Size

      1002KB

    • MD5

      a6de5722cb9978b0e73781c41301c19f

    • SHA1

      f14b526e5cb5b5b551c234ea8a4e644c6d0f2a93

    • SHA256

      7df80cbc3b1a80c75e28295d06119ffef7c17cb39f73a8e31ae1e90fae54a6d1

    • SHA512

      8ad385c3a8973a2786a6e036dfb8a19084bc1ac3ccba213a68698e141fbc053b6f7f3d23c28a9c3edba4c25b5389e0a69cd192ff595d4c9c760e21afb92576cb

    • SSDEEP

      24576:rKlaBa1sMMZvIniOzOhtHezxIbtMFDl69:2fWL2ntzMdelI2FZ69

    • 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 Matrix ATT&CK v13

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Tasks