General

  • Target

    7e1bdb2a312ea72c16e658fed46d7904_JaffaCakes118

  • Size

    1004KB

  • Sample

    240528-x5gdeaaa93

  • MD5

    7e1bdb2a312ea72c16e658fed46d7904

  • SHA1

    cfcd30fd80a8e817d2f227010361d871419e1055

  • SHA256

    3b64228944b07ae173f7cdadd7ad31ced5b8777adb7f3acf5d6a4acb84de57cd

  • SHA512

    cb4c273d4bd24e673b4df99bf4fdf03cc9ed523df8617d990d9874f8fb20a624c4dc324382c46b3979b3c87bcb2c66a1040a86b74df35bb36f722d81fc3a82d5

  • SSDEEP

    24576:3KlaBa1sMMZvIniOzOh01CMl3T41HHUNe0nqFKn:afWL2ntzMEREGe8

Malware Config

Targets

    • Target

      7e1bdb2a312ea72c16e658fed46d7904_JaffaCakes118

    • Size

      1004KB

    • MD5

      7e1bdb2a312ea72c16e658fed46d7904

    • SHA1

      cfcd30fd80a8e817d2f227010361d871419e1055

    • SHA256

      3b64228944b07ae173f7cdadd7ad31ced5b8777adb7f3acf5d6a4acb84de57cd

    • SHA512

      cb4c273d4bd24e673b4df99bf4fdf03cc9ed523df8617d990d9874f8fb20a624c4dc324382c46b3979b3c87bcb2c66a1040a86b74df35bb36f722d81fc3a82d5

    • SSDEEP

      24576:3KlaBa1sMMZvIniOzOh01CMl3T41HHUNe0nqFKn:afWL2ntzMEREGe8

    • 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