General

  • Target

    69a3c94c586df5acb75967f1c97f79f3_JaffaCakes118

  • Size

    985KB

  • Sample

    240523-eddt4ada67

  • MD5

    69a3c94c586df5acb75967f1c97f79f3

  • SHA1

    9bb3961a41c2afe325b6f615c6a6e7da07a6784c

  • SHA256

    4358764628ddb7a8272093b8923525e48877e7910049a7d00d71476a51a87765

  • SHA512

    b447714ce4e6ed4c82cb5bea5c345657b262c41e22cfc47e3f84917afae0cc4ef0fc4812f7c167d7969ffe46512edd5c9214840f975e71929447264435cb6f4e

  • SSDEEP

    24576:PrYUhzRsCg6Yn++QKSqW7gmsjFLke4gM2me1jnMlK:D+Cg6Kbb/W7GL/glK

Malware Config

Targets

    • Target

      69a3c94c586df5acb75967f1c97f79f3_JaffaCakes118

    • Size

      985KB

    • MD5

      69a3c94c586df5acb75967f1c97f79f3

    • SHA1

      9bb3961a41c2afe325b6f615c6a6e7da07a6784c

    • SHA256

      4358764628ddb7a8272093b8923525e48877e7910049a7d00d71476a51a87765

    • SHA512

      b447714ce4e6ed4c82cb5bea5c345657b262c41e22cfc47e3f84917afae0cc4ef0fc4812f7c167d7969ffe46512edd5c9214840f975e71929447264435cb6f4e

    • SSDEEP

      24576:PrYUhzRsCg6Yn++QKSqW7gmsjFLke4gM2me1jnMlK:D+Cg6Kbb/W7GL/glK

    • 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