General

  • Target

    6a8349c30bda22a77d692a91c7135183_JaffaCakes118

  • Size

    1.1MB

  • Sample

    240523-lmamcscb58

  • MD5

    6a8349c30bda22a77d692a91c7135183

  • SHA1

    c143cbe18573f5291baedc20145afab3e42be1b5

  • SHA256

    cfa59596590ca689f1acca3450a94bb956d9b54749b7f84be00f2fad3ff94cb3

  • SHA512

    103448f7315ec1d8a2b59519bf9b05e735ad7509c8d879c6427b254e2a1d5ca7db4294329843e9477670f1f21e4d05aa1d44977ce047f9f5af533a8e02eaae5b

  • SSDEEP

    12288:vDb7BqrErn/mxx7E6vMJaxKwWoFJm6y2o/Yc4/P2x1AFQap0PzGQirg4E1y93CIB:vFBrny7d7eqq2Z32LYQigM9yFoviaHPx

Malware Config

Targets

    • Target

      6a8349c30bda22a77d692a91c7135183_JaffaCakes118

    • Size

      1.1MB

    • MD5

      6a8349c30bda22a77d692a91c7135183

    • SHA1

      c143cbe18573f5291baedc20145afab3e42be1b5

    • SHA256

      cfa59596590ca689f1acca3450a94bb956d9b54749b7f84be00f2fad3ff94cb3

    • SHA512

      103448f7315ec1d8a2b59519bf9b05e735ad7509c8d879c6427b254e2a1d5ca7db4294329843e9477670f1f21e4d05aa1d44977ce047f9f5af533a8e02eaae5b

    • SSDEEP

      12288:vDb7BqrErn/mxx7E6vMJaxKwWoFJm6y2o/Yc4/P2x1AFQap0PzGQirg4E1y93CIB:vFBrny7d7eqq2Z32LYQigM9yFoviaHPx

    • 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