General

  • Target

    JaffaCakes118_97c171647ceae4a593ed0a22545dc555

  • Size

    244KB

  • Sample

    250329-y41akatrs2

  • MD5

    97c171647ceae4a593ed0a22545dc555

  • SHA1

    130fb9b31411582887e558ed0b7e358a3045faf5

  • SHA256

    921e5de8683cc121f3667dce87c02b4c4cc3ff009a83cf0ed7f213cd7577f539

  • SHA512

    9addeba0828aa35160c336d20b31c2f2f085514def5949be17e4e4de586df3a790a26826454fcd9e2d6893f88d6191d82a7fa57e96bb87fffa301e96ebc15c6e

  • SSDEEP

    6144:KjrVP0zmzl0rkLmzqHbBy+WV41BI4tzY+tBcw:QrVP0zmHmOHFQV41SU6w

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      JaffaCakes118_97c171647ceae4a593ed0a22545dc555

    • Size

      244KB

    • MD5

      97c171647ceae4a593ed0a22545dc555

    • SHA1

      130fb9b31411582887e558ed0b7e358a3045faf5

    • SHA256

      921e5de8683cc121f3667dce87c02b4c4cc3ff009a83cf0ed7f213cd7577f539

    • SHA512

      9addeba0828aa35160c336d20b31c2f2f085514def5949be17e4e4de586df3a790a26826454fcd9e2d6893f88d6191d82a7fa57e96bb87fffa301e96ebc15c6e

    • SSDEEP

      6144:KjrVP0zmzl0rkLmzqHbBy+WV41BI4tzY+tBcw:QrVP0zmHmOHFQV41SU6w

    • MetaSploit

      Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

    • Metasploit family

    • Modifies firewall policy service

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks