General

  • Target

    03cb0b3b6c1f52125e44c6afeb45959f_JaffaCakes118

  • Size

    245KB

  • Sample

    240622-zeb24starb

  • MD5

    03cb0b3b6c1f52125e44c6afeb45959f

  • SHA1

    3630e6f0f99741ec892d71bd4120750401f930d2

  • SHA256

    40f976d46a307cfb4fc8a667ecaada0270e2aa4c265d95d7fa170bdb8cc02a57

  • SHA512

    b58e17fb3451354605d3493634c45934535240fe75037adb0eae4839c1e5879ea78404a4285a55a45db7f54275ad2e124ac7868f6b1d40646928e352caac567f

  • SSDEEP

    6144:pbHX3VYhxSrtegif2dz69HKFmGHMR8brT5Bgszq/4:pbn+hxSrtGf2dzqKFm9RTszc4

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      03cb0b3b6c1f52125e44c6afeb45959f_JaffaCakes118

    • Size

      245KB

    • MD5

      03cb0b3b6c1f52125e44c6afeb45959f

    • SHA1

      3630e6f0f99741ec892d71bd4120750401f930d2

    • SHA256

      40f976d46a307cfb4fc8a667ecaada0270e2aa4c265d95d7fa170bdb8cc02a57

    • SHA512

      b58e17fb3451354605d3493634c45934535240fe75037adb0eae4839c1e5879ea78404a4285a55a45db7f54275ad2e124ac7868f6b1d40646928e352caac567f

    • SSDEEP

      6144:pbHX3VYhxSrtegif2dz69HKFmGHMR8brT5Bgszq/4:pbn+hxSrtGf2dzqKFm9RTszc4

    • MetaSploit

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

    • 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

    • UPX packed file

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

    • Adds Run key to start application

    • 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

MITRE ATT&CK Enterprise v15

Tasks