General

  • Target

    ca5c9bba8a53f2f9e122c3a674ec680c_JaffaCakes118

  • Size

    243KB

  • Sample

    241206-btxqcsymgj

  • MD5

    ca5c9bba8a53f2f9e122c3a674ec680c

  • SHA1

    947a98d43d32fde4ed2b599b68b845d1b130881b

  • SHA256

    3febc09bde4c5d583075bdf4ccbf333ad597624c5214b28b7016a3434d09c2cf

  • SHA512

    631e04665168d0f29ef48edc2c80d8a95be9c33f0f22cfad7a8bd2e29b9bb6c154b9cd915c12efa51eadf53d832c1c257489374c4267c150767847231f2fcf23

  • SSDEEP

    6144:maX+lPhTr2MwPUAJWVhzn8YfSIw8Bx0Sz4WxP:NX+lJTreJahb7fSOBx0I

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      ca5c9bba8a53f2f9e122c3a674ec680c_JaffaCakes118

    • Size

      243KB

    • MD5

      ca5c9bba8a53f2f9e122c3a674ec680c

    • SHA1

      947a98d43d32fde4ed2b599b68b845d1b130881b

    • SHA256

      3febc09bde4c5d583075bdf4ccbf333ad597624c5214b28b7016a3434d09c2cf

    • SHA512

      631e04665168d0f29ef48edc2c80d8a95be9c33f0f22cfad7a8bd2e29b9bb6c154b9cd915c12efa51eadf53d832c1c257489374c4267c150767847231f2fcf23

    • SSDEEP

      6144:maX+lPhTr2MwPUAJWVhzn8YfSIw8Bx0Sz4WxP:NX+lJTreJahb7fSOBx0I

    • 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

    • 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