General

  • Target

    f75b6b1468e4312e927017805638ff92_JaffaCakes118

  • Size

    251KB

  • Sample

    240926-cxr5qavfmb

  • MD5

    f75b6b1468e4312e927017805638ff92

  • SHA1

    cc8017c5b67834d5ce33549850ca910c7907eb78

  • SHA256

    6e46b4324fafdf8e3b86434c646bf039259354400dd77d5b146b6fa3b3f6dc79

  • SHA512

    3face27e360934fe42c1999e864b789beb097ddf5da3e7b441863d58fa6356912f5fcf14638a02eb1a3f580e98164ea30bc6fabf677967e6fda116acec9025d5

  • SSDEEP

    6144:gTkwIQVIcEd/haua5r5whMKi2jYSy6B2qMXRKx0yhaE:ggzgIcEdehWrKSy6BIJE

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      f75b6b1468e4312e927017805638ff92_JaffaCakes118

    • Size

      251KB

    • MD5

      f75b6b1468e4312e927017805638ff92

    • SHA1

      cc8017c5b67834d5ce33549850ca910c7907eb78

    • SHA256

      6e46b4324fafdf8e3b86434c646bf039259354400dd77d5b146b6fa3b3f6dc79

    • SHA512

      3face27e360934fe42c1999e864b789beb097ddf5da3e7b441863d58fa6356912f5fcf14638a02eb1a3f580e98164ea30bc6fabf677967e6fda116acec9025d5

    • SSDEEP

      6144:gTkwIQVIcEd/haua5r5whMKi2jYSy6B2qMXRKx0yhaE:ggzgIcEdehWrKSy6BIJE

    • 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

    • 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