General

  • Target

    f2c2deffc9ed33a1bfcbfcc0e754003a_JaffaCakes118

  • Size

    131KB

  • Sample

    240416-fv4yaacb2t

  • MD5

    f2c2deffc9ed33a1bfcbfcc0e754003a

  • SHA1

    949e82116f47812d928f850376976d3a505c4633

  • SHA256

    19b1024cfbe677e343acb25378ec97b7f43ca441b41d534327bc29ae80b979ab

  • SHA512

    56489abe90e5bfa07165fa74b388dc98aa006f550e5e74730a04466d640bbefffdc4f342acdb040ad2ae9b15d763b92e19d2911d802978e173810845162b0f84

  • SSDEEP

    3072:w+NtOe0ylYoCtCM0cop3pT2Z7tANHS9wnlaUptqy4zuy:nNtOeRgA3eCHkslsfiy

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      f2c2deffc9ed33a1bfcbfcc0e754003a_JaffaCakes118

    • Size

      131KB

    • MD5

      f2c2deffc9ed33a1bfcbfcc0e754003a

    • SHA1

      949e82116f47812d928f850376976d3a505c4633

    • SHA256

      19b1024cfbe677e343acb25378ec97b7f43ca441b41d534327bc29ae80b979ab

    • SHA512

      56489abe90e5bfa07165fa74b388dc98aa006f550e5e74730a04466d640bbefffdc4f342acdb040ad2ae9b15d763b92e19d2911d802978e173810845162b0f84

    • SSDEEP

      3072:w+NtOe0ylYoCtCM0cop3pT2Z7tANHS9wnlaUptqy4zuy:nNtOeRgA3eCHkslsfiy

    • 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