General

  • Target

    d39e7bc91ca647f232ad402c881df60e_JaffaCakes118

  • Size

    170KB

  • Sample

    240908-fwrz4s1ama

  • MD5

    d39e7bc91ca647f232ad402c881df60e

  • SHA1

    1de1c066a2b7c2fb3678ef20ed4db350adf37474

  • SHA256

    bbc527d9380dc850eb31cb7b3ca2e41ffd83566a0884dbd7abac9796d1143cac

  • SHA512

    2d55b95679006b6bfe199afa77e34fcef4498413b2a8155e0066ae11a05752acd278792a95a500959c63358c06cb08aaecacf5c7e9f6ba378674d0ff8883fe46

  • SSDEEP

    3072:eUhm3QDV9LRyn9IlscrFU1muAZdeVTgemlklv0UGqP:Z6QDVjyn1c4munV8ezvb

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Targets

    • Target

      d39e7bc91ca647f232ad402c881df60e_JaffaCakes118

    • Size

      170KB

    • MD5

      d39e7bc91ca647f232ad402c881df60e

    • SHA1

      1de1c066a2b7c2fb3678ef20ed4db350adf37474

    • SHA256

      bbc527d9380dc850eb31cb7b3ca2e41ffd83566a0884dbd7abac9796d1143cac

    • SHA512

      2d55b95679006b6bfe199afa77e34fcef4498413b2a8155e0066ae11a05752acd278792a95a500959c63358c06cb08aaecacf5c7e9f6ba378674d0ff8883fe46

    • SSDEEP

      3072:eUhm3QDV9LRyn9IlscrFU1muAZdeVTgemlklv0UGqP:Z6QDVjyn1c4munV8ezvb

    • 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