General

  • Target

    JaffaCakes118_ec150d3ba88b06bf7ad74d250987e26c

  • Size

    3.6MB

  • Sample

    250212-b8ywzawphl

  • MD5

    ec150d3ba88b06bf7ad74d250987e26c

  • SHA1

    e5b846e6edc3580c1bf99323723e9119b53f7448

  • SHA256

    37d94e9e2532ecd0d7eee0e485a26d75b1f4b91c1e84ab574dbf28dbd504a5df

  • SHA512

    42e535390e184c50999ccc54bc70108bed07b31f92c9d8cc28014cfab553a9b1617d30178a4196ec165b98da5244c788ceaead60ac96f4f413d86bd541381528

  • SSDEEP

    98304:orkPUcIN573i9UvdXVwvGmRX2maX+lPKk41LfiQgUGL041LfiQggc:orkP3ILLi9U1VwumAulPKk41LfxgUJ4u

Malware Config

Targets

    • Target

      JaffaCakes118_ec150d3ba88b06bf7ad74d250987e26c

    • Size

      3.6MB

    • MD5

      ec150d3ba88b06bf7ad74d250987e26c

    • SHA1

      e5b846e6edc3580c1bf99323723e9119b53f7448

    • SHA256

      37d94e9e2532ecd0d7eee0e485a26d75b1f4b91c1e84ab574dbf28dbd504a5df

    • SHA512

      42e535390e184c50999ccc54bc70108bed07b31f92c9d8cc28014cfab553a9b1617d30178a4196ec165b98da5244c788ceaead60ac96f4f413d86bd541381528

    • SSDEEP

      98304:orkPUcIN573i9UvdXVwvGmRX2maX+lPKk41LfiQgUGL041LfiQggc:orkP3ILLi9U1VwumAulPKk41LfxgUJ4u

    • Blackshades

      Blackshades is a remote access trojan with various capabilities.

    • Blackshades family

    • Blackshades payload

    • Modifies firewall policy service

    • Detected Nirsoft tools

      Free utilities often used by attackers which can steal passwords, product keys, etc.

    • NirSoft MailPassView

      Password recovery tool for various email clients

    • Adds policy Run key to start application

    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Downloads MZ/PE file

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook accounts

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • 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