General

  • Target

    eaaf3988264b057be42263710a154c02_JaffaCakes118

  • Size

    480KB

  • Sample

    240919-gbcv5atdlq

  • MD5

    eaaf3988264b057be42263710a154c02

  • SHA1

    cad262d73d16977be6af22824016b2d7a85dddb0

  • SHA256

    0d39657bb20e582a5108850e936d8a093c89ed598e76cd461a69cb4986372472

  • SHA512

    635590875cce0a170d29a36095ebebacb113b789df46136b4446d1365962e56559afb42edd77e13a158ecc727d0ba1960598291d5a02c95df84c36933878abe9

  • SSDEEP

    6144:lj6/wndfF/gl0LQIk8DR3dEuAI7pEfxsZozAm9TMdGQLUg1nYmefPImdrion/Rh:t6onxOp8FySpE5zvIdtU+YmefbRh

Malware Config

Targets

    • Target

      eaaf3988264b057be42263710a154c02_JaffaCakes118

    • Size

      480KB

    • MD5

      eaaf3988264b057be42263710a154c02

    • SHA1

      cad262d73d16977be6af22824016b2d7a85dddb0

    • SHA256

      0d39657bb20e582a5108850e936d8a093c89ed598e76cd461a69cb4986372472

    • SHA512

      635590875cce0a170d29a36095ebebacb113b789df46136b4446d1365962e56559afb42edd77e13a158ecc727d0ba1960598291d5a02c95df84c36933878abe9

    • SSDEEP

      6144:lj6/wndfF/gl0LQIk8DR3dEuAI7pEfxsZozAm9TMdGQLUg1nYmefPImdrion/Rh:t6onxOp8FySpE5zvIdtU+YmefbRh

    • Modifies WinLogon for persistence

    • UAC bypass

    • Adds policy Run key to start application

    • Disables RegEdit via registry modification

    • Checks computer location settings

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

    • Executes dropped EXE

    • Impair Defenses: Safe Mode Boot

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks whether UAC is enabled

    • Hijack Execution Flow: Executable Installer File Permissions Weakness

      Possible Turn off User Account Control's privilege elevation for standard users.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks