General

  • Target

    stil.exe

  • Size

    6.9MB

  • Sample

    240620-pm5z2s1gjr

  • MD5

    39346550a78951352f988eeea3645525

  • SHA1

    fd37f279013b42724cb98b92a5d26cbb7a13e2ec

  • SHA256

    5c98946dfd28183f309e420ff53a582ed692ce0d524d8e51d40a43fa153049ba

  • SHA512

    81722d39f601d219e891acb5ab48a1817c5f6cba6e0992a370fe95fbf64e0acec10822ea23a0935e5e4898bb064e99f78af834c7b69edc9d363f15806dd22497

  • SSDEEP

    98304:tQDjWM8JEE1rLamaHl3Ne4i3Tf2PkOpfW9hZMMoVmkzhxIdfXeRGYKJJcGhEIFWE:tQ0eeNTfm/pf+xk4dWRGtrbWOjgWyS

Malware Config

Targets

    • Target

      stil.exe

    • Size

      6.9MB

    • MD5

      39346550a78951352f988eeea3645525

    • SHA1

      fd37f279013b42724cb98b92a5d26cbb7a13e2ec

    • SHA256

      5c98946dfd28183f309e420ff53a582ed692ce0d524d8e51d40a43fa153049ba

    • SHA512

      81722d39f601d219e891acb5ab48a1817c5f6cba6e0992a370fe95fbf64e0acec10822ea23a0935e5e4898bb064e99f78af834c7b69edc9d363f15806dd22497

    • SSDEEP

      98304:tQDjWM8JEE1rLamaHl3Ne4i3Tf2PkOpfW9hZMMoVmkzhxIdfXeRGYKJJcGhEIFWE:tQ0eeNTfm/pf+xk4dWRGtrbWOjgWyS

    • Deletes Windows Defender Definitions

      Uses mpcmdrun utility to delete all AV definitions.

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Drops file in Drivers directory

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Looks up external IP address via web service

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

MITRE ATT&CK Enterprise v15

Tasks