General

  • Target
    b314a11a49d471019fd51f31ddd80c69ae3dbd374c3664a40eeb8ffed9338037
  • Size 11.7MB
  • Sample260815-dkr5mayta1
  • SHA256 b314a11a49d471019fd51f31ddd80c69ae3dbd374c3664a40eeb8ffed9338037
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • skuld

C2
  • https://discord.com/api/webhooks/1537811722486948001/rFCoHdBC74sTQK9lm9nCVddaKQd2W1xloaBEja-7_kp79qha2ga-Fa6Mf644i9VQp0NB

Targets

    • Target
      b314a11a49d471019fd51f31ddd80c69ae3dbd374c3664a40eeb8ffed9338037
    • Size 11.7MB
    • SHA256 b314a11a49d471019fd51f31ddd80c69ae3dbd374c3664a40eeb8ffed9338037
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects SkuldStealer

    • Family: Skuld stealer

      An info stealer written in Go lang.

    • Command and Scripting Interpreter: PowerShell

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

    • Disables one or more Microsoft Defender components

      Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Looks up external IP address via web service

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

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

MITRE ATT&CK Enterprise v16

Tasks