Overview

overview

10

Static

static

5

b81dbd9727...57.exe

windows10-2004-x64

10

b81dbd9727...57.exe

windows11-21h2-x64

8

Sharing

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General

  • Target
    b81dbd9727c421e193c4451efa1398cc101f4456c2d92959c5037bd585ff9f57.exe
  • Size 2.7MB
  • Sample260419-ec7qsab19p
  • SHA256 b81dbd9727c421e193c4451efa1398cc101f4456c2d92959c5037bd585ff9f57
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
donutloaderdiscoveryexecutionloaderpersistenceransomware

Malware Config

Targets

    • Target
      b81dbd9727c421e193c4451efa1398cc101f4456c2d92959c5037bd585ff9f57.exe
    • Size 2.7MB
    • SHA256 b81dbd9727c421e193c4451efa1398cc101f4456c2d92959c5037bd585ff9f57
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryexecutiondonutloaderloaderpersistenceransomware

    • Detects DonutLoader

      loader

    • Family: DonutLoader

      DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.

      loaderdonutloader

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Checks computer location settings

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

    • Loads dropped DLL

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks