Overview

overview

10

Static

static

3

c89db2aeba...cf.exe

windows10-2004-x64

10

c89db2aeba...cf.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    c89db2aeba59905ad7587bfbc6aa3c238aff7d04df5a872ebd9c36e7ed711dcf.exe
  • Size 1.4MB
  • Sample260910-mlny2a1gqg
  • SHA256 c89db2aeba59905ad7587bfbc6aa3c238aff7d04df5a872ebd9c36e7ed711dcf
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
stealcdiscoveryexecutionpersistencestealer

Malware Config

Extracted

Family

  • stealc

C2

  • https://cloud-flare-authenticator.link

rc4.plain

Targets

    • Target
      c89db2aeba59905ad7587bfbc6aa3c238aff7d04df5a872ebd9c36e7ed711dcf.exe
    • Size 1.4MB
    • SHA256 c89db2aeba59905ad7587bfbc6aa3c238aff7d04df5a872ebd9c36e7ed711dcf
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryexecutionstealcpersistencestealer

    • Detects Stealc stealer Version 3

    • Family: Stealc

      Stealc is an infostealer written in C++.

      stealerstealc

    • Command and Scripting Interpreter: PowerShell

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

      execution

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

      execution

    • Checks computer location settings

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

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks