Overview

overview

10

Static

static

3

c1b413f8c9...92.exe

windows10-2004-x64

10

c1b413f8c9...92.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    c1b413f8c96547f9abefecddea7d864fdc60146d9a0b12659de973eeff1caa92.exe
  • Size 795KB
  • Sample260731-24sghaab67
  • SHA256 c1b413f8c96547f9abefecddea7d864fdc60146d9a0b12659de973eeff1caa92
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xwormdiscoveryexecutionpersistencerattrojan

Malware Config

Extracted

Family

  • xworm

Version

  • 5.0

C2

  • 104.168.7.219:8823

  • frBvNnnFYR6XR622pBE0NQ==:23

Mutex

  • yy44YYqisu2DFrXX

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target
      c1b413f8c96547f9abefecddea7d864fdc60146d9a0b12659de973eeff1caa92.exe
    • Size 795KB
    • SHA256 c1b413f8c96547f9abefecddea7d864fdc60146d9a0b12659de973eeff1caa92
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    discoveryexecutionxwormpersistencerattrojan

    • Detect Xworm Payload

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • 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.

    • Executes dropped EXE

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks