Overview

overview

10

Static

static

3

EncryptedP...er.exe

windows10-2004-x64

10

EncryptedP...er.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    EncryptedPDFReader.exe
  • Size 6.5MB
  • Sample260628-m3yvkagy3p
  • SHA256 c8e5d5f46a7d988acf90de842a2a33a26026b303651388b709e26b5d437ea2a3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
donutloaderxwormdefense_evasionexecutionloaderpersistencerattrojan

Malware Config

Extracted

Family

  • xworm

Version

  • XWorm V6.5 by c3lestial.fun

C2

  • uziss.wtf:6000

Mutex

  • K82VsIqvEQB9WNGP

Attributes
  • install_file

    USB.exe

aes.plain

Targets

    • Target
      EncryptedPDFReader.exe
    • Size 6.5MB
    • SHA256 c8e5d5f46a7d988acf90de842a2a33a26026b303651388b709e26b5d437ea2a3
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    executiondonutloaderxwormloaderpersistencerattrojandefense_evasion

    • Detect Xworm Payload

    • 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

    • Family: Xworm

      Xworm is a remote access trojan written in C#.

      trojanratxworm

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Executes dropped EXE

    • Indicator Removal: Clear Windows Event Logs

      Clear Windows Event Logs to hide the activity of an intrusion.

      defense_evasion

    • Loads dropped DLL

    • Contacts third-party web service commonly abused for C2

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

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Tasks