Overview

overview

10

Static

static

3

fe1e3f38e6...ff.exe

windows10-2004-x64

10

fe1e3f38e6...ff.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    fe1e3f38e6bd2ec3cfcacc946a22c8d8212f083c8165cb3caa9ae301c25332ff.exe
  • Size 812KB
  • Sample260809-wcehnsbk4v
  • SHA256 fe1e3f38e6bd2ec3cfcacc946a22c8d8212f083c8165cb3caa9ae301c25332ff
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
xwormdefense_evasiondiscoveryexecutionpersistencerattrojan

Malware Config

Extracted

Family

  • xworm

Version

  • 5.0

C2

  • 109.248.150.244:1070

Mutex

  • vq0enb35BNzySK9c

Attributes
  • Install_directory

    %AppData%

  • install_file

    bin.exe

aes.plain

Targets

    • Target
      fe1e3f38e6bd2ec3cfcacc946a22c8d8212f083c8165cb3caa9ae301c25332ff.exe
    • Size 812KB
    • SHA256 fe1e3f38e6bd2ec3cfcacc946a22c8d8212f083c8165cb3caa9ae301c25332ff
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    10/10
    defense_evasiondiscoveryexecutionxwormpersistencerattrojan

    • 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

    • Creates new service(s)

      persistenceexecution

    • Executes dropped EXE

    • Stops running service(s)

      defense_evasionexecution

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

System Services

2
T1569

Service Execution

2
T1569.002

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

2
T1543

Windows Service

2
T1543.003

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Impair Defenses

1
T1562

Modify Registry

1
T1112

Credential Access

Discovery

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

1
T1489

Tasks