Overview

overview

10

Static

static

1

XClient_2.rar

windows7-x64

10

XClient_2.rar

windows10-2004-x64

3

Sharing

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General

  • Target

    XClient_2.rar

  • Size

    39KB

  • Sample

    240607-1xefmadc5w

  • MD5

    bb408af659e235e1d7f4efb840273cc6

  • SHA1

    8b96cfe7a4716d1c38e8e99f3c2bb9b015b5eb83

  • SHA256

    2d0547f08aef302a993f8b9f0f7053302197f1dc7ace3c98eb38c7a56ab28b33

  • SHA512

    d6bb9a4cd36f18462485e7dd085dc3330871a212760af65f9c988f6ea851ed8925055b8ae155f4b68c5fdfeeff1f5a8e03c368662ceb8bd4eb26b6dac983290d

  • SSDEEP

    768:VJ26bR4GPzBfRbAC2D6O/P0Nj4m7j8hCSg/5lUHvLIeo3:VjJrACc6O/P0NTf80/lUHDtW

Score
10/10
xwormexecutionpersistencerattrojan

Malware Config

Extracted

Family

xworm

C2

regular-engineers.gl.at.ply.gg:14550

Attributes
  • Install_directory

    %AppData%

  • install_file

    svchost.exe

Targets

    • Target

      XClient_2.rar

    • Size

      39KB

    • MD5

      bb408af659e235e1d7f4efb840273cc6

    • SHA1

      8b96cfe7a4716d1c38e8e99f3c2bb9b015b5eb83

    • SHA256

      2d0547f08aef302a993f8b9f0f7053302197f1dc7ace3c98eb38c7a56ab28b33

    • SHA512

      d6bb9a4cd36f18462485e7dd085dc3330871a212760af65f9c988f6ea851ed8925055b8ae155f4b68c5fdfeeff1f5a8e03c368662ceb8bd4eb26b6dac983290d

    • SSDEEP

      768:VJ26bR4GPzBfRbAC2D6O/P0Nj4m7j8hCSg/5lUHvLIeo3:VjJrACc6O/P0NTf80/lUHDtW

    Score
    10/10
    xwormexecutionpersistencerattrojan

    • Detect Xworm Payload

    • 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

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Scheduled Task/Job

1
T1053

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Query Registry

1
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks