Overview

overview

10

Static

static

10

XClient.exe

windows7-x64

10

XClient.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    15-06-2024 10:52

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General

  • Target

    XClient.exe

  • Size

    63KB

  • MD5

    1af87c02c7d2beea03afdebfb55d3b3b

  • SHA1

    5e59b080f6a3bd74dff1522721ef2d2bbff5eb07

  • SHA256

    fb060dbdb5d300443a7137bf675cee66ab9b99d5f19701937bef7390097c1c5d

  • SHA512

    90b86b74f4e640591f5c22bb14e8817b44189e6c66a2d791583f7366d93920e0cd69193050b77cf3941a1a276e5567118b9e1acf23c7321799a5a41674db9f93

  • SSDEEP

    1536:H/0TA/AoeFLZf+3Enr/eoPAabDUd3Rm4sKpL8Ioi68LgOnfCK5e:pWF9gM/eaAabDqRrsKKsLgOnfCK5e

Score
10/10
xwormexecutionrattrojan

Malware Config

Extracted

Family

xworm

C2

127.0.0.1:23386

cameras-happen.gl.at.ply.gg:23386
Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.exe

Signatures

  • Detect Xworm Payload 1 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

    trojanratxworm
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

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

    execution
  • Drops startup file 2 IoCs
  • Looks up external IP address via web service 1 IoCs

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

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\XClient.exe
    "C:\Users\Admin\AppData\Local\Temp\XClient.exe"
    1⤵
    • Drops startup file
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2560
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\XClient.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2712
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2640
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\XClient.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2592
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'XClient.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2972

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

PowerShell

1
T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
    Filesize

    7KB

    MD5

    5993730c159fd95348319d1991a64f3f

    SHA1

    12c8fb7e5837e7bc76e90877e846bb68fdf184fa

    SHA256

    2f730fc059a636b68375a0638b59fd170153ce4a2c0003767d125d3f4b6e8896

    SHA512

    e0ba21e70b73eb417c014e7136aeb6e7912e7ccad57a5338b7446a6dc124a6f93e05ed4199ba8648eab43428f5229b81b460502b7128de3922ff3fff7b85ecfb

    Download Submit
  • memory/2560-0-0x000007FEF5253000-0x000007FEF5254000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2560-1-0x00000000010E0000-0x00000000010F6000-memory.dmp
    Filesize

    88KB

    Download
  • memory/2560-2-0x000007FEF5250000-0x000007FEF5C3C000-memory.dmp
    Filesize

    9.9MB

    Download
  • memory/2560-30-0x000007FEF5253000-0x000007FEF5254000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2560-31-0x000007FEF5250000-0x000007FEF5C3C000-memory.dmp
    Filesize

    9.9MB

    Download
  • memory/2640-14-0x000000001B600000-0x000000001B8E2000-memory.dmp
    Filesize

    2.9MB

    Download
  • memory/2640-15-0x00000000020D0000-0x00000000020D8000-memory.dmp
    Filesize

    32KB

    Download
  • memory/2712-7-0x000000001B6A0000-0x000000001B982000-memory.dmp
    Filesize

    2.9MB

    Download
  • memory/2712-8-0x0000000002000000-0x0000000002008000-memory.dmp
    Filesize

    32KB

    Download