xworm | 29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9

General

Target

29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe
Size

171KB
MD5

3962793abf417f180767e5657f8be0b1
SHA1

15b7f2cd937a6f910d64ec3c9ed82c9c84165bb2
SHA256

29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9
SHA512

735d24410d0ffc30471b1095b81efef0ea5a3c4bff7ed694ddea8f2335b57d16371a192792a72499cdf4f1443ac4ae077aee9b47806e01bdfe218346f527f625
SSDEEP

3072:+0UcTmkb2YldqUOcs7Bz65/M6If+3Js+3JFkKeTno:sglbHOxBt25

Score

10^/10

xworm execution rat trojan

Malware Config

Extracted

Family

xworm

C2

warning-found.gl.at.ply.gg:29902

Attributes

Install_directory
%AppData%
install_file
XClient.exe
telegram
https://api.telegram.org/bot7245901356:AAHYPFTv3LWcRGEqQpw-CbDblzq7UxWdbU8/sendMessage?chat_id=7538879815

Signatures

Detect Xworm Payload 3 IoCs

resource	yara_rule
behavioral1/memory/2316-1-0x0000000001130000-0x0000000001160000-memory.dmp	family_xworm
behavioral1/files/0x000a0000000120fe-31.dat	family_xworm
behavioral1/memory/1348-33-0x0000000000AE0000-0x0000000000B10000-memory.dmp	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm

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

PowerShell

T1059.001

pid	Process
1756	powershell.exe
484	powershell.exe
2964	powershell.exe
2956	powershell.exe

Executes dropped EXE 3 IoCs

pid	Process
1348	XClient.exe
2136	XClient.exe
1564	XClient.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2352	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
484	powershell.exe
2964	powershell.exe
2956	powershell.exe
1756	powershell.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe
Token: SeDebugPrivilege	484	powershell.exe
Token: SeDebugPrivilege	2964	powershell.exe
Token: SeDebugPrivilege	2956	powershell.exe
Token: SeDebugPrivilege	1756	powershell.exe
Token: SeDebugPrivilege	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe
Token: SeDebugPrivilege	1348	XClient.exe
Token: SeDebugPrivilege	2136	XClient.exe
Token: SeDebugPrivilege	1564	XClient.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 484	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	30
PID 2316 wrote to memory of 484	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	30
PID 2316 wrote to memory of 484	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	30
PID 2316 wrote to memory of 2964	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	32
PID 2316 wrote to memory of 2964	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	32
PID 2316 wrote to memory of 2964	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	32
PID 2316 wrote to memory of 2956	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	34
PID 2316 wrote to memory of 2956	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	34
PID 2316 wrote to memory of 2956	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	34
PID 2316 wrote to memory of 1756	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	36
PID 2316 wrote to memory of 1756	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	36
PID 2316 wrote to memory of 1756	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	36
PID 2316 wrote to memory of 2352	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	38
PID 2316 wrote to memory of 2352	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	38
PID 2316 wrote to memory of 2352	2316	29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe	38
PID 1660 wrote to memory of 1348	1660	taskeng.exe	42
PID 1660 wrote to memory of 1348	1660	taskeng.exe	42
PID 1660 wrote to memory of 1348	1660	taskeng.exe	42
PID 1660 wrote to memory of 2136	1660	taskeng.exe	43
PID 1660 wrote to memory of 2136	1660	taskeng.exe	43
PID 1660 wrote to memory of 2136	1660	taskeng.exe	43
PID 1660 wrote to memory of 1564	1660	taskeng.exe	44
PID 1660 wrote to memory of 1564	1660	taskeng.exe	44
PID 1660 wrote to memory of 1564	1660	taskeng.exe	44

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe
"C:\Users\Admin\AppData\Local\Temp\29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2316
- 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\29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:484
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2964
- 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:2956
- 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:1756
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "XClient" /tr "C:\Users\Admin\AppData\Roaming\XClient.exe"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2352

C:\Windows\system32\taskeng.exe
taskeng.exe {E4F367AA-2C66-4D62-9ED4-DEAA650D9D38} S-1-5-21-2703099537-420551529-3771253338-1000:XECUDNCD\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1660
- C:\Users\Admin\AppData\Roaming\XClient.exe
  C:\Users\Admin\AppData\Roaming\XClient.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1348
- C:\Users\Admin\AppData\Roaming\XClient.exe
  C:\Users\Admin\AppData\Roaming\XClient.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2136
- C:\Users\Admin\AppData\Roaming\XClient.exe
  C:\Users\Admin\AppData\Roaming\XClient.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1564

Network

MITRE ATT&CK Enterprise v15

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

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
7KB

MD5
76e6f7f0aa9ccaf6e17cf3fb6b3a46cd

SHA1
ac83761d908547125401b515f32e80830f7e2fd8

SHA256
61d5d12715c268ebf8f46debf4227eaf0c5f9bb6fde5cecedfdce0f4d4416ac0

SHA512
021394b4101d4a65f6f9468ff826e2799ed89f225f77fbb88ff3e4522b5d0ba11165dd9cdd2111580ef318ae8fddbb52e48b8021218dfa3cd56d546d53ff8e10

Download Submit
C:\Users\Admin\AppData\Roaming\XClient.exe

Filesize
171KB

MD5
3962793abf417f180767e5657f8be0b1

SHA1
15b7f2cd937a6f910d64ec3c9ed82c9c84165bb2

SHA256
29e6ce9c6fefbf33bc2dd3b46916280907c4fae8d8d8c15acd3436298e76d1b9

SHA512
735d24410d0ffc30471b1095b81efef0ea5a3c4bff7ed694ddea8f2335b57d16371a192792a72499cdf4f1443ac4ae077aee9b47806e01bdfe218346f527f625

Download Submit
memory/484-6-0x0000000001C30000-0x0000000001CB0000-memory.dmp

Filesize
512KB

Download
memory/484-7-0x000000001B600000-0x000000001B8E2000-memory.dmp

Filesize
2.9MB

Download
memory/484-8-0x0000000001FD0000-0x0000000001FD8000-memory.dmp

Filesize
32KB

Download
memory/1348-33-0x0000000000AE0000-0x0000000000B10000-memory.dmp

Filesize
192KB

Download
memory/2316-28-0x000000001B480000-0x000000001B500000-memory.dmp

Filesize
512KB

Download
memory/2316-0-0x000007FEF57F3000-0x000007FEF57F4000-memory.dmp

Filesize
4KB

Download
memory/2316-29-0x000007FEF57F3000-0x000007FEF57F4000-memory.dmp

Filesize
4KB

Download
memory/2316-1-0x0000000001130000-0x0000000001160000-memory.dmp

Filesize
192KB

Download
memory/2316-34-0x000000001B480000-0x000000001B500000-memory.dmp

Filesize
512KB

Download
memory/2964-15-0x0000000002910000-0x0000000002918000-memory.dmp

Filesize
32KB

Download
memory/2964-14-0x000000001B640000-0x000000001B922000-memory.dmp

Filesize
2.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads