xworm | 7f1beb32d0565e8ebe9db45b1bc9a29b8fe6f2cfb7f17605bd2f6ec40f761b89

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2025, 06:33

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General

Target

5c55fbcb2e826d47b9446973666e9dfbb429c5e37581d6641b0cf2528649ef2a.exe
Size

495KB
MD5

4f0cb3352c75a47e9fb8cc3a08fe62fc
SHA1

7f992fe7e02920b6e81a8375e7783d3ff3ec8594
SHA256

5c55fbcb2e826d47b9446973666e9dfbb429c5e37581d6641b0cf2528649ef2a
SHA512

7ba555345f6acfb3bd9351f96d56891e7529f393d03ea557c0ed796ece46ca2103e082d648b9b472168ba37abcacf18bab98c1facc6b4e80be06f8ca6ab5bd39
SSDEEP

6144:SrUyLo6Ne40BlxE4F459KSLUKF2U6B/Z3InJv6jsyZIf78p33MYn65lMDKEmcSpM:SQb6Ne405E4aqYU1SUZO8pnMXADdSl

Score

10^/10

xworm discovery execution persistence rat trojan

Malware Config

Extracted

Family

xworm

or-city.gl.at.ply.gg:62747

Attributes

Install_directory
%AppData%
install_file
USB.exe

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral32/files/0x0022000000022a8f-7.dat	family_xworm
behavioral32/memory/1664-21-0x0000000000950000-0x0000000000966000-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 3 IoCs

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

execution

PowerShell

T1059.001

pid	Process
5172	powershell.exe
1764	powershell.exe
3156	powershell.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3342763580-2723508992-2885672917-1000\Control Panel\International\Geo\Nation	WizClient211ё.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3342763580-2723508992-2885672917-1000\Control Panel\International\Geo\Nation	5c55fbcb2e826d47b9446973666e9dfbb429c5e37581d6641b0cf2528649ef2a.exe

Executes dropped EXE 4 IoCs

pid	Process
1664	WizClient211ё.exe
5400	!Automatic error fixer by lowcode.exe
1992	WizClient211ё.exe
5688	WizClient211ё.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3342763580-2723508992-2885672917-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WizClient211ё = "C:\\Users\\Admin\\AppData\\Roaming\\WizClient211ё.exe"	WizClient211ё.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
5400	!Automatic error fixer by lowcode.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	!Automatic error fixer by lowcode.exe

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
2448	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
1764	powershell.exe
1764	powershell.exe
3156	powershell.exe
3156	powershell.exe
5172	powershell.exe
5172	powershell.exe
1664	WizClient211ё.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	1664	WizClient211ё.exe
Token: SeDebugPrivilege	1764	powershell.exe
Token: SeDebugPrivilege	3156	powershell.exe
Token: SeDebugPrivilege	5172	powershell.exe
Token: SeDebugPrivilege	1664	WizClient211ё.exe
Token: SeDebugPrivilege	1992	WizClient211ё.exe
Token: SeDebugPrivilege	5688	WizClient211ё.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1664	WizClient211ё.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4312 wrote to memory of 1664	4312	5c55fbcb2e826d47b9446973666e9dfbb429c5e37581d6641b0cf2528649ef2a.exe	87
PID 4312 wrote to memory of 1664	4312	5c55fbcb2e826d47b9446973666e9dfbb429c5e37581d6641b0cf2528649ef2a.exe	87
PID 4312 wrote to memory of 5400	4312	5c55fbcb2e826d47b9446973666e9dfbb429c5e37581d6641b0cf2528649ef2a.exe	88
PID 4312 wrote to memory of 5400	4312	5c55fbcb2e826d47b9446973666e9dfbb429c5e37581d6641b0cf2528649ef2a.exe	88
PID 4312 wrote to memory of 5400	4312	5c55fbcb2e826d47b9446973666e9dfbb429c5e37581d6641b0cf2528649ef2a.exe	88
PID 1664 wrote to memory of 1764	1664	WizClient211ё.exe	92
PID 1664 wrote to memory of 1764	1664	WizClient211ё.exe	92
PID 1664 wrote to memory of 3156	1664	WizClient211ё.exe	94
PID 1664 wrote to memory of 3156	1664	WizClient211ё.exe	94
PID 1664 wrote to memory of 5172	1664	WizClient211ё.exe	98
PID 1664 wrote to memory of 5172	1664	WizClient211ё.exe	98
PID 1664 wrote to memory of 2448	1664	WizClient211ё.exe	100
PID 1664 wrote to memory of 2448	1664	WizClient211ё.exe	100

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\5c55fbcb2e826d47b9446973666e9dfbb429c5e37581d6641b0cf2528649ef2a.exe
"C:\Users\Admin\AppData\Local\Temp\5c55fbcb2e826d47b9446973666e9dfbb429c5e37581d6641b0cf2528649ef2a.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4312
- C:\Users\Admin\AppData\Roaming\WizClient211ё.exe
  "C:\Users\Admin\AppData\Roaming\WizClient211ё.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1664
- - 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\WizClient211ё.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1764
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'WizClient211ё.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3156
- - 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\WizClient211ё.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5172
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "WizClient211ё" /tr "C:\Users\Admin\AppData\Roaming\WizClient211ё.exe"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2448
- C:\Users\Admin\AppData\Roaming\!Automatic error fixer by lowcode.exe
  "C:\Users\Admin\AppData\Roaming\!Automatic error fixer by lowcode.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  PID:5400

C:\Users\Admin\AppData\Roaming\WizClient211ё.exe
C:\Users\Admin\AppData\Roaming\WizClient211ё.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1992

C:\Users\Admin\AppData\Roaming\WizClient211ё.exe
C:\Users\Admin\AppData\Roaming\WizClient211ё.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:5688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\WizClient211ё.exe.log

Filesize
654B

MD5
2ff39f6c7249774be85fd60a8f9a245e

SHA1
684ff36b31aedc1e587c8496c02722c6698c1c4e

SHA256
e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced

SHA512
1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
b7e1db446e63a2aae76cd85440a08856

SHA1
c900cc81335dd3ca6337e21f5bcde80f8e8a88f3

SHA256
7305bcde3ba246a9b5c1666079c61596cc2ed2c651a1cd9e20557dba8a78c0e4

SHA512
dd63e28017eec632868489e469dd2ba54f20a3024be44550b729a0384bd55c5aa78171f7416612cd5174047afc544e21678ca164359962312b1d853c9bff04ea

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
98baf5117c4fcec1692067d200c58ab3

SHA1
5b33a57b72141e7508b615e17fb621612cb8e390

SHA256
30bf8496e9a08f4fdfe4767abcd565f92b6da06ca1c7823a70cb7cab16262e51

SHA512
344a70bfc037d54176f12db91f05bf4295bb587a5062fd1febe6f52853571170bd8ef6042cb87b893185bbae1937cf77b679d7970f8cc1c2666b0b7c1b32987d

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wtctvrmn.hpi.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Roaming\!Automatic error fixer by lowcode.exe

Filesize
421KB

MD5
7872ea21c0bb3f03911e7029a5735a6c

SHA1
bf05a9de2aff6b19eeef389d0eccd10ee49f96b8

SHA256
f614a98a634cdd99bf0945c65ce041f891da4fb4f0aeee6e59397347793ab8a7

SHA512
e5765d47e2010eab477ec3743b3ee8093d9cc6295f2abf6470d81cee83ba50e566b2ae5cfb34238d375e9536a88060f2f7a76f3ee9f68c21e6517da90097209d

Download Submit
C:\Users\Admin\AppData\Roaming\WizClient211ё.exe

Filesize
63KB

MD5
16ce1f74f05d3243209164a98bea3502

SHA1
cfc37bfe7139ea769b4c3347e37553e6390bd584

SHA256
11b7c645bb2c23dc146ffe37d319644b1890bec7d2d3dee4ebcc6306e94250c0

SHA512
7a0d2cfe4716f10bca470ff695a21c05ed19a82ee83f283e16e8dfa7c848357059598b2964c52999bfd6232384b6c39c9d6d3cf5fe02380591fc0d576ac4377a

Download Submit
memory/1664-21-0x0000000000950000-0x0000000000966000-memory.dmp

Filesize
88KB

Download
memory/1664-25-0x00007FFA30640000-0x00007FFA31101000-memory.dmp

Filesize
10.8MB

Download
memory/1664-65-0x000000001B750000-0x000000001B760000-memory.dmp

Filesize
64KB

Download
memory/1664-67-0x00007FFA30640000-0x00007FFA31101000-memory.dmp

Filesize
10.8MB

Download
memory/1664-68-0x000000001B750000-0x000000001B760000-memory.dmp

Filesize
64KB

Download
memory/1764-35-0x000001B3FE660000-0x000001B3FE682000-memory.dmp

Filesize
136KB

Download
memory/4312-0-0x00007FFA30643000-0x00007FFA30645000-memory.dmp

Filesize
8KB

Download
memory/4312-1-0x0000000000B50000-0x0000000000BD2000-memory.dmp

Filesize
520KB

Download
memory/5400-29-0x0000000003330000-0x0000000003331000-memory.dmp

Filesize
4KB

Download
memory/5400-28-0x0000000000FE0000-0x0000000001092000-memory.dmp

Filesize
712KB

Download
memory/5400-27-0x0000000074D1E000-0x0000000074D1F000-memory.dmp

Filesize
4KB

Download