xworm | f3aa2b23a67f4dbcce9fff7bb084e70127e3e0c4f2ab0f605487c570a7408960

Analysis

max time kernel
137s
max time network
151s
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, 06:12

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General

Target

6f8921f28520259dde636ae0740e643e.exe
Size

83KB
MD5

6f8921f28520259dde636ae0740e643e
SHA1

7ef37a82084aab44a4244686caab989782fe6429
SHA256

6227c2875367575c19077a8862756f5fc68e4d6b3d927141a53b754ac92b6b96
SHA512

662fbf92d10fc3be43db9696e6c3b3d070006ec0aed2fd0839eee953e7b0967fd13b6a3c14a19540225fb7839c076716f7ebb74ec99c7a74d9117e462aba447a
SSDEEP

1536:77triqtB0GeR5d1DXi/nRlacAXoLvo+b4dB/jwpV2ooVZ2HsFz+V6HyKpOamqVsC:9ri1DXYRnAYM+b4P/4oz2Mca1OaDKC

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

26.ip.gl.ply.gg:14526

Attributes

Install_directory
%AppData%
install_file
XClient.exe

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral20/memory/5912-1-0x0000000000310000-0x000000000032C000-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
4640	powershell.exe
2400	powershell.exe
3000	powershell.exe
5584	powershell.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-3975168204-1612096350-4002976354-1000\Control Panel\International\Geo\Nation	6f8921f28520259dde636ae0740e643e.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-1-5-21-3975168204-1612096350-4002976354-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe"	6f8921f28520259dde636ae0740e643e.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
4640	powershell.exe
4640	powershell.exe
2400	powershell.exe
2400	powershell.exe
3000	powershell.exe
3000	powershell.exe
5584	powershell.exe
5584	powershell.exe
5912	6f8921f28520259dde636ae0740e643e.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	5912	6f8921f28520259dde636ae0740e643e.exe
Token: SeDebugPrivilege	4640	powershell.exe
Token: SeDebugPrivilege	2400	powershell.exe
Token: SeDebugPrivilege	3000	powershell.exe
Token: SeDebugPrivilege	5584	powershell.exe
Token: SeDebugPrivilege	5912	6f8921f28520259dde636ae0740e643e.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5912	6f8921f28520259dde636ae0740e643e.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 5912 wrote to memory of 4640	5912	6f8921f28520259dde636ae0740e643e.exe	89
PID 5912 wrote to memory of 4640	5912	6f8921f28520259dde636ae0740e643e.exe	89
PID 5912 wrote to memory of 2400	5912	6f8921f28520259dde636ae0740e643e.exe	93
PID 5912 wrote to memory of 2400	5912	6f8921f28520259dde636ae0740e643e.exe	93
PID 5912 wrote to memory of 3000	5912	6f8921f28520259dde636ae0740e643e.exe	97
PID 5912 wrote to memory of 3000	5912	6f8921f28520259dde636ae0740e643e.exe	97
PID 5912 wrote to memory of 5584	5912	6f8921f28520259dde636ae0740e643e.exe	99
PID 5912 wrote to memory of 5584	5912	6f8921f28520259dde636ae0740e643e.exe	99

C:\Users\Admin\AppData\Local\Temp\6f8921f28520259dde636ae0740e643e.exe
"C:\Users\Admin\AppData\Local\Temp\6f8921f28520259dde636ae0740e643e.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5912
- 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\6f8921f28520259dde636ae0740e643e.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4640
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '6f8921f28520259dde636ae0740e643e.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2400
- 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:3000
- 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:5584

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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
c88f5f103e9375dc09ed9111f780e6ac

SHA1
f4bfc56f2c79364a5a32ca575329de6d7f648661

SHA256
a159d1dfb8d72e4f3db774b7a7c841cb3fefc1655bf5a705c87ae022b9189ea5

SHA512
31d29b73dd24f1b223b7cfbeca129834f9eac0999bed647784bb933e0dfbb0ad70c003dd70b7cea1049d33d9d189bf80c285be45d4ffd8cf9fa0732be542a4d7

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

Filesize
944B

MD5
22310ad6749d8cc38284aa616efcd100

SHA1
440ef4a0a53bfa7c83fe84326a1dff4326dcb515

SHA256
55b1d8021c4eb4c3c0d75e3ed7a4eb30cd0123e3d69f32eeb596fe4ffec05abf

SHA512
2ef08e2ee15bb86695fe0c10533014ffed76ececc6e579d299d3365fafb7627f53e32e600bb6d872b9f58aca94f8cb7e1e94cdfd14777527f7f0aa019d9c6def

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

Filesize
944B

MD5
ba169f4dcbbf147fe78ef0061a95e83b

SHA1
92a571a6eef49fff666e0f62a3545bcd1cdcda67

SHA256
5ef1421e19fde4bc03cd825dd7d6c0e7863f85fd8f0aa4a4d4f8d555dc7606d1

SHA512
8d2e5e552210dcda684682538bc964fdd8a8ff5b24cc2cc8af813729f0202191f98eb42d38d2355df17ae620fe401aad6ceaedaed3b112fdacd32485a3a0c07c

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tqfpsswf.rus.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4640-13-0x00007FFE5C510000-0x00007FFE5CFD1000-memory.dmp

Filesize
10.8MB

Download
memory/4640-14-0x00007FFE5C510000-0x00007FFE5CFD1000-memory.dmp

Filesize
10.8MB

Download
memory/4640-17-0x00007FFE5C510000-0x00007FFE5CFD1000-memory.dmp

Filesize
10.8MB

Download
memory/4640-12-0x00007FFE5C510000-0x00007FFE5CFD1000-memory.dmp

Filesize
10.8MB

Download
memory/4640-2-0x00000173E3140000-0x00000173E3162000-memory.dmp

Filesize
136KB

Download
memory/5912-0-0x00007FFE5C513000-0x00007FFE5C515000-memory.dmp

Filesize
8KB

Download
memory/5912-1-0x0000000000310000-0x000000000032C000-memory.dmp

Filesize
112KB

Download
memory/5912-53-0x00007FFE5C510000-0x00007FFE5CFD1000-memory.dmp

Filesize
10.8MB

Download
memory/5912-54-0x00007FFE5C513000-0x00007FFE5C515000-memory.dmp

Filesize
8KB

Download
memory/5912-55-0x00007FFE5C510000-0x00007FFE5CFD1000-memory.dmp

Filesize
10.8MB

Download