xworm | bfe4b4df28361cf5ef899f834fefed90d282995621018ac8215c04ca2cfe571f

Analysis

max time kernel
129s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
04/03/2025, 22:29

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General

Target

dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
Size

277KB
MD5

d1458dc39b290683cefbb01cc5b0991a
SHA1

e9749971be9d943cb2a62e2be5eb442161876ec6
SHA256

dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d
SHA512

f90bc037576ee1205fa260d5b6b05c95f930025bc40f541b92f39b845b8e9a90a59ec18ef0be1ab5cf7bb74ed6a6222fc1a882df894ba8e1e722d671aef37e35
SSDEEP

6144:mncN0em3ZxfIiz1uE9FT6gLc/wtgdmvRvtsUuVGh+/Kq3u:P0dfJ8E9d6gLMaDvzsVu+d+

Score

10^/10

xworm discovery persistence rat trojan

Malware Config

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral14/memory/3432-5-0x0000000000400000-0x0000000000436000-memory.dmp	family_xworm

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

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-1-5-21-100612193-3312047696-905266872-1000\Control Panel\International\Geo\Nation	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe

Executes dropped EXE 4 IoCs

pid	Process
3512	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
2160	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
3112	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
764	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.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-1-5-21-100612193-3312047696-905266872-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d = "C:\\Users\\Admin\\AppData\\Roaming\\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe"	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4656 set thread context of 3432	4656	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	87
PID 3512 set thread context of 2160	3512	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	108
PID 3112 set thread context of 764	3112	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	116

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

System Information Discovery
T1082

Program crash 3 IoCs

pid	pid_target	Process	procid_target
1900	4656	WerFault.exe	84
1992	3512	WerFault.exe	107
1668	3112	WerFault.exe	115

System Location Discovery: System Language Discovery 1 TTPs 7 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	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.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
2696	schtasks.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	4656	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
Token: SeDebugPrivilege	3432	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
Token: SeDebugPrivilege	3512	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
Token: SeDebugPrivilege	2160	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
Token: SeDebugPrivilege	3112	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
Token: SeDebugPrivilege	764	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 4656 wrote to memory of 3432	4656	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	87
PID 4656 wrote to memory of 3432	4656	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	87
PID 4656 wrote to memory of 3432	4656	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	87
PID 4656 wrote to memory of 3432	4656	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	87
PID 4656 wrote to memory of 3432	4656	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	87
PID 4656 wrote to memory of 3432	4656	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	87
PID 4656 wrote to memory of 3432	4656	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	87
PID 4656 wrote to memory of 3432	4656	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	87
PID 3432 wrote to memory of 2696	3432	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	92
PID 3432 wrote to memory of 2696	3432	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	92
PID 3432 wrote to memory of 2696	3432	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	92
PID 3512 wrote to memory of 2160	3512	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	108
PID 3512 wrote to memory of 2160	3512	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	108
PID 3512 wrote to memory of 2160	3512	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	108
PID 3512 wrote to memory of 2160	3512	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	108
PID 3512 wrote to memory of 2160	3512	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	108
PID 3512 wrote to memory of 2160	3512	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	108
PID 3512 wrote to memory of 2160	3512	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	108
PID 3512 wrote to memory of 2160	3512	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	108
PID 3112 wrote to memory of 764	3112	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	116
PID 3112 wrote to memory of 764	3112	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	116
PID 3112 wrote to memory of 764	3112	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	116
PID 3112 wrote to memory of 764	3112	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	116
PID 3112 wrote to memory of 764	3112	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	116
PID 3112 wrote to memory of 764	3112	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	116
PID 3112 wrote to memory of 764	3112	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	116
PID 3112 wrote to memory of 764	3112	dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe	116

C:\Users\Admin\AppData\Local\Temp\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
"C:\Users\Admin\AppData\Local\Temp\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4656
- C:\Users\Admin\AppData\Local\Temp\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
  "C:\Users\Admin\AppData\Local\Temp\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe"
  2⤵
  - Checks computer location settings
  - Drops startup file
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3432
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /tn "dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d" /tr "C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2696
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4656 -s 780
  2⤵
  - Program crash
  PID:1900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4656 -ip 4656
1⤵
PID:3788

C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3512
- C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
  "C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2160
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3512 -s 800
  2⤵
  - Program crash
  PID:1992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 380 -p 3512 -ip 3512
1⤵
PID:3412

C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3112
- C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe
  "C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:764
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3112 -s 772
  2⤵
  - Program crash
  PID:1668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 380 -p 3112 -ip 3112
1⤵
PID:2528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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_32\UsageLogs\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe.log

Filesize
944B

MD5
5e94b238b014b2475a606db72c39b60f

SHA1
a6a2b64884f1a2bb82c0ee7fe0682f9c2c619ed9

SHA256
15f497aea89068cc4068fc495ecc93a4e5b6325423d6bf576cb73cae7ff86e48

SHA512
f57b4921101ee4c473af007d9eaf502c38681b3249bd8765156a741788b3b672687c0f06b31029aa09e6a8f3159666de6ed5e221fa5188ca7d5ca1c05e992896

Download Submit
C:\Users\Admin\AppData\Roaming\dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d.exe

Filesize
277KB

MD5
d1458dc39b290683cefbb01cc5b0991a

SHA1
e9749971be9d943cb2a62e2be5eb442161876ec6

SHA256
dc7d690adb8ea5ab1a9b1f65fc3a62b35d9ae4c57a7806ccb226b825f1465f2d

SHA512
f90bc037576ee1205fa260d5b6b05c95f930025bc40f541b92f39b845b8e9a90a59ec18ef0be1ab5cf7bb74ed6a6222fc1a882df894ba8e1e722d671aef37e35

Download Submit
memory/3432-8-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/3432-14-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/3432-5-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/3432-10-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/3432-7-0x0000000005740000-0x00000000057DC000-memory.dmp

Filesize
624KB

Download
memory/3512-17-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/3512-18-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/3512-19-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/3512-23-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/3512-24-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/4656-9-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/4656-6-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/4656-3-0x0000000074DB0000-0x0000000075560000-memory.dmp

Filesize
7.7MB

Download
memory/4656-2-0x0000000005AB0000-0x0000000006054000-memory.dmp

Filesize
5.6MB

Download
memory/4656-0-0x0000000074DBE000-0x0000000074DBF000-memory.dmp

Filesize
4KB

Download
memory/4656-1-0x00000000009A0000-0x00000000009EE000-memory.dmp

Filesize
312KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads