xworm | 9e6aef22dddfad9f4f3e2b478c59e5091233270da722712011011df2b6cf2ac0

Analysis

max time kernel
138s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
07/03/2025, 16:20

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General

Target

done12312.exe
Size

286KB
MD5

4ca928ae23fcfa668b951b98f847a10c
SHA1

2390606cab60a13706644016b7a6e5498277b14b
SHA256

9e6aef22dddfad9f4f3e2b478c59e5091233270da722712011011df2b6cf2ac0
SHA512

ce90304762bdcd23b7a7dbc1404a197b2cf267e1399240a91f8c7689efc9e188e20b2e565a1062bb8fd1827a377abaeec4d84992e2b35859bf49537ee763596c
SSDEEP

6144:t/Juw3FOBVEqLsGIfkSKM6riUCxaKP6aAON2kQxQxQMMJzCWOG8iZr:t/8w3FCEqI9kSKMmSagPJlx2vJWjGXZr

Score

10^/10

xworm discovery persistence rat trojan

Malware Config

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/4888-4-0x0000000000400000-0x0000000000440000-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-1-5-21-1161330783-2912525651-1278508834-1000\Control Panel\International\Geo\Nation	done12312.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\done12312.exe	done12312.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\done12312.exe	done12312.exe

Executes dropped EXE 5 IoCs

pid	Process
3468	done12312.exe
3592	done12312.exe
4152	done12312.exe
1532	done12312.exe
1440	done12312.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-1-5-21-1161330783-2912525651-1278508834-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\done12312 = "C:\\Users\\Admin\\AppData\\Roaming\\done12312.exe"	done12312.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2284 set thread context of 4888	2284	done12312.exe	89
PID 3468 set thread context of 4152	3468	done12312.exe	107
PID 1532 set thread context of 1440	1532	done12312.exe	111

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
3928	2284	WerFault.exe	88
2284	3468	WerFault.exe	105
1280	1532	WerFault.exe	110

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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	done12312.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	done12312.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	done12312.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	done12312.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	done12312.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	done12312.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
1212	schtasks.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4888	done12312.exe
Token: SeDebugPrivilege	4152	done12312.exe
Token: SeDebugPrivilege	1440	done12312.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2284 wrote to memory of 4888	2284	done12312.exe	89
PID 2284 wrote to memory of 4888	2284	done12312.exe	89
PID 2284 wrote to memory of 4888	2284	done12312.exe	89
PID 2284 wrote to memory of 4888	2284	done12312.exe	89
PID 2284 wrote to memory of 4888	2284	done12312.exe	89
PID 2284 wrote to memory of 4888	2284	done12312.exe	89
PID 2284 wrote to memory of 4888	2284	done12312.exe	89
PID 2284 wrote to memory of 4888	2284	done12312.exe	89
PID 4888 wrote to memory of 1212	4888	done12312.exe	94
PID 4888 wrote to memory of 1212	4888	done12312.exe	94
PID 4888 wrote to memory of 1212	4888	done12312.exe	94
PID 3468 wrote to memory of 3592	3468	done12312.exe	106
PID 3468 wrote to memory of 3592	3468	done12312.exe	106
PID 3468 wrote to memory of 3592	3468	done12312.exe	106
PID 3468 wrote to memory of 4152	3468	done12312.exe	107
PID 3468 wrote to memory of 4152	3468	done12312.exe	107
PID 3468 wrote to memory of 4152	3468	done12312.exe	107
PID 3468 wrote to memory of 4152	3468	done12312.exe	107
PID 3468 wrote to memory of 4152	3468	done12312.exe	107
PID 3468 wrote to memory of 4152	3468	done12312.exe	107
PID 3468 wrote to memory of 4152	3468	done12312.exe	107
PID 3468 wrote to memory of 4152	3468	done12312.exe	107
PID 1532 wrote to memory of 1440	1532	done12312.exe	111
PID 1532 wrote to memory of 1440	1532	done12312.exe	111
PID 1532 wrote to memory of 1440	1532	done12312.exe	111
PID 1532 wrote to memory of 1440	1532	done12312.exe	111
PID 1532 wrote to memory of 1440	1532	done12312.exe	111
PID 1532 wrote to memory of 1440	1532	done12312.exe	111
PID 1532 wrote to memory of 1440	1532	done12312.exe	111
PID 1532 wrote to memory of 1440	1532	done12312.exe	111

C:\Users\Admin\AppData\Local\Temp\done12312.exe
"C:\Users\Admin\AppData\Local\Temp\done12312.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2284
- C:\Users\Admin\AppData\Local\Temp\done12312.exe
  "C:\Users\Admin\AppData\Local\Temp\done12312.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:4888
- - C:\Windows\SysWOW64\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /f /sc minute /mo 1 /tn "done12312" /tr "C:\Users\Admin\AppData\Roaming\done12312.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1212
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2284 -s 788
  2⤵
  - Program crash
  PID:3928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2284 -ip 2284
1⤵
PID:3468

C:\Users\Admin\AppData\Roaming\done12312.exe
C:\Users\Admin\AppData\Roaming\done12312.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3468
- C:\Users\Admin\AppData\Roaming\done12312.exe
  "C:\Users\Admin\AppData\Roaming\done12312.exe"
  2⤵
  - Executes dropped EXE
  PID:3592
- C:\Users\Admin\AppData\Roaming\done12312.exe
  "C:\Users\Admin\AppData\Roaming\done12312.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4152
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 772
  2⤵
  - Program crash
  PID:2284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3468 -ip 3468
1⤵
PID:3284

C:\Users\Admin\AppData\Roaming\done12312.exe
C:\Users\Admin\AppData\Roaming\done12312.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1532
- C:\Users\Admin\AppData\Roaming\done12312.exe
  "C:\Users\Admin\AppData\Roaming\done12312.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1440
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1532 -s 764
  2⤵
  - Program crash
  PID:1280

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 1532 -ip 1532
1⤵
PID:512

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\done12312.exe.log

Filesize
944B

MD5
5e94b238b014b2475a606db72c39b60f

SHA1
a6a2b64884f1a2bb82c0ee7fe0682f9c2c619ed9

SHA256
15f497aea89068cc4068fc495ecc93a4e5b6325423d6bf576cb73cae7ff86e48

SHA512
f57b4921101ee4c473af007d9eaf502c38681b3249bd8765156a741788b3b672687c0f06b31029aa09e6a8f3159666de6ed5e221fa5188ca7d5ca1c05e992896

Download Submit
C:\Users\Admin\AppData\Roaming\done12312.exe

Filesize
286KB

MD5
4ca928ae23fcfa668b951b98f847a10c

SHA1
2390606cab60a13706644016b7a6e5498277b14b

SHA256
9e6aef22dddfad9f4f3e2b478c59e5091233270da722712011011df2b6cf2ac0

SHA512
ce90304762bdcd23b7a7dbc1404a197b2cf267e1399240a91f8c7689efc9e188e20b2e565a1062bb8fd1827a377abaeec4d84992e2b35859bf49537ee763596c

Download Submit
memory/2284-1-0x00000000009E0000-0x0000000000A30000-memory.dmp

Filesize
320KB

Download
memory/2284-2-0x0000000005970000-0x0000000005F14000-memory.dmp

Filesize
5.6MB

Download
memory/2284-6-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/2284-0-0x00000000751FE000-0x00000000751FF000-memory.dmp

Filesize
4KB

Download
memory/3468-17-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/3468-19-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/3468-23-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/4888-8-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/4888-12-0x0000000005980000-0x00000000059E6000-memory.dmp

Filesize
408KB

Download
memory/4888-13-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/4888-14-0x0000000006300000-0x0000000006392000-memory.dmp

Filesize
584KB

Download
memory/4888-7-0x00000000751F0000-0x00000000759A0000-memory.dmp

Filesize
7.7MB

Download
memory/4888-5-0x0000000004E10000-0x0000000004EAC000-memory.dmp

Filesize
624KB

Download
memory/4888-4-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads