xworm | ddc8492f4d044b6d7fbbbdb3c705b2847503ed47a7bf2665dec46ab6ed508152

Analysis

max time kernel
105s
max time network
226s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20250619-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250619-enlocale:en-usos:windows10-ltsc_2021-x64system
submitted
03/08/2025, 09:42

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General

Target
MTASA_SPOOFER__SERIAL_CHANGER_V1.0.rar
Size 16KB
Sample250803-lpmppsck6w
SHA256 ddc8492f4d044b6d7fbbbdb3c705b2847503ed47a7bf2665dec46ab6ed508152
MD5 0784128738a4b47cb6a10f99414a1c48
SHA1 783a56aa1d69b0e457709178a8ef576fdcca6e72
SHA512 635d517910c4e5997e9e6e1dd3c5bb9b261568d3d14fc8fbbd12582939408bbeb1b021927610e6ac3f4a63b78e01c725f9514811677551f6139527e76b7b1d9c
SSDEEP 384:CxudtpX1Q0OTZCnFg6XuMqAV/1kVsD8L7enrGERQClrcbH:CxGpFQHQnFgEjD8L7yrGucbH
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

xworm persistence rat trojan

Malware Config

Extracted

Family

xworm

Version

monstr.ddns.net:1177

Mutex

hrrlp3UG4oHVSl9q

Attributes

Install_directory
%AppData%
install_file
RuntimeBroker.exe

aes.plain

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral2/files/0x00070000000281e9-2.dat	family_xworm
behavioral2/memory/3212-4-0x0000000000A10000-0x0000000000A1E000-memory.dmp	family_xworm

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

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\RuntimeBroker.lnk	aZSYX0s1qnq4y7R.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\RuntimeBroker.lnk	aZSYX0s1qnq4y7R.exe

Executes dropped EXE 2 IoCs

pid	Process
3212	aZSYX0s1qnq4y7R.exe
5532	RuntimeBroker.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-1-5-21-1916311604-1391214034-3562683274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "C:\\Users\\Admin\\AppData\\Roaming\\RuntimeBroker.exe"	aZSYX0s1qnq4y7R.exe

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

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
4824	7zFM.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeRestorePrivilege	4824	7zFM.exe
Token: 35	4824	7zFM.exe
Token: SeSecurityPrivilege	4824	7zFM.exe
Token: SeDebugPrivilege	3212	aZSYX0s1qnq4y7R.exe
Token: SeDebugPrivilege	5532	RuntimeBroker.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4824	7zFM.exe
4824	7zFM.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 2144 wrote to memory of 5532	2144	cmd.exe	96
PID 2144 wrote to memory of 5532	2144	cmd.exe	96

C:\Program Files\7-Zip\7zFM.exe
"C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\MTASA_SPOOFER__SERIAL_CHANGER_V1.0.rar"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4824

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:1044

C:\Users\Admin\Desktop\MTASA SPOOFER SERIAL CHANGER V1.0\aZSYX0s1qnq4y7R.exe
"C:\Users\Admin\Desktop\MTASA SPOOFER SERIAL CHANGER V1.0\aZSYX0s1qnq4y7R.exe"
1⤵
- Drops startup file
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
PID:3212

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Roaming\RuntimeBroker.exe
1⤵
- Suspicious use of WriteProcessMemory
PID:2144
- C:\Users\Admin\AppData\Roaming\RuntimeBroker.exe
  C:\Users\Admin\AppData\Roaming\RuntimeBroker.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:5532

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

aZSYX0s1qnq4y7R.exe

Path C:\Users\Admin\Desktop\MTASA SPOOFER SERIAL CHANGER V1.0\aZSYX0s1qnq4y7R.exe
Size 34KB
SHA256 4380d2bbe9f643e4cb096c64e63a743d58d655ba4a93993128ff56ed0babe265
MD5 081ee30547b13150c01909b0bd20c106
SHA1 da5427bf5ce71e022a4be45cd1a18dbf3de1957c
SHA512 e05cd290a91f52f737902ca8eac1799ae71e85ba82b89517641eab2a57841f7b9cc587f4f9d3f36bba0293e96d498dc2a2ddd5c5a40a8fc42b4ff802b097913a
SSDEEP 768:CHqIHV3vI2TW/PV8m59FS9YOOjhM/dY7:Ch1QdV8mnFS9YOOjK1Y7
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/3212-4-0x0000000000A10000-0x0000000000A1E000-memory.dmp

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memory/3212-9-0x000000001B6E0000-0x000000001B6F0000-memory.dmp

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memory/3212-14-0x000000001B6E0000-0x000000001B6F0000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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