xworm | 63b2109d651e58bdceb6dcd68821e723f4a5ce45875405cf395ff04937ea26b8

Analysis

max time kernel
126s
max time network
142s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22/03/2025, 06:14

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General

Target

9e55090245947d9d81138b405be61fe4.exe
Size

64KB
MD5

9e55090245947d9d81138b405be61fe4
SHA1

56b3e7d5facac608648adb6a30628761703300e3
SHA256

4476a29d069a9b28a1779cdd11ed835ee5287fdc1829dab97f221dfc4f5301a2
SHA512

759923edf00532a2e8340f0b1cfcc7d6d1b3611a2cd8588690920739355287433a90b54af8b0c3657584b7397f16d5138d4dda19ac60f84b9f744d062a2e1d1c
SSDEEP

1536:1fQJBWB1aIfBHrgAIZ+bz167WN6w6YOA8zN/lWP:171aKUT+bz167sOAWgP

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

26.ip.gl.ply.gg:43299

Attributes

Install_directory
%AppData%
install_file
USB.exe

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral5/memory/2236-1-0x0000000000F00000-0x0000000000F16000-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
2264	powershell.exe
2808	powershell.exe
2092	powershell.exe
2576	powershell.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\nerestPC.lnk	9e55090245947d9d81138b405be61fe4.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\nerestPC.lnk	9e55090245947d9d81138b405be61fe4.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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\nerestPC = "C:\\Users\\Admin\\AppData\\Roaming\\nerestPC"	9e55090245947d9d81138b405be61fe4.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2808	powershell.exe
2092	powershell.exe
2576	powershell.exe
2264	powershell.exe
2236	9e55090245947d9d81138b405be61fe4.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	2236	9e55090245947d9d81138b405be61fe4.exe
Token: SeDebugPrivilege	2808	powershell.exe
Token: SeDebugPrivilege	2092	powershell.exe
Token: SeDebugPrivilege	2576	powershell.exe
Token: SeDebugPrivilege	2264	powershell.exe
Token: SeDebugPrivilege	2236	9e55090245947d9d81138b405be61fe4.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2236	9e55090245947d9d81138b405be61fe4.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 2808	2236	9e55090245947d9d81138b405be61fe4.exe	30
PID 2236 wrote to memory of 2808	2236	9e55090245947d9d81138b405be61fe4.exe	30
PID 2236 wrote to memory of 2808	2236	9e55090245947d9d81138b405be61fe4.exe	30
PID 2236 wrote to memory of 2092	2236	9e55090245947d9d81138b405be61fe4.exe	32
PID 2236 wrote to memory of 2092	2236	9e55090245947d9d81138b405be61fe4.exe	32
PID 2236 wrote to memory of 2092	2236	9e55090245947d9d81138b405be61fe4.exe	32
PID 2236 wrote to memory of 2576	2236	9e55090245947d9d81138b405be61fe4.exe	34
PID 2236 wrote to memory of 2576	2236	9e55090245947d9d81138b405be61fe4.exe	34
PID 2236 wrote to memory of 2576	2236	9e55090245947d9d81138b405be61fe4.exe	34
PID 2236 wrote to memory of 2264	2236	9e55090245947d9d81138b405be61fe4.exe	36
PID 2236 wrote to memory of 2264	2236	9e55090245947d9d81138b405be61fe4.exe	36
PID 2236 wrote to memory of 2264	2236	9e55090245947d9d81138b405be61fe4.exe	36

C:\Users\Admin\AppData\Local\Temp\9e55090245947d9d81138b405be61fe4.exe
"C:\Users\Admin\AppData\Local\Temp\9e55090245947d9d81138b405be61fe4.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2236
- 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\9e55090245947d9d81138b405be61fe4.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2808
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '9e55090245947d9d81138b405be61fe4.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2092
- 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\nerestPC'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2576
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'nerestPC'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2264

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\HRNGNBMCUWS5OJYTBTNI.temp

Filesize
7KB

MD5
470a598bbae1d8e87862108207d57899

SHA1
fd3018af51633f1ca0ad21dd9253a0f5519e70bb

SHA256
2222812f48a4847a017cf722a2cfb384f64f55088ccf6df0d89c2166c1a5f9cb

SHA512
f72fb084f187647558358344762b0771097a148cbe17012ef50e0d9babda2712e167a29d62aadfc73751ccf19895409f006e356be2ccbdd39246bd18739f1bd3

Download Submit
memory/2092-15-0x00000000027E0000-0x00000000027E8000-memory.dmp

Filesize
32KB

Download
memory/2092-14-0x000000001B5E0000-0x000000001B8C2000-memory.dmp

Filesize
2.9MB

Download
memory/2236-0-0x000007FEF5DB3000-0x000007FEF5DB4000-memory.dmp

Filesize
4KB

Download
memory/2236-1-0x0000000000F00000-0x0000000000F16000-memory.dmp

Filesize
88KB

Download
memory/2236-29-0x000000001B370000-0x000000001B3F0000-memory.dmp

Filesize
512KB

Download
memory/2236-30-0x000000001B370000-0x000000001B3F0000-memory.dmp

Filesize
512KB

Download
memory/2808-6-0x0000000002980000-0x0000000002A00000-memory.dmp

Filesize
512KB

Download
memory/2808-7-0x000000001B670000-0x000000001B952000-memory.dmp

Filesize
2.9MB

Download
memory/2808-8-0x0000000002860000-0x0000000002868000-memory.dmp

Filesize
32KB

Download