xworm | 1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19

Analysis

max time kernel
148s
max time network
152s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
10/08/2026, 04:02

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General

Target
1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe
Size 788KB
Sample260810-embfbsvwcw
SHA256 1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19
MD5 2643d603d7ab8745978cd1ee44f18a39
SHA1 7d64a644d8a36da7188ed6ffd41e1db0cb9c35f1
SHA512 dd5e633c3c64c7049635ebe97a01e3fdfb1bb0dcb218161fa38d15023e11ce2fc6b84b7060732b2288934c7681362293f2b842984a6425eb011c3b464c7a9144
SSDEEP 12288:yJqLPgI38zYLcnhfR+u/VsJLjcIGDv/wksyR50CeidRV9gRKStRiHAkY9mc97BeZ:Dgk8G4+muhjCDv/wkspWfIZ/E9b0BeZ
TLSH
T1CD051246675ADB13E6AB1FF819B3E8701374AEAEA521D2064FC5BCEB75337189804313
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery execution xworm persistence rat trojan

Malware Config

Extracted

Family

xworm

Version

carrenzaalwarex.ddns.net:7004

Mutex

2B7HLE7nXIzGq07o

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/752-14-0x0000000000400000-0x0000000000410000-memory.dmp	family_xworm

Command and Scripting Interpreter: PowerShell 1 TTPs 3 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
4508	powershell.exe
2652	powershell.exe
1576	powershell.exe

Executes dropped EXE 1 IoCs

pid	Process
5528	UtwVmYyGpij.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-1-5-21-4046655672-1449839301-2197395821-1000\Software\Microsoft\Windows\CurrentVersion\Run\UtwVmYyGpij = "\"C:\\Windows\\system32\\WindowsPowerShell\\v1.0\\powershell.exe\" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -File \"C:\\Users\\Admin\\AppData\\Local\\Temp\\gmw5brwprxr.ps1\""	1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2012 set thread context of 752	2012	1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe	91
PID 5528 set thread context of 4268	5528	UtwVmYyGpij.exe	99

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 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	UtwVmYyGpij.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2012	1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe
2012	1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe
4508	powershell.exe
4508	powershell.exe
752	RegSvcs.exe
1576	powershell.exe
1576	powershell.exe
1576	powershell.exe
5528	UtwVmYyGpij.exe
5528	UtwVmYyGpij.exe
2652	powershell.exe
2652	powershell.exe

Suspicious use of AdjustPrivilegeToken 49 IoCs

description	pid	Process
Token: SeDebugPrivilege	2012	1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe
Token: SeDebugPrivilege	4508	powershell.exe
Token: SeDebugPrivilege	752	RegSvcs.exe
Token: SeDebugPrivilege	1576	powershell.exe
Token: SeIncreaseQuotaPrivilege	4508	powershell.exe
Token: SeSecurityPrivilege	4508	powershell.exe
Token: SeTakeOwnershipPrivilege	4508	powershell.exe
Token: SeLoadDriverPrivilege	4508	powershell.exe
Token: SeSystemProfilePrivilege	4508	powershell.exe
Token: SeSystemtimePrivilege	4508	powershell.exe
Token: SeProfSingleProcessPrivilege	4508	powershell.exe
Token: SeIncBasePriorityPrivilege	4508	powershell.exe
Token: SeCreatePagefilePrivilege	4508	powershell.exe
Token: SeBackupPrivilege	4508	powershell.exe
Token: SeRestorePrivilege	4508	powershell.exe
Token: SeShutdownPrivilege	4508	powershell.exe
Token: SeDebugPrivilege	4508	powershell.exe
Token: SeSystemEnvironmentPrivilege	4508	powershell.exe
Token: SeRemoteShutdownPrivilege	4508	powershell.exe
Token: SeUndockPrivilege	4508	powershell.exe
Token: SeManageVolumePrivilege	4508	powershell.exe
Token: 33	4508	powershell.exe
Token: 34	4508	powershell.exe
Token: 35	4508	powershell.exe
Token: 36	4508	powershell.exe
Token: SeDebugPrivilege	5528	UtwVmYyGpij.exe
Token: SeDebugPrivilege	2652	powershell.exe
Token: SeDebugPrivilege	4268	RegSvcs.exe
Token: SeIncreaseQuotaPrivilege	2652	powershell.exe
Token: SeSecurityPrivilege	2652	powershell.exe
Token: SeTakeOwnershipPrivilege	2652	powershell.exe
Token: SeLoadDriverPrivilege	2652	powershell.exe
Token: SeSystemProfilePrivilege	2652	powershell.exe
Token: SeSystemtimePrivilege	2652	powershell.exe
Token: SeProfSingleProcessPrivilege	2652	powershell.exe
Token: SeIncBasePriorityPrivilege	2652	powershell.exe
Token: SeCreatePagefilePrivilege	2652	powershell.exe
Token: SeBackupPrivilege	2652	powershell.exe
Token: SeRestorePrivilege	2652	powershell.exe
Token: SeShutdownPrivilege	2652	powershell.exe
Token: SeDebugPrivilege	2652	powershell.exe
Token: SeSystemEnvironmentPrivilege	2652	powershell.exe
Token: SeRemoteShutdownPrivilege	2652	powershell.exe
Token: SeUndockPrivilege	2652	powershell.exe
Token: SeManageVolumePrivilege	2652	powershell.exe
Token: 33	2652	powershell.exe
Token: 34	2652	powershell.exe
Token: 35	2652	powershell.exe
Token: 36	2652	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
752	RegSvcs.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 4508	2012	1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe	89
PID 2012 wrote to memory of 752	2012	1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe	91
PID 2012 wrote to memory of 752	2012	1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe	91
PID 2012 wrote to memory of 752	2012	1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe	91
PID 2012 wrote to memory of 752	2012	1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe	91
PID 2012 wrote to memory of 752	2012	1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe	91
PID 1576 wrote to memory of 5528	1576	powershell.exe	94
PID 5528 wrote to memory of 2652	5528	UtwVmYyGpij.exe	97
PID 5528 wrote to memory of 4268	5528	UtwVmYyGpij.exe	99
PID 5528 wrote to memory of 4268	5528	UtwVmYyGpij.exe	99
PID 5528 wrote to memory of 4268	5528	UtwVmYyGpij.exe	99
PID 5528 wrote to memory of 4268	5528	UtwVmYyGpij.exe	99
PID 5528 wrote to memory of 4268	5528	UtwVmYyGpij.exe	99

C:\Users\Admin\AppData\Local\Temp\1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe
"C:\Users\Admin\AppData\Local\Temp\1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4508
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:752

C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -File "C:\Users\Admin\AppData\Local\Temp\gmw5brwprxr.ps1"
1⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1576
- C:\Users\Admin\AppData\Roaming\UtwVmYyGpij.exe
  "C:\Users\Admin\AppData\Roaming\UtwVmYyGpij.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5528
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UtwVmYyGpij.exe"
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2652
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:4268

Network

MITRE ATT&CK Enterprise v16

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 21KB
SHA256 ffaaa4d2d6fcfb96171fb3b1e4b0ffe40225cd964f53a49b130217e783e3bd92
MD5 3f245350d60716e54be90f3b58685930
SHA1 92c529d110a9c408b8b862ee53a97a0507d6f331
SHA512 c46d288dc155113d7bc3a2e35696950f408e429d7adf1cd6a3332aed45abc6372236e62e02ecc7122079ed69202f7d07515d85976a8ebcf9cc0a3acb6772df26
SSDEEP 384:/1eBaoT1iBGOGW14bi72S+geBHMY2PnZIAXr4B+BWIVIzKwYvYbhNaPMlRtXZRf+:dexZ6G9Wie72S+8NRIAXrq+Jo3bhNaPV
TLSH
T188A2B578213F6DC7D8D226B410D10AE7FBE4D489DAB61194BF2BDE2F4C90EB64A60524
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

__PSScriptPolicyTest_tfcai5b3.3e2.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_tfcai5b3.3e2.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

Submit Download

gmw5brwprxr.ps1

Path C:\Users\Admin\AppData\Local\Temp\gmw5brwprxr.ps1
Size 1KB
SHA256 dd081d310c9bdb12f9dccb349a11041fe4a9f7fd54b1ce289aaef07faa6f453a
MD5 c4058629c45c72a0f21ed88112923450
SHA1 6088013e25658d6ea9e34732558d34f265533efb
SHA512 baa0ba3008393aa422612b2a89ba5614820b4300acdf20e7151adc15c210ef6f236c5fc483642ee4299da8562b6129e0b0931ffc55bff4fd59165720701160fc
TLSH
T1C411C2478E4547C6603447F14A1375DDB12D61CB6BAF00508ADCB8DE732FE66386ACE8
MD5 SHA1 SHA512 TLSH

Submit Download

UtwVmYyGpij.exe

Path C:\Users\Admin\AppData\Roaming\UtwVmYyGpij.exe
Size 788KB
SHA256 1c067af5665a62e9251484c94bd2e2cbc734f97cf1c7243f62199abfabf43d19
MD5 2643d603d7ab8745978cd1ee44f18a39
SHA1 7d64a644d8a36da7188ed6ffd41e1db0cb9c35f1
SHA512 dd5e633c3c64c7049635ebe97a01e3fdfb1bb0dcb218161fa38d15023e11ce2fc6b84b7060732b2288934c7681362293f2b842984a6425eb011c3b464c7a9144
SSDEEP 12288:yJqLPgI38zYLcnhfR+u/VsJLjcIGDv/wksyR50CeidRV9gRKStRiHAkY9mc97BeZ:Dgk8G4+muhjCDv/wkspWfIZ/E9b0BeZ
TLSH
T1CD051246675ADB13E6AB1FF819B3E8701374AEAEA521D2064FC5BCEB75337189804313
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/752-14-0x0000000000400000-0x0000000000410000-memory.dmp

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memory/752-28-0x00000000748E0000-0x000000007509C000-memory.dmp

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memory/752-23-0x00000000748E0000-0x000000007509C000-memory.dmp

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memory/752-48-0x00000000748E0000-0x000000007509C000-memory.dmp

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memory/752-49-0x00000000748E0000-0x000000007509C000-memory.dmp

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memory/1576-31-0x000001ED784C0000-0x000001ED784E2000-memory.dmp

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memory/2012-6-0x00000000059B0000-0x00000000059BC000-memory.dmp

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memory/2012-5-0x00000000748E0000-0x000000007509C000-memory.dmp

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memory/2012-1-0x0000000000C10000-0x0000000000CDC000-memory.dmp

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memory/2012-10-0x00000000080E0000-0x000000000818E000-memory.dmp

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memory/2012-2-0x0000000005CA0000-0x000000000625A000-memory.dmp

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memory/2012-3-0x00000000056E0000-0x0000000005772000-memory.dmp

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memory/2012-25-0x00000000748E0000-0x000000007509C000-memory.dmp

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memory/2012-9-0x0000000008030000-0x00000000080CC000-memory.dmp

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memory/2012-8-0x00000000748E0000-0x000000007509C000-memory.dmp

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memory/2012-7-0x00000000748F2000-0x00000000748F3000-memory.dmp

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memory/2012-0-0x00000000748F2000-0x00000000748F3000-memory.dmp

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memory/2012-4-0x00000000056C0000-0x00000000056CA000-memory.dmp

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memory/2652-53-0x0000000006490000-0x00000000067EB000-memory.dmp

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memory/2652-55-0x0000000006F70000-0x0000000006FBC000-memory.dmp

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memory/2652-56-0x0000000070B00000-0x0000000070B4C000-memory.dmp

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memory/2652-59-0x0000000007C60000-0x0000000007D03000-memory.dmp

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memory/4508-13-0x00000000748E0000-0x000000007509C000-memory.dmp

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memory/4508-27-0x0000000006390000-0x00000000063DC000-memory.dmp

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memory/4508-26-0x0000000006360000-0x000000000637E000-memory.dmp

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memory/4508-24-0x0000000005F80000-0x00000000062DB000-memory.dmp

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memory/4508-39-0x00000000068E0000-0x0000000006900000-memory.dmp

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memory/4508-36-0x00000000751C0000-0x000000007520C000-memory.dmp

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memory/4508-40-0x0000000007520000-0x00000000075C3000-memory.dmp

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memory/4508-35-0x00000000072B0000-0x00000000072E6000-memory.dmp

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memory/4508-42-0x0000000007660000-0x000000000767A000-memory.dmp

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memory/4508-41-0x0000000007CA0000-0x000000000831C000-memory.dmp

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memory/4508-43-0x00000000076D0000-0x00000000076DA000-memory.dmp

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memory/4508-44-0x00000000078D0000-0x0000000007966000-memory.dmp

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memory/4508-17-0x0000000005510000-0x0000000005532000-memory.dmp

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memory/4508-47-0x00000000748E0000-0x000000007509C000-memory.dmp

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memory/4508-18-0x00000000748E0000-0x000000007509C000-memory.dmp

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memory/4508-19-0x0000000005C50000-0x0000000005CB6000-memory.dmp

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memory/4508-20-0x0000000005CC0000-0x0000000005D26000-memory.dmp

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memory/4508-15-0x0000000005600000-0x0000000005C4A000-memory.dmp

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memory/4508-16-0x00000000748E0000-0x000000007509C000-memory.dmp

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memory/4508-12-0x0000000002AD0000-0x0000000002B06000-memory.dmp

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