xworm | c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a

Analysis

max time kernel
150s
max time network
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
08/08/2026, 05:16

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General

Target
c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a.exe
Size 37KB
Sample260808-fykntatzdy
SHA256 c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a
MD5 f5716596d708b1f83f7f5cd55c6ff451
SHA1 ccc6d8c82392c71a8352188c63512ca09ded3d6e
SHA512 6596df89576504b6ef3248c829cb672697486ddd78a17bf7078d172a3de2cf691493b5ff7b11c609e1362cd804b9e944eeb27e0251b8e9cebbf597e8e60071c9
SSDEEP 384:PjSXe516/6aDUSEoSLF63LZOTu3H2Cq9WGeKZWFEw5DpkFyHBLTp9iZwdJzVvNbj:91SU493kQGeKQ/cFyz96pb6pOjh/yP
TLSH
T1DE034C48B7944726C5FEAFB59AB265494630F707D927EB9E0CE584CF2727AC0CE10392
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

execution xworm persistence privilege_escalation rat trojan

Malware Config

Extracted

Family

xworm

Version

92.119.165.248:30939

Mutex

y4Dl89WrZ74zpGe5

Attributes

Install_directory
%AppData%
install_file
RuntimeBroker.exe
telegram
https://api.telegram.org/bot8717513226:AAGV_GQpK8_vZ-L-wAVzMsyUpz5XTwPLVWc/sendMessage?chat_id=8378958939

aes.plain

Signatures

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

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral2/memory/4904-1-0x00000000001E0000-0x00000000001F0000-memory.dmp	family_xworm
behavioral2/files/0x00080000000170b9-51.dat	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
3864	powershell.exe
2072	powershell.exe
2652	powershell.exe
2864	powershell.exe

Creates a file in the Startup directory 1 TTPs 2 IoCs

A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

persistence privilege_escalation

Registry Run Keys / Startup Folder

T1547.001

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\RuntimeBroker.lnk	c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\RuntimeBroker.lnk	c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a.exe

Executes dropped EXE 1 IoCs

pid	Process
1140	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-1-5-21-3986082593-3624157295-3514260330-1000\Software\Microsoft\Windows\CurrentVersion\Run\RuntimeBroker = "C:\\Users\\Admin\\AppData\\Roaming\\RuntimeBroker.exe"	c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3864	powershell.exe
3864	powershell.exe
2072	powershell.exe
2072	powershell.exe
2652	powershell.exe
2652	powershell.exe
2864	powershell.exe
2864	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4904	c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a.exe
Token: SeDebugPrivilege	3864	powershell.exe
Token: SeIncreaseQuotaPrivilege	3864	powershell.exe
Token: SeSecurityPrivilege	3864	powershell.exe
Token: SeTakeOwnershipPrivilege	3864	powershell.exe
Token: SeLoadDriverPrivilege	3864	powershell.exe
Token: SeSystemProfilePrivilege	3864	powershell.exe
Token: SeSystemtimePrivilege	3864	powershell.exe
Token: SeProfSingleProcessPrivilege	3864	powershell.exe
Token: SeIncBasePriorityPrivilege	3864	powershell.exe
Token: SeCreatePagefilePrivilege	3864	powershell.exe
Token: SeBackupPrivilege	3864	powershell.exe
Token: SeRestorePrivilege	3864	powershell.exe
Token: SeShutdownPrivilege	3864	powershell.exe
Token: SeDebugPrivilege	3864	powershell.exe
Token: SeSystemEnvironmentPrivilege	3864	powershell.exe
Token: SeRemoteShutdownPrivilege	3864	powershell.exe
Token: SeUndockPrivilege	3864	powershell.exe
Token: SeManageVolumePrivilege	3864	powershell.exe
Token: 33	3864	powershell.exe
Token: 34	3864	powershell.exe
Token: 35	3864	powershell.exe
Token: 36	3864	powershell.exe
Token: SeDebugPrivilege	2072	powershell.exe
Token: SeIncreaseQuotaPrivilege	2072	powershell.exe
Token: SeSecurityPrivilege	2072	powershell.exe
Token: SeTakeOwnershipPrivilege	2072	powershell.exe
Token: SeLoadDriverPrivilege	2072	powershell.exe
Token: SeSystemProfilePrivilege	2072	powershell.exe
Token: SeSystemtimePrivilege	2072	powershell.exe
Token: SeProfSingleProcessPrivilege	2072	powershell.exe
Token: SeIncBasePriorityPrivilege	2072	powershell.exe
Token: SeCreatePagefilePrivilege	2072	powershell.exe
Token: SeBackupPrivilege	2072	powershell.exe
Token: SeRestorePrivilege	2072	powershell.exe
Token: SeShutdownPrivilege	2072	powershell.exe
Token: SeDebugPrivilege	2072	powershell.exe
Token: SeSystemEnvironmentPrivilege	2072	powershell.exe
Token: SeRemoteShutdownPrivilege	2072	powershell.exe
Token: SeUndockPrivilege	2072	powershell.exe
Token: SeManageVolumePrivilege	2072	powershell.exe
Token: 33	2072	powershell.exe
Token: 34	2072	powershell.exe
Token: 35	2072	powershell.exe
Token: 36	2072	powershell.exe
Token: SeDebugPrivilege	2652	powershell.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

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4904 wrote to memory of 3864	4904	c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a.exe	89
PID 4904 wrote to memory of 2072	4904	c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a.exe	92
PID 4904 wrote to memory of 2652	4904	c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a.exe	94
PID 4904 wrote to memory of 2864	4904	c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a.exe	96

C:\Users\Admin\AppData\Local\Temp\c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a.exe
"C:\Users\Admin\AppData\Local\Temp\c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a.exe"
1⤵
- Creates a file in the Startup directory
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4904
- 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\c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3864
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2072
- 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\RuntimeBroker.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2652
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'RuntimeBroker.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  PID:2864

C:\Users\Admin\AppData\Roaming\RuntimeBroker.exe
C:\Users\Admin\AppData\Roaming\RuntimeBroker.exe
1⤵
- Executes dropped EXE
PID:1140

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

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 1KB
SHA256 d28ef187840dcd1fe0a8a757ef9cd326023bec38b39ef1338f91d508d55dcf28
MD5 acbc65123954839a819fa2495d239bf7
SHA1 063cff64444a6e3b4be1445b4cecb477e4d6ae47
SHA512 af07d3f6dcf1779bcc864aabe9e08563b20b8df8238df7bb08a5fe3b4e40d10f2e2a4442a042fe5d7a320e3b8195799ecc885549faa8babb5909eb32271e7b91
TLSH
T170216833B3DD8615CC9A413A10CDAC1036B6C7DB40DECFAB7B84E655A43F699CE61160
MD5 SHA1 SHA512 TLSH

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 1KB
SHA256 070e2dc002fee5d6c6ae0611713bb24a9f01d741d964e7f1ece4f61789724a94
MD5 95e9928464a1f3425068f7e64a74060a
SHA1 9bdbd59bea34afd0aebf4d0c3d3cfe0317aa4d57
SHA512 a150525324ebe4a0dc28577f089c1f45ef0902355ecd9d5f10c91d45fe57d44d09c6d133a92c3f32dca0c73b97b259d5ad7ff4316edafa2cb00e38d64e043f06
TLSH
T1E9216833F3DD8654C899413A10CEAC1035B7C7DB40DECEDB6B84D559A43F699CE61160
MD5 SHA1 SHA512 TLSH

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__PSScriptPolicyTest_yrvid4mf.ww3.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yrvid4mf.ww3.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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RuntimeBroker.exe

Path C:\Users\Admin\AppData\Roaming\RuntimeBroker.exe
Size 37KB
SHA256 c7c3ccdffbe5e8d231ab21b9bbd89e535b8fac910a2ed6fa790c1a98ea9f203a
MD5 f5716596d708b1f83f7f5cd55c6ff451
SHA1 ccc6d8c82392c71a8352188c63512ca09ded3d6e
SHA512 6596df89576504b6ef3248c829cb672697486ddd78a17bf7078d172a3de2cf691493b5ff7b11c609e1362cd804b9e944eeb27e0251b8e9cebbf597e8e60071c9
SSDEEP 384:PjSXe516/6aDUSEoSLF63LZOTu3H2Cq9WGeKZWFEw5DpkFyHBLTp9iZwdJzVvNbj:91SU493kQGeKQ/cFyz96pb6pOjh/yP
TLSH
T1DE034C48B7944726C5FEAFB59AB265494630F707D927EB9E0CE584CF2727AC0CE10392
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3864-16-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/3864-21-0x000001A946B80000-0x000001A946C32000-memory.dmp

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memory/3864-6-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/3864-9-0x000001A946480000-0x000001A9464A2000-memory.dmp

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memory/3864-10-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/3864-11-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/3864-12-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/3864-13-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/3864-14-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/3864-15-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/3864-27-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/3864-17-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/3864-20-0x000001A946530000-0x000001A94654E000-memory.dmp

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memory/3864-25-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/3864-22-0x000001A946550000-0x000001A94655A000-memory.dmp

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memory/3864-23-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/3864-24-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/4904-5-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/4904-0-0x00007FFD7EA0F000-0x00007FFD7EA10000-memory.dmp

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memory/4904-4-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/4904-3-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/4904-2-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/4904-50-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/4904-1-0x00000000001E0000-0x00000000001F0000-memory.dmp

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memory/4904-53-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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memory/4904-54-0x00007FFD7E880000-0x00007FFD7F224000-memory.dmp

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