xworm | 153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564

max time kernel
27s
max time network
28s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250217-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250217-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
05/03/2025, 23:54

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Reason

Machine shutdown

Report Analysis Logs

General

Target

ExodusInject.exe
Size

227KB
MD5

38b7704d2b199559ada166401f1d51c1
SHA1

3376eec35cd4616ba8127b976a8667e7a0aac87d
SHA256

153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564
SHA512

07b828073c8f80c5498501c8f64decb5effa702c8bc3d60a2f7d5de36d493b469cbbf413fb0c92c0aadd6ee139bfb75f3b9e936230212d42e57d2ec5671e9b27
SSDEEP

3072:iBIVzZQgudhV3mypQgbNjcEHBAnpK37nXY8q004Q78ePsi74tyJhbgKL/VoilIBS:Ur3mypQX8mOeP/9/VtLGH+8l

Score

10^/10

xworm execution rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

137.184.74.73:5000

Mutex

Y2rnj2CSRObOXXLb

Attributes

Install_directory
%ProgramData%
install_file
System.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2808-40-0x0000000000DA0000-0x0000000000DAE000-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 2 IoCs

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

execution

PowerShell

T1059.001

pid	Process
6000	powershell.exe
6008	powershell.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3996797005-1442104920-3698332314-1000\Control Panel\International\Geo\Nation	ExodusInject.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3996797005-1442104920-3698332314-1000\Control Panel\International\Geo\Nation	AggregatorHost.exe

Drops startup file 2 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
2808	AggregatorHost.exe

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

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
5972	timeout.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "146"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
5084	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
6000	powershell.exe
6000	powershell.exe
6008	powershell.exe
6008	powershell.exe

Suspicious use of AdjustPrivilegeToken 52 IoCs

description	pid	Process
Token: SeDebugPrivilege	5124	ExodusInject.exe
Token: SeBackupPrivilege	5860	vssvc.exe
Token: SeRestorePrivilege	5860	vssvc.exe
Token: SeAuditPrivilege	5860	vssvc.exe
Token: SeDebugPrivilege	6000	powershell.exe
Token: SeIncreaseQuotaPrivilege	6000	powershell.exe
Token: SeSecurityPrivilege	6000	powershell.exe
Token: SeTakeOwnershipPrivilege	6000	powershell.exe
Token: SeLoadDriverPrivilege	6000	powershell.exe
Token: SeSystemProfilePrivilege	6000	powershell.exe
Token: SeSystemtimePrivilege	6000	powershell.exe
Token: SeProfSingleProcessPrivilege	6000	powershell.exe
Token: SeIncBasePriorityPrivilege	6000	powershell.exe
Token: SeCreatePagefilePrivilege	6000	powershell.exe
Token: SeBackupPrivilege	6000	powershell.exe
Token: SeRestorePrivilege	6000	powershell.exe
Token: SeShutdownPrivilege	6000	powershell.exe
Token: SeDebugPrivilege	6000	powershell.exe
Token: SeSystemEnvironmentPrivilege	6000	powershell.exe
Token: SeRemoteShutdownPrivilege	6000	powershell.exe
Token: SeUndockPrivilege	6000	powershell.exe
Token: SeManageVolumePrivilege	6000	powershell.exe
Token: 33	6000	powershell.exe
Token: 34	6000	powershell.exe
Token: 35	6000	powershell.exe
Token: 36	6000	powershell.exe
Token: SeDebugPrivilege	6008	powershell.exe
Token: SeIncreaseQuotaPrivilege	6008	powershell.exe
Token: SeSecurityPrivilege	6008	powershell.exe
Token: SeTakeOwnershipPrivilege	6008	powershell.exe
Token: SeLoadDriverPrivilege	6008	powershell.exe
Token: SeSystemProfilePrivilege	6008	powershell.exe
Token: SeSystemtimePrivilege	6008	powershell.exe
Token: SeProfSingleProcessPrivilege	6008	powershell.exe
Token: SeIncBasePriorityPrivilege	6008	powershell.exe
Token: SeCreatePagefilePrivilege	6008	powershell.exe
Token: SeBackupPrivilege	6008	powershell.exe
Token: SeRestorePrivilege	6008	powershell.exe
Token: SeShutdownPrivilege	6008	powershell.exe
Token: SeDebugPrivilege	6008	powershell.exe
Token: SeSystemEnvironmentPrivilege	6008	powershell.exe
Token: SeRemoteShutdownPrivilege	6008	powershell.exe
Token: SeUndockPrivilege	6008	powershell.exe
Token: SeManageVolumePrivilege	6008	powershell.exe
Token: 33	6008	powershell.exe
Token: 34	6008	powershell.exe
Token: 35	6008	powershell.exe
Token: 36	6008	powershell.exe
Token: SeDebugPrivilege	2808	AggregatorHost.exe
Token: SeDebugPrivilege	2808	AggregatorHost.exe
Token: SeShutdownPrivilege	252	shutdown.exe
Token: SeRemoteShutdownPrivilege	252	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2236	LogonUI.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 5124 wrote to memory of 6000	5124	ExodusInject.exe	88
PID 5124 wrote to memory of 6000	5124	ExodusInject.exe	88
PID 5124 wrote to memory of 6008	5124	ExodusInject.exe	91
PID 5124 wrote to memory of 6008	5124	ExodusInject.exe	91
PID 5124 wrote to memory of 5704	5124	ExodusInject.exe	97
PID 5124 wrote to memory of 5704	5124	ExodusInject.exe	97
PID 5704 wrote to memory of 5972	5704	cmd.exe	99
PID 5704 wrote to memory of 5972	5704	cmd.exe	99
PID 2808 wrote to memory of 5084	2808	AggregatorHost.exe	102
PID 2808 wrote to memory of 5084	2808	AggregatorHost.exe	102
PID 2808 wrote to memory of 252	2808	AggregatorHost.exe	105
PID 2808 wrote to memory of 252	2808	AggregatorHost.exe	105

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
ransomware

C:\Users\Admin\AppData\Local\Temp\ExodusInject.exe
"C:\Users\Admin\AppData\Local\Temp\ExodusInject.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5124
- 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\AggregatorHost.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:6000
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'AggregatorHost.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:6008
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpBF87.tmp.bat""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:5704
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:5972

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5860

C:\Users\Admin\AppData\Roaming\AggregatorHost.exe
"C:\Users\Admin\AppData\Roaming\AggregatorHost.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2808
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "System" /tr "C:\ProgramData\System.exe"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:5084
- C:\Windows\system32\shutdown.exe
  shutdown.exe /f /s /t 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:252

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3a2b055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
3KB

MD5
3eb3833f769dd890afc295b977eab4b4

SHA1
e857649b037939602c72ad003e5d3698695f436f

SHA256
c485a6e2fd17c342fca60060f47d6a5655a65a412e35e001bb5bf88d96e6e485

SHA512
c24bbc8f278478d43756807b8c584d4e3fb2289db468bc92986a489f74a8da386a667a758360a397e77e018e363be8912ac260072fa3e31117ad0599ac749e72

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
1KB

MD5
6a807b1c91ac66f33f88a787d64904c1

SHA1
83c554c7de04a8115c9005709e5cd01fca82c5d3

SHA256
155314c1c86d8d4e5b802f1eef603c5dd4a2f7c949f069a38af5ba4959bd8256

SHA512
29f2d9f30fc081e7fe6e9fb772c810c9be0422afdc6aff5a286f49a990ededebcf0d083798c2d9f41ad8434393c6d0f5fa6df31226d9c3511ba2a41eb4a65200

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qbukc5fj.xae.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBF87.tmp.bat

Filesize
164B

MD5
770fdf9c00cf1960a63f6d6e56cd717c

SHA1
af01f9e7cfa0d255ccdcea972267e83e5eebfa03

SHA256
d0d72f2f2a49df0c31c61de374b0087aab0595a599a31df56fbd2e7ebc2ce973

SHA512
a9496b3abd8be8bb9604eafdc97408160b07ff7d8c19e8b3ed5be2f12fa93a9fe148e9250a4a08371c3c5a3306c649819eb3384aca03183d167e351908c7a6e8

Download Submit
C:\Users\Admin\AppData\Roaming\AggregatorHost.exe

Filesize
227KB

MD5
38b7704d2b199559ada166401f1d51c1

SHA1
3376eec35cd4616ba8127b976a8667e7a0aac87d

SHA256
153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564

SHA512
07b828073c8f80c5498501c8f64decb5effa702c8bc3d60a2f7d5de36d493b469cbbf413fb0c92c0aadd6ee139bfb75f3b9e936230212d42e57d2ec5671e9b27

Download Submit
memory/2808-40-0x0000000000DA0000-0x0000000000DAE000-memory.dmp

Filesize
56KB

Download
memory/5124-0-0x00007FFC89C53000-0x00007FFC89C55000-memory.dmp

Filesize
8KB

Download
memory/5124-1-0x0000000000660000-0x00000000006A0000-memory.dmp

Filesize
256KB

Download
memory/5124-32-0x00007FFC89C50000-0x00007FFC8A712000-memory.dmp

Filesize
10.8MB

Download
memory/5124-38-0x00007FFC89C50000-0x00007FFC8A712000-memory.dmp

Filesize
10.8MB

Download
memory/6000-12-0x00007FFC89C50000-0x00007FFC8A712000-memory.dmp

Filesize
10.8MB

Download
memory/6000-13-0x00007FFC89C50000-0x00007FFC8A712000-memory.dmp

Filesize
10.8MB

Download
memory/6000-14-0x00007FFC89C50000-0x00007FFC8A712000-memory.dmp

Filesize
10.8MB

Download
memory/6000-17-0x00007FFC89C50000-0x00007FFC8A712000-memory.dmp

Filesize
10.8MB

Download
memory/6000-2-0x00000216CDD50000-0x00000216CDD72000-memory.dmp

Filesize
136KB

Download

Resubmissions

Analysis

Sharing

Errors

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads