xworm | 153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564

max time kernel
31s
max time network
37s
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
behavioral4/memory/460-40-0x0000000002650000-0x000000000265E000-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
2840	powershell.exe
1876	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-1-5-21-3452737631-513087862-588053281-1000\Control Panel\International\Geo\Nation	ExodusInject.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3452737631-513087862-588053281-1000\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
460	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
2128	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\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	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\AccentColor = "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\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "117"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	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\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	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
5092	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2840	powershell.exe
2840	powershell.exe
1876	powershell.exe
1876	powershell.exe

Suspicious use of AdjustPrivilegeToken 52 IoCs

description	pid	Process
Token: SeDebugPrivilege	4768	ExodusInject.exe
Token: SeBackupPrivilege	4792	vssvc.exe
Token: SeRestorePrivilege	4792	vssvc.exe
Token: SeAuditPrivilege	4792	vssvc.exe
Token: SeDebugPrivilege	2840	powershell.exe
Token: SeIncreaseQuotaPrivilege	2840	powershell.exe
Token: SeSecurityPrivilege	2840	powershell.exe
Token: SeTakeOwnershipPrivilege	2840	powershell.exe
Token: SeLoadDriverPrivilege	2840	powershell.exe
Token: SeSystemProfilePrivilege	2840	powershell.exe
Token: SeSystemtimePrivilege	2840	powershell.exe
Token: SeProfSingleProcessPrivilege	2840	powershell.exe
Token: SeIncBasePriorityPrivilege	2840	powershell.exe
Token: SeCreatePagefilePrivilege	2840	powershell.exe
Token: SeBackupPrivilege	2840	powershell.exe
Token: SeRestorePrivilege	2840	powershell.exe
Token: SeShutdownPrivilege	2840	powershell.exe
Token: SeDebugPrivilege	2840	powershell.exe
Token: SeSystemEnvironmentPrivilege	2840	powershell.exe
Token: SeRemoteShutdownPrivilege	2840	powershell.exe
Token: SeUndockPrivilege	2840	powershell.exe
Token: SeManageVolumePrivilege	2840	powershell.exe
Token: 33	2840	powershell.exe
Token: 34	2840	powershell.exe
Token: 35	2840	powershell.exe
Token: 36	2840	powershell.exe
Token: SeDebugPrivilege	1876	powershell.exe
Token: SeIncreaseQuotaPrivilege	1876	powershell.exe
Token: SeSecurityPrivilege	1876	powershell.exe
Token: SeTakeOwnershipPrivilege	1876	powershell.exe
Token: SeLoadDriverPrivilege	1876	powershell.exe
Token: SeSystemProfilePrivilege	1876	powershell.exe
Token: SeSystemtimePrivilege	1876	powershell.exe
Token: SeProfSingleProcessPrivilege	1876	powershell.exe
Token: SeIncBasePriorityPrivilege	1876	powershell.exe
Token: SeCreatePagefilePrivilege	1876	powershell.exe
Token: SeBackupPrivilege	1876	powershell.exe
Token: SeRestorePrivilege	1876	powershell.exe
Token: SeShutdownPrivilege	1876	powershell.exe
Token: SeDebugPrivilege	1876	powershell.exe
Token: SeSystemEnvironmentPrivilege	1876	powershell.exe
Token: SeRemoteShutdownPrivilege	1876	powershell.exe
Token: SeUndockPrivilege	1876	powershell.exe
Token: SeManageVolumePrivilege	1876	powershell.exe
Token: 33	1876	powershell.exe
Token: 34	1876	powershell.exe
Token: 35	1876	powershell.exe
Token: 36	1876	powershell.exe
Token: SeDebugPrivilege	460	AggregatorHost.exe
Token: SeDebugPrivilege	460	AggregatorHost.exe
Token: SeShutdownPrivilege	3288	shutdown.exe
Token: SeRemoteShutdownPrivilege	3288	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4036	LogonUI.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4768 wrote to memory of 2840	4768	ExodusInject.exe	84
PID 4768 wrote to memory of 2840	4768	ExodusInject.exe	84
PID 4768 wrote to memory of 1876	4768	ExodusInject.exe	87
PID 4768 wrote to memory of 1876	4768	ExodusInject.exe	87
PID 4768 wrote to memory of 4852	4768	ExodusInject.exe	94
PID 4768 wrote to memory of 4852	4768	ExodusInject.exe	94
PID 4852 wrote to memory of 2128	4852	cmd.exe	96
PID 4852 wrote to memory of 2128	4852	cmd.exe	96
PID 460 wrote to memory of 5092	460	AggregatorHost.exe	98
PID 460 wrote to memory of 5092	460	AggregatorHost.exe	98
PID 460 wrote to memory of 3288	460	AggregatorHost.exe	102
PID 460 wrote to memory of 3288	460	AggregatorHost.exe	102

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:4768
- 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:2840
- 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:1876
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp9AC9.tmp.bat""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4852
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:2128

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4792

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:460
- 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:5092
- C:\Windows\system32\shutdown.exe
  shutdown.exe /f /s /t 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3288

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3a1e855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4036

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
83d94e8aa23c7ad2db6f972739506306

SHA1
bd6d73d0417971c0077f772352d2f538a6201024

SHA256
dfa5cbd243b304f47196c492bc2d8b29941a550c2f076ef8bdfca72755e71881

SHA512
4224625e8ef8dadc72f1e1a1edfe2079656b14f2af94ce6128316481d96e9d0b6edf4de13fcdcc182038a2b29eb562b9246f944aecebfcb7c5ee8d7936b6287e

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_lznx0usz.jxr.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9AC9.tmp.bat

Filesize
164B

MD5
bbfb8a222efa86f1989db82ce3f6c7b7

SHA1
0d9eaf1c24a87a426c8982bfa0e15d7055bad1c2

SHA256
5774024290fc8a60e0d7b1083d90af01016ff0359965bf3640c837a31bab3597

SHA512
bbb58571b79f8bc33d5ee4fe4982850894d932ad4b8f3c67251db67f4a8a9e3ce6939d3ac159fabbddf69a776ac67031af867899deb6afb9821ee02f6d9bcf5a

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

Filesize
227KB

MD5
38b7704d2b199559ada166401f1d51c1

SHA1
3376eec35cd4616ba8127b976a8667e7a0aac87d

SHA256
153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564

SHA512
07b828073c8f80c5498501c8f64decb5effa702c8bc3d60a2f7d5de36d493b469cbbf413fb0c92c0aadd6ee139bfb75f3b9e936230212d42e57d2ec5671e9b27

Download Submit
memory/460-40-0x0000000002650000-0x000000000265E000-memory.dmp

Filesize
56KB

Download
memory/460-45-0x000000001B2E0000-0x000000001B310000-memory.dmp

Filesize
192KB

Download
memory/2840-12-0x00007FFAB0460000-0x00007FFAB0F22000-memory.dmp

Filesize
10.8MB

Download
memory/2840-13-0x00007FFAB0460000-0x00007FFAB0F22000-memory.dmp

Filesize
10.8MB

Download
memory/2840-14-0x00007FFAB0460000-0x00007FFAB0F22000-memory.dmp

Filesize
10.8MB

Download
memory/2840-17-0x00007FFAB0460000-0x00007FFAB0F22000-memory.dmp

Filesize
10.8MB

Download
memory/2840-7-0x00000224C2580000-0x00000224C25A2000-memory.dmp

Filesize
136KB

Download
memory/4768-1-0x0000000000E10000-0x0000000000E50000-memory.dmp

Filesize
256KB

Download
memory/4768-32-0x00007FFAB0460000-0x00007FFAB0F22000-memory.dmp

Filesize
10.8MB

Download
memory/4768-0-0x00007FFAB0463000-0x00007FFAB0465000-memory.dmp

Filesize
8KB

Download
memory/4768-39-0x00007FFAB0460000-0x00007FFAB0F22000-memory.dmp

Filesize
10.8MB

Download

Resubmissions

Analysis

Sharing

Errors

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads