xworm | 153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564

max time kernel
30s
max time network
43s
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
behavioral3/memory/3296-40-0x0000000001540000-0x000000000154E000-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
4924	powershell.exe
1924	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-1-5-21-1886653772-2813795769-2221171443-1000\Control Panel\International\Geo\Nation	ExodusInject.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1886653772-2813795769-2221171443-1000\Control Panel\International\Geo\Nation	AggregatorHost.exe

Drops startup file 2 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
3296	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
1740	timeout.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
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\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "72"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	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\Themes\History\AutoColor = "0"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	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\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	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
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "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
4924	powershell.exe
4924	powershell.exe
1924	powershell.exe
1924	powershell.exe

Suspicious use of AdjustPrivilegeToken 52 IoCs

description	pid	Process
Token: SeDebugPrivilege	3056	ExodusInject.exe
Token: SeBackupPrivilege	1592	vssvc.exe
Token: SeRestorePrivilege	1592	vssvc.exe
Token: SeAuditPrivilege	1592	vssvc.exe
Token: SeDebugPrivilege	4924	powershell.exe
Token: SeIncreaseQuotaPrivilege	4924	powershell.exe
Token: SeSecurityPrivilege	4924	powershell.exe
Token: SeTakeOwnershipPrivilege	4924	powershell.exe
Token: SeLoadDriverPrivilege	4924	powershell.exe
Token: SeSystemProfilePrivilege	4924	powershell.exe
Token: SeSystemtimePrivilege	4924	powershell.exe
Token: SeProfSingleProcessPrivilege	4924	powershell.exe
Token: SeIncBasePriorityPrivilege	4924	powershell.exe
Token: SeCreatePagefilePrivilege	4924	powershell.exe
Token: SeBackupPrivilege	4924	powershell.exe
Token: SeRestorePrivilege	4924	powershell.exe
Token: SeShutdownPrivilege	4924	powershell.exe
Token: SeDebugPrivilege	4924	powershell.exe
Token: SeSystemEnvironmentPrivilege	4924	powershell.exe
Token: SeRemoteShutdownPrivilege	4924	powershell.exe
Token: SeUndockPrivilege	4924	powershell.exe
Token: SeManageVolumePrivilege	4924	powershell.exe
Token: 33	4924	powershell.exe
Token: 34	4924	powershell.exe
Token: 35	4924	powershell.exe
Token: 36	4924	powershell.exe
Token: SeDebugPrivilege	1924	powershell.exe
Token: SeIncreaseQuotaPrivilege	1924	powershell.exe
Token: SeSecurityPrivilege	1924	powershell.exe
Token: SeTakeOwnershipPrivilege	1924	powershell.exe
Token: SeLoadDriverPrivilege	1924	powershell.exe
Token: SeSystemProfilePrivilege	1924	powershell.exe
Token: SeSystemtimePrivilege	1924	powershell.exe
Token: SeProfSingleProcessPrivilege	1924	powershell.exe
Token: SeIncBasePriorityPrivilege	1924	powershell.exe
Token: SeCreatePagefilePrivilege	1924	powershell.exe
Token: SeBackupPrivilege	1924	powershell.exe
Token: SeRestorePrivilege	1924	powershell.exe
Token: SeShutdownPrivilege	1924	powershell.exe
Token: SeDebugPrivilege	1924	powershell.exe
Token: SeSystemEnvironmentPrivilege	1924	powershell.exe
Token: SeRemoteShutdownPrivilege	1924	powershell.exe
Token: SeUndockPrivilege	1924	powershell.exe
Token: SeManageVolumePrivilege	1924	powershell.exe
Token: 33	1924	powershell.exe
Token: 34	1924	powershell.exe
Token: 35	1924	powershell.exe
Token: 36	1924	powershell.exe
Token: SeDebugPrivilege	3296	AggregatorHost.exe
Token: SeDebugPrivilege	3296	AggregatorHost.exe
Token: SeShutdownPrivilege	5076	shutdown.exe
Token: SeRemoteShutdownPrivilege	5076	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2024	LogonUI.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3056 wrote to memory of 4924	3056	ExodusInject.exe	88
PID 3056 wrote to memory of 4924	3056	ExodusInject.exe	88
PID 3056 wrote to memory of 1924	3056	ExodusInject.exe	91
PID 3056 wrote to memory of 1924	3056	ExodusInject.exe	91
PID 3056 wrote to memory of 3348	3056	ExodusInject.exe	97
PID 3056 wrote to memory of 3348	3056	ExodusInject.exe	97
PID 3348 wrote to memory of 1740	3348	cmd.exe	99
PID 3348 wrote to memory of 1740	3348	cmd.exe	99
PID 3296 wrote to memory of 5084	3296	AggregatorHost.exe	102
PID 3296 wrote to memory of 5084	3296	AggregatorHost.exe	102
PID 3296 wrote to memory of 5076	3296	AggregatorHost.exe	105
PID 3296 wrote to memory of 5076	3296	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:3056
- 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:4924
- 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:1924
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpB19D.tmp.bat""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3348
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:1740

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1592

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:3296
- 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:5076

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3a2e855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:2024

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
d6d1b8bb34838ccf42d5f69e919b1612

SHA1
20e9df1f5dd5908ce1b537d158961e0b1674949e

SHA256
8a4e7eae00df2e789c958a38e78ac0b53f439afe2d5bfe8a81fb8c6e232b6491

SHA512
ff3ba5dc3cb548018747a315f098e01c5a6f8aee029223ef4080b3db76b0ecaa6a01a1c79e1434bdf2aa5b2ae66ec85d33e760064282411c7712fba890a0309d

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_z5jyuhu4.plr.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB19D.tmp.bat

Filesize
164B

MD5
3a05fe6318d5831ed6d6bb983586ea16

SHA1
1789f8a9c70dcd8f6de7f1fff9d315bbea4bf588

SHA256
fa1df3c1e2c60bc8f3dd57d6ff941e800f24ee6e702deddb6fc78ffc9c5e04e7

SHA512
e6df460754aa17bf239a9a03f2f3200b9f3b253d4bfc72593c853891d12d09db0d3a1a4614bbd6e4bbba4451fbd272b4df9a1eecf805cd94ba74ee559014f777

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

Filesize
227KB

MD5
38b7704d2b199559ada166401f1d51c1

SHA1
3376eec35cd4616ba8127b976a8667e7a0aac87d

SHA256
153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564

SHA512
07b828073c8f80c5498501c8f64decb5effa702c8bc3d60a2f7d5de36d493b469cbbf413fb0c92c0aadd6ee139bfb75f3b9e936230212d42e57d2ec5671e9b27

Download Submit
memory/3056-0-0x00007FFE3E2D3000-0x00007FFE3E2D5000-memory.dmp

Filesize
8KB

Download
memory/3056-1-0x0000000000890000-0x00000000008D0000-memory.dmp

Filesize
256KB

Download
memory/3056-32-0x00007FFE3E2D0000-0x00007FFE3ED92000-memory.dmp

Filesize
10.8MB

Download
memory/3056-39-0x00007FFE3E2D0000-0x00007FFE3ED92000-memory.dmp

Filesize
10.8MB

Download
memory/3296-40-0x0000000001540000-0x000000000154E000-memory.dmp

Filesize
56KB

Download
memory/4924-12-0x00007FFE3E2D0000-0x00007FFE3ED92000-memory.dmp

Filesize
10.8MB

Download
memory/4924-13-0x00007FFE3E2D0000-0x00007FFE3ED92000-memory.dmp

Filesize
10.8MB

Download
memory/4924-14-0x00007FFE3E2D0000-0x00007FFE3ED92000-memory.dmp

Filesize
10.8MB

Download
memory/4924-17-0x00007FFE3E2D0000-0x00007FFE3ED92000-memory.dmp

Filesize
10.8MB

Download
memory/4924-2-0x0000025471B40000-0x0000025471B62000-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