xworm | 153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564

max time kernel
30s
max time network
32s
platform
windows11-21h2_x64
resource
win11-20250217-en
resource tags

arch:x64arch:x86image:win11-20250217-enlocale:en-usos:windows11-21h2-x64system
submitted
05/03/2025, 23:56

Sharing

Copy URL

Twitter E-mail

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
behavioral5/memory/3532-38-0x0000000002CB0000-0x0000000002CBE000-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
2732	powershell.exe
2348	powershell.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
3532	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
3428	timeout.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
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\ColorizationColor = "3288365268"	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 (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = 99ebff004cc2ff000091f8000078d4000067c000003e9200001a6800f7630c00	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 = "4290799360"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292114432"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292114432"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365268"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "223"	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
392	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2348	powershell.exe
2348	powershell.exe
2732	powershell.exe
2732	powershell.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	3604	ExodusInject.exe
Token: SeBackupPrivilege	2000	vssvc.exe
Token: SeRestorePrivilege	2000	vssvc.exe
Token: SeAuditPrivilege	2000	vssvc.exe
Token: SeDebugPrivilege	2348	powershell.exe
Token: SeDebugPrivilege	2732	powershell.exe
Token: SeDebugPrivilege	3532	AggregatorHost.exe
Token: SeDebugPrivilege	3532	AggregatorHost.exe
Token: SeShutdownPrivilege	3116	shutdown.exe
Token: SeRemoteShutdownPrivilege	3116	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4968	LogonUI.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3604 wrote to memory of 2348	3604	ExodusInject.exe	84
PID 3604 wrote to memory of 2348	3604	ExodusInject.exe	84
PID 3604 wrote to memory of 2732	3604	ExodusInject.exe	86
PID 3604 wrote to memory of 2732	3604	ExodusInject.exe	86
PID 3604 wrote to memory of 2452	3604	ExodusInject.exe	90
PID 3604 wrote to memory of 2452	3604	ExodusInject.exe	90
PID 2452 wrote to memory of 3428	2452	cmd.exe	92
PID 2452 wrote to memory of 3428	2452	cmd.exe	92
PID 3532 wrote to memory of 392	3532	AggregatorHost.exe	93
PID 3532 wrote to memory of 392	3532	AggregatorHost.exe	93
PID 3532 wrote to memory of 3116	3532	AggregatorHost.exe	95
PID 3532 wrote to memory of 3116	3532	AggregatorHost.exe	95

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⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3604
- 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:2348
- 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:2732
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp88C7.tmp.bat""
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2452
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:3428

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2000

C:\Users\Admin\AppData\Roaming\AggregatorHost.exe
C:\Users\Admin\AppData\Roaming\AggregatorHost.exe
1⤵
- Drops startup file
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3532
- 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:392
- C:\Windows\system32\shutdown.exe
  shutdown.exe /f /s /t 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3116

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3a23855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4968

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
2KB

MD5
627073ee3ca9676911bee35548eff2b8

SHA1
4c4b68c65e2cab9864b51167d710aa29ebdcff2e

SHA256
85b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c

SHA512
3c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb

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

Filesize
944B

MD5
2e8eb51096d6f6781456fef7df731d97

SHA1
ec2aaf851a618fb43c3d040a13a71997c25bda43

SHA256
96bfd9dd5883329927fe8c08b8956355a1a6ceb30ceeb5d4252b346df32bc864

SHA512
0a73dc9a49f92d9dd556c2ca2e36761890b3538f355ee1f013e7cf648d8c4d065f28046cd4a167db3dea304d1fbcbcea68d11ce6e12a3f20f8b6c018a60422d2

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yh4okpyf.ei5.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp88C7.tmp.bat

Filesize
164B

MD5
aacf6e641f8fcac39a6b039fc0d923bc

SHA1
9a3f23e7878cbfdc3c6d57b203870f56942a70e1

SHA256
65eccb6d4a0b9a6a5cadaede2423364f92f4baaf56173d0fbfae72345ca7fd3c

SHA512
c6f1edf5c62c928f0e9e1227e014e71b3a6c7e7a4e6255fb46c36f604f0bd94cba1ba88f37b76417ded92ab98792ac730c0a092591b41a442237d958a57b498b

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

Filesize
227KB

MD5
38b7704d2b199559ada166401f1d51c1

SHA1
3376eec35cd4616ba8127b976a8667e7a0aac87d

SHA256
153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564

SHA512
07b828073c8f80c5498501c8f64decb5effa702c8bc3d60a2f7d5de36d493b469cbbf413fb0c92c0aadd6ee139bfb75f3b9e936230212d42e57d2ec5671e9b27

Download Submit
memory/2348-11-0x00007FF875D10000-0x00007FF8767D2000-memory.dmp

Filesize
10.8MB

Download
memory/2348-12-0x00007FF875D10000-0x00007FF8767D2000-memory.dmp

Filesize
10.8MB

Download
memory/2348-13-0x00007FF875D10000-0x00007FF8767D2000-memory.dmp

Filesize
10.8MB

Download
memory/2348-16-0x00007FF875D10000-0x00007FF8767D2000-memory.dmp

Filesize
10.8MB

Download
memory/2348-2-0x00000270E1C10000-0x00000270E1C32000-memory.dmp

Filesize
136KB

Download
memory/3532-38-0x0000000002CB0000-0x0000000002CBE000-memory.dmp

Filesize
56KB

Download
memory/3604-0-0x00007FF875D13000-0x00007FF875D15000-memory.dmp

Filesize
8KB

Download
memory/3604-1-0x00000000009F0000-0x0000000000A30000-memory.dmp

Filesize
256KB

Download
memory/3604-30-0x00007FF875D10000-0x00007FF8767D2000-memory.dmp

Filesize
10.8MB

Download
memory/3604-37-0x00007FF875D10000-0x00007FF8767D2000-memory.dmp

Filesize
10.8MB

Download

Resubmissions

Analysis

Sharing

Errors

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads