xworm | 153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564

max time kernel
46s
max time network
48s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/03/2025, 23:51

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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/2348-30-0x0000000000270000-0x000000000027E000-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
2028	powershell.exe
2272	powershell.exe

Deletes itself 1 IoCs

pid	Process
1944	cmd.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 2 IoCs

pid	Process
2348	AggregatorHost.exe
2600	System.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

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
2792	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2272	powershell.exe
2028	powershell.exe

Suspicious use of AdjustPrivilegeToken 11 IoCs

description	pid	Process
Token: SeDebugPrivilege	2584	ExodusInject.exe
Token: SeBackupPrivilege	2376	vssvc.exe
Token: SeRestorePrivilege	2376	vssvc.exe
Token: SeAuditPrivilege	2376	vssvc.exe
Token: SeDebugPrivilege	2272	powershell.exe
Token: SeDebugPrivilege	2028	powershell.exe
Token: SeDebugPrivilege	2348	AggregatorHost.exe
Token: SeDebugPrivilege	2348	AggregatorHost.exe
Token: SeDebugPrivilege	2600	System.exe
Token: SeShutdownPrivilege	1604	shutdown.exe
Token: SeRemoteShutdownPrivilege	1604	shutdown.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2584 wrote to memory of 2272	2584	ExodusInject.exe	35
PID 2584 wrote to memory of 2272	2584	ExodusInject.exe	35
PID 2584 wrote to memory of 2272	2584	ExodusInject.exe	35
PID 2584 wrote to memory of 2028	2584	ExodusInject.exe	37
PID 2584 wrote to memory of 2028	2584	ExodusInject.exe	37
PID 2584 wrote to memory of 2028	2584	ExodusInject.exe	37
PID 2584 wrote to memory of 1944	2584	ExodusInject.exe	40
PID 2584 wrote to memory of 1944	2584	ExodusInject.exe	40
PID 2584 wrote to memory of 1944	2584	ExodusInject.exe	40
PID 1944 wrote to memory of 1740	1944	cmd.exe	42
PID 1944 wrote to memory of 1740	1944	cmd.exe	42
PID 1944 wrote to memory of 1740	1944	cmd.exe	42
PID 2428 wrote to memory of 2348	2428	taskeng.exe	43
PID 2428 wrote to memory of 2348	2428	taskeng.exe	43
PID 2428 wrote to memory of 2348	2428	taskeng.exe	43
PID 2348 wrote to memory of 2792	2348	AggregatorHost.exe	44
PID 2348 wrote to memory of 2792	2348	AggregatorHost.exe	44
PID 2348 wrote to memory of 2792	2348	AggregatorHost.exe	44
PID 2428 wrote to memory of 2600	2428	taskeng.exe	46
PID 2428 wrote to memory of 2600	2428	taskeng.exe	46
PID 2428 wrote to memory of 2600	2428	taskeng.exe	46
PID 2348 wrote to memory of 1604	2348	AggregatorHost.exe	47
PID 2348 wrote to memory of 1604	2348	AggregatorHost.exe	47
PID 2348 wrote to memory of 1604	2348	AggregatorHost.exe	47

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:2584
- 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:2272
- 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:2028
- C:\Windows\system32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpEC33.tmp.bat""
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1944
- - 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:2376

C:\Windows\system32\taskeng.exe
taskeng.exe {B95418AE-2A22-42E4-B6CD-B15A89EC53F1} S-1-5-21-1846800975-3917212583-2893086201-1000:ZQABOPWE\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2428
- C:\Users\Admin\AppData\Roaming\AggregatorHost.exe
  C:\Users\Admin\AppData\Roaming\AggregatorHost.exe
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2348
- - 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"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2792
- - C:\Windows\system32\shutdown.exe
    shutdown.exe /f /s /t 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1604
- C:\ProgramData\System.exe
  C:\ProgramData\System.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2600

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:2052

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:1528

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\Temp\tmpEC33.tmp.bat

Filesize
164B

MD5
bb8236d1551d37ff285d22234fcae8c2

SHA1
c252cba61f093e0dbcda55b97d8dea37d64c7b6d

SHA256
24109b63d2bddb5ac93ef154d6b41ef1b1a20c71c3f56cb66b9409ffdec27b99

SHA512
0a6cc2b2788ac52180e87660bb8562a0b849948d946f5931320a4305079154dded1eaff027e007e65fa480b2c7609dd2b68a4352fe8bdf238ab3b8004a6423fc

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

Filesize
227KB

MD5
38b7704d2b199559ada166401f1d51c1

SHA1
3376eec35cd4616ba8127b976a8667e7a0aac87d

SHA256
153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564

SHA512
07b828073c8f80c5498501c8f64decb5effa702c8bc3d60a2f7d5de36d493b469cbbf413fb0c92c0aadd6ee139bfb75f3b9e936230212d42e57d2ec5671e9b27

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
0304dfe6f16156607943cee1ecf1bc8d

SHA1
cfbd45e3216fb2d8b8be6260d86e870563018521

SHA256
ad06275fa008b82a2ef0d58e0c81d987c851cfd53051274d1a08800b3ef27a82

SHA512
fb30bf888ecf5968543628f3dd7a2563f43a3ddbc576500b4462a77533a3a1f63daa7ce90aceda747b812fdf0febf24cabdd0422831b9cd932af925f8728dc4f

Download Submit
memory/2028-14-0x0000000001F70000-0x0000000001F78000-memory.dmp

Filesize
32KB

Download
memory/2028-13-0x000000001B720000-0x000000001BA02000-memory.dmp

Filesize
2.9MB

Download
memory/2272-7-0x0000000002790000-0x0000000002798000-memory.dmp

Filesize
32KB

Download
memory/2272-6-0x000000001B680000-0x000000001B962000-memory.dmp

Filesize
2.9MB

Download
memory/2348-29-0x00000000002A0000-0x00000000002E0000-memory.dmp

Filesize
256KB

Download
memory/2348-30-0x0000000000270000-0x000000000027E000-memory.dmp

Filesize
56KB

Download
memory/2584-0-0x000007FEF5523000-0x000007FEF5524000-memory.dmp

Filesize
4KB

Download
memory/2584-25-0x000007FEF5520000-0x000007FEF5F0C000-memory.dmp

Filesize
9.9MB

Download
memory/2584-1-0x0000000000DA0000-0x0000000000DE0000-memory.dmp

Filesize
256KB

Download
memory/2584-35-0x000007FEF5520000-0x000007FEF5F0C000-memory.dmp

Filesize
9.9MB

Download
memory/2600-39-0x0000000000020000-0x0000000000060000-memory.dmp

Filesize
256KB

Download

Resubmissions

Analysis

Sharing

Errors

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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