xworm | 153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564

max time kernel
41s
max time network
42s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
05/03/2025, 23:55

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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
behavioral2/memory/3028-30-0x00000000005A0000-0x00000000005AE000-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
2260	powershell.exe
2060	powershell.exe

Deletes itself 1 IoCs

pid	Process
2736	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 1 IoCs

pid	Process
3028	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
1476	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
3040	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2260	powershell.exe
2060	powershell.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	2824	ExodusInject.exe
Token: SeBackupPrivilege	2832	vssvc.exe
Token: SeRestorePrivilege	2832	vssvc.exe
Token: SeAuditPrivilege	2832	vssvc.exe
Token: SeDebugPrivilege	2260	powershell.exe
Token: SeDebugPrivilege	2060	powershell.exe
Token: SeDebugPrivilege	3028	AggregatorHost.exe
Token: SeDebugPrivilege	3028	AggregatorHost.exe
Token: SeShutdownPrivilege	372	shutdown.exe
Token: SeRemoteShutdownPrivilege	372	shutdown.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 2260	2824	ExodusInject.exe	34
PID 2824 wrote to memory of 2260	2824	ExodusInject.exe	34
PID 2824 wrote to memory of 2260	2824	ExodusInject.exe	34
PID 2824 wrote to memory of 2060	2824	ExodusInject.exe	36
PID 2824 wrote to memory of 2060	2824	ExodusInject.exe	36
PID 2824 wrote to memory of 2060	2824	ExodusInject.exe	36
PID 2824 wrote to memory of 2736	2824	ExodusInject.exe	39
PID 2824 wrote to memory of 2736	2824	ExodusInject.exe	39
PID 2824 wrote to memory of 2736	2824	ExodusInject.exe	39
PID 2736 wrote to memory of 1476	2736	cmd.exe	41
PID 2736 wrote to memory of 1476	2736	cmd.exe	41
PID 2736 wrote to memory of 1476	2736	cmd.exe	41
PID 1856 wrote to memory of 3028	1856	taskeng.exe	42
PID 1856 wrote to memory of 3028	1856	taskeng.exe	42
PID 1856 wrote to memory of 3028	1856	taskeng.exe	42
PID 3028 wrote to memory of 3040	3028	AggregatorHost.exe	43
PID 3028 wrote to memory of 3040	3028	AggregatorHost.exe	43
PID 3028 wrote to memory of 3040	3028	AggregatorHost.exe	43
PID 3028 wrote to memory of 372	3028	AggregatorHost.exe	46
PID 3028 wrote to memory of 372	3028	AggregatorHost.exe	46
PID 3028 wrote to memory of 372	3028	AggregatorHost.exe	46

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:2824
- 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:2260
- 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:2060
- C:\Windows\system32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp8E99.tmp.bat""
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2736
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:1476

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2832

C:\Windows\system32\taskeng.exe
taskeng.exe {BD08F111-FCE2-402B-B921-00F585C8C6C9} S-1-5-21-1163522206-1469769407-485553996-1000:PJCSDMRP\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1856
- 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:3028
- - 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:3040
- - C:\Windows\system32\shutdown.exe
    shutdown.exe /f /s /t 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:372

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:1556

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:2080

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\tmp8E99.tmp.bat

Filesize
164B

MD5
dda7f325ec5008d58b707fd7cc5b7f4f

SHA1
72b1fb3c7cb58bf18ea98755c033355ad3c27260

SHA256
18a4936ce464df8cf15497f17a2f539efd148f21702f937c5a48c2c78fe0878e

SHA512
223420af6b59a4309235f2208268a9fd9ccf65f819f6a59eaa2c75baf47287fc7986c6d11f8622b911313d0a9be3609b278ba282dfbfa9a88424ebde3d601819

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
a1db375f169c7e9c23b30fa29153a04b

SHA1
a05ed207aae052f96ffe02c769a668d32cde66df

SHA256
4f2f1164afa931b6c77fbf44ec6a2f554b0c26e0fe79345ac5afd2d9005253e1

SHA512
c92549cfe0ac8ca245180abd96273d6fa49e325e2f4240fde0d2e2bb4380316ed089d353007375bc7d19eab693e2f6d58f3cca6c27178b61d649bc5004bc94fd

Download Submit
memory/2060-14-0x0000000001E80000-0x0000000001E88000-memory.dmp

Filesize
32KB

Download
memory/2060-13-0x000000001B590000-0x000000001B872000-memory.dmp

Filesize
2.9MB

Download
memory/2260-7-0x00000000022B0000-0x00000000022B8000-memory.dmp

Filesize
32KB

Download
memory/2260-6-0x000000001B6F0000-0x000000001B9D2000-memory.dmp

Filesize
2.9MB

Download
memory/2824-0-0x000007FEF5003000-0x000007FEF5004000-memory.dmp

Filesize
4KB

Download
memory/2824-25-0x000007FEF5000000-0x000007FEF59EC000-memory.dmp

Filesize
9.9MB

Download
memory/2824-1-0x00000000002B0000-0x00000000002F0000-memory.dmp

Filesize
256KB

Download
memory/2824-35-0x000007FEF5000000-0x000007FEF59EC000-memory.dmp

Filesize
9.9MB

Download
memory/3028-29-0x0000000000240000-0x0000000000280000-memory.dmp

Filesize
256KB

Download
memory/3028-30-0x00000000005A0000-0x00000000005AE000-memory.dmp

Filesize
56KB

Download

Resubmissions

Analysis

Sharing

Errors

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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