xworm | 153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-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
behavioral2/memory/860-31-0x00000000001C0000-0x00000000001CE000-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
736	powershell.exe
1680	powershell.exe

Deletes itself 1 IoCs

pid	Process
2752	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
860	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
660	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
1640	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
736	powershell.exe
1680	powershell.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

description	pid	Process
Token: SeDebugPrivilege	1084	ExodusInject.exe
Token: SeBackupPrivilege	3028	vssvc.exe
Token: SeRestorePrivilege	3028	vssvc.exe
Token: SeAuditPrivilege	3028	vssvc.exe
Token: SeDebugPrivilege	736	powershell.exe
Token: SeDebugPrivilege	1680	powershell.exe
Token: SeDebugPrivilege	860	AggregatorHost.exe
Token: SeDebugPrivilege	860	AggregatorHost.exe
Token: SeShutdownPrivilege	672	shutdown.exe
Token: SeRemoteShutdownPrivilege	672	shutdown.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1084 wrote to memory of 736	1084	ExodusInject.exe	34
PID 1084 wrote to memory of 736	1084	ExodusInject.exe	34
PID 1084 wrote to memory of 736	1084	ExodusInject.exe	34
PID 1084 wrote to memory of 1680	1084	ExodusInject.exe	36
PID 1084 wrote to memory of 1680	1084	ExodusInject.exe	36
PID 1084 wrote to memory of 1680	1084	ExodusInject.exe	36
PID 1084 wrote to memory of 2752	1084	ExodusInject.exe	39
PID 1084 wrote to memory of 2752	1084	ExodusInject.exe	39
PID 1084 wrote to memory of 2752	1084	ExodusInject.exe	39
PID 2752 wrote to memory of 660	2752	cmd.exe	41
PID 2752 wrote to memory of 660	2752	cmd.exe	41
PID 2752 wrote to memory of 660	2752	cmd.exe	41
PID 2692 wrote to memory of 860	2692	taskeng.exe	42
PID 2692 wrote to memory of 860	2692	taskeng.exe	42
PID 2692 wrote to memory of 860	2692	taskeng.exe	42
PID 860 wrote to memory of 1640	860	AggregatorHost.exe	43
PID 860 wrote to memory of 1640	860	AggregatorHost.exe	43
PID 860 wrote to memory of 1640	860	AggregatorHost.exe	43
PID 860 wrote to memory of 672	860	AggregatorHost.exe	45
PID 860 wrote to memory of 672	860	AggregatorHost.exe	45
PID 860 wrote to memory of 672	860	AggregatorHost.exe	45

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:1084
- 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:736
- 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:1680
- C:\Windows\system32\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpFA66.tmp.bat""
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2752
- - C:\Windows\system32\timeout.exe
    timeout 3
    3⤵
    - Delays execution with timeout.exe
    PID:660

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3028

C:\Windows\system32\taskeng.exe
taskeng.exe {15106DBC-6355-4042-A251-288F0A2905E0} S-1-5-21-3692679935-4019334568-335155002-1000:BCXRJFKE\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2692
- 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:860
- - 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:1640
- - C:\Windows\system32\shutdown.exe
    shutdown.exe /f /s /t 0
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:672

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x0
1⤵
PID:1460

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x1
1⤵
PID:2332

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\tmpFA66.tmp.bat

Filesize
164B

MD5
bd5dfd6bda88440a09606c14aa50c1a1

SHA1
f0a5203ef7c508457c5d04a8c6a8b7323a8397cb

SHA256
7bcdf3a7c9a88aca52f07b013437f0d9db0e7ac52f8e2a857a1c7f73a0da56c6

SHA512
5eab2e017eb0eaf902754fc42d26c681dc375d828eb7bdf4356ab71e98406de35bb0c62f9eac35b5ba70849e51dd6974fe94b958e49638f33965f4c34e86bab7

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
b6d0fe042877b570b1f66a8dcd71a994

SHA1
1e6a4d9bd5c2d2c6fa42bf47a2982b6bf7435f2e

SHA256
3cca54ce912fa407ca85334586b0f692e37a63bc781d02945da3f708d318526b

SHA512
7fb58d7b80d478d358031bb6678999df66726d4eb3f7a43142aea545ce3012326249e24321c7beffc4ebde6c1df27c8492fb1c670f053d11c4316714317b693e

Download Submit
memory/736-7-0x0000000002360000-0x0000000002368000-memory.dmp

Filesize
32KB

Download
memory/736-6-0x000000001B1E0000-0x000000001B4C2000-memory.dmp

Filesize
2.9MB

Download
memory/860-31-0x00000000001C0000-0x00000000001CE000-memory.dmp

Filesize
56KB

Download
memory/860-30-0x00000000012A0000-0x00000000012E0000-memory.dmp

Filesize
256KB

Download
memory/1084-26-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/1084-0-0x000007FEF5163000-0x000007FEF5164000-memory.dmp

Filesize
4KB

Download
memory/1084-8-0x000007FEF5163000-0x000007FEF5164000-memory.dmp

Filesize
4KB

Download
memory/1084-1-0x0000000000B80000-0x0000000000BC0000-memory.dmp

Filesize
256KB

Download
memory/1084-36-0x000007FEF5160000-0x000007FEF5B4C000-memory.dmp

Filesize
9.9MB

Download
memory/1680-15-0x0000000001DE0000-0x0000000001DE8000-memory.dmp

Filesize
32KB

Download
memory/1680-14-0x000000001B2D0000-0x000000001B5B2000-memory.dmp

Filesize
2.9MB

Download

Resubmissions

Analysis

Sharing

Errors

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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