xworm | c1154d35742a0359eb645c7b5db4590096de42bfaee33701ed17758bed0ce8e7

Analysis

max time kernel
82s
max time network
84s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250113-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250113-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
22/01/2025, 16:23

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Reason

Machine shutdown

Report Analysis Logs

General

Target

Aq.exe
Size

58KB
MD5

74bc243ae7a708ff855d909cd335015e
SHA1

1ae8eaa354fb74477eff655768044fbe4c70061e
SHA256

c1154d35742a0359eb645c7b5db4590096de42bfaee33701ed17758bed0ce8e7
SHA512

8c73551601b6683cb417678b6f9306333c7f7ab87ec38a3a2b6e16399e9ea58dd6e21b8de28dfb215bd3d64669095a1fdc3af40ab45963f7824fc434f91b75e1
SSDEEP

1536:1eh4s4QPbdRsdhz/IbHYfcOeHJ6xuOyQnQua:kxRsHUbHocBUuOJnNa

Score

10^/10

xworm execution persistence rat trojan

Malware Config

Extracted

Family

xworm

IDKTOBEHONESTNIGAS-56344.portmap.io:56344

Attributes

Install_directory
%LocalAppData%

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral2/memory/4692-1-0x0000000000660000-0x0000000000674000-memory.dmp	family_xworm
behavioral2/files/0x00320000000461d8-52.dat	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 3 IoCs

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

execution

PowerShell

T1059.001

pid	Process
560	powershell.exe
3332	powershell.exe
1668	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-1-5-21-3454535599-122122096-1812617400-1000\Control Panel\International\Geo\Nation	Aq.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Aq.lnk	Aq.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Aq.lnk	Aq.exe

Executes dropped EXE 1 IoCs

pid	Process
3908	Aq.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3454535599-122122096-1812617400-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Aq = "C:\\Users\\Admin\\AppData\\Local\\Aq.exe"	Aq.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
15	ip-api.com

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

System Information Discovery
T1082

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "77"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.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
3188	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
560	powershell.exe
560	powershell.exe
3332	powershell.exe
3332	powershell.exe
1668	powershell.exe
1668	powershell.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

description	pid	Process
Token: SeDebugPrivilege	4692	Aq.exe
Token: SeDebugPrivilege	560	powershell.exe
Token: SeIncreaseQuotaPrivilege	560	powershell.exe
Token: SeSecurityPrivilege	560	powershell.exe
Token: SeTakeOwnershipPrivilege	560	powershell.exe
Token: SeLoadDriverPrivilege	560	powershell.exe
Token: SeSystemProfilePrivilege	560	powershell.exe
Token: SeSystemtimePrivilege	560	powershell.exe
Token: SeProfSingleProcessPrivilege	560	powershell.exe
Token: SeIncBasePriorityPrivilege	560	powershell.exe
Token: SeCreatePagefilePrivilege	560	powershell.exe
Token: SeBackupPrivilege	560	powershell.exe
Token: SeRestorePrivilege	560	powershell.exe
Token: SeShutdownPrivilege	560	powershell.exe
Token: SeDebugPrivilege	560	powershell.exe
Token: SeSystemEnvironmentPrivilege	560	powershell.exe
Token: SeRemoteShutdownPrivilege	560	powershell.exe
Token: SeUndockPrivilege	560	powershell.exe
Token: SeManageVolumePrivilege	560	powershell.exe
Token: 33	560	powershell.exe
Token: 34	560	powershell.exe
Token: 35	560	powershell.exe
Token: 36	560	powershell.exe
Token: SeDebugPrivilege	3332	powershell.exe
Token: SeIncreaseQuotaPrivilege	3332	powershell.exe
Token: SeSecurityPrivilege	3332	powershell.exe
Token: SeTakeOwnershipPrivilege	3332	powershell.exe
Token: SeLoadDriverPrivilege	3332	powershell.exe
Token: SeSystemProfilePrivilege	3332	powershell.exe
Token: SeSystemtimePrivilege	3332	powershell.exe
Token: SeProfSingleProcessPrivilege	3332	powershell.exe
Token: SeIncBasePriorityPrivilege	3332	powershell.exe
Token: SeCreatePagefilePrivilege	3332	powershell.exe
Token: SeBackupPrivilege	3332	powershell.exe
Token: SeRestorePrivilege	3332	powershell.exe
Token: SeShutdownPrivilege	3332	powershell.exe
Token: SeDebugPrivilege	3332	powershell.exe
Token: SeSystemEnvironmentPrivilege	3332	powershell.exe
Token: SeRemoteShutdownPrivilege	3332	powershell.exe
Token: SeUndockPrivilege	3332	powershell.exe
Token: SeManageVolumePrivilege	3332	powershell.exe
Token: 33	3332	powershell.exe
Token: 34	3332	powershell.exe
Token: 35	3332	powershell.exe
Token: 36	3332	powershell.exe
Token: SeDebugPrivilege	1668	powershell.exe
Token: SeIncreaseQuotaPrivilege	1668	powershell.exe
Token: SeSecurityPrivilege	1668	powershell.exe
Token: SeTakeOwnershipPrivilege	1668	powershell.exe
Token: SeLoadDriverPrivilege	1668	powershell.exe
Token: SeSystemProfilePrivilege	1668	powershell.exe
Token: SeSystemtimePrivilege	1668	powershell.exe
Token: SeProfSingleProcessPrivilege	1668	powershell.exe
Token: SeIncBasePriorityPrivilege	1668	powershell.exe
Token: SeCreatePagefilePrivilege	1668	powershell.exe
Token: SeBackupPrivilege	1668	powershell.exe
Token: SeRestorePrivilege	1668	powershell.exe
Token: SeShutdownPrivilege	1668	powershell.exe
Token: SeDebugPrivilege	1668	powershell.exe
Token: SeSystemEnvironmentPrivilege	1668	powershell.exe
Token: SeRemoteShutdownPrivilege	1668	powershell.exe
Token: SeUndockPrivilege	1668	powershell.exe
Token: SeManageVolumePrivilege	1668	powershell.exe
Token: 33	1668	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4948	LogonUI.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4692 wrote to memory of 560	4692	Aq.exe	83
PID 4692 wrote to memory of 560	4692	Aq.exe	83
PID 4692 wrote to memory of 3332	4692	Aq.exe	89
PID 4692 wrote to memory of 3332	4692	Aq.exe	89
PID 4692 wrote to memory of 1668	4692	Aq.exe	91
PID 4692 wrote to memory of 1668	4692	Aq.exe	91
PID 4692 wrote to memory of 3188	4692	Aq.exe	94
PID 4692 wrote to memory of 3188	4692	Aq.exe	94
PID 4692 wrote to memory of 688	4692	Aq.exe	101
PID 4692 wrote to memory of 688	4692	Aq.exe	101

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

C:\Users\Admin\AppData\Local\Temp\Aq.exe
"C:\Users\Admin\AppData\Local\Temp\Aq.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4692
- 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\Local\Temp\Aq.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:560
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Aq.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3332
- 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\Local\Aq.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1668
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "Aq" /tr "C:\Users\Admin\AppData\Local\Aq.exe"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:3188
- C:\Windows\SYSTEM32\shutdown.exe
  shutdown.exe /f /s /t 0
  2⤵
  PID:688

C:\Users\Admin\AppData\Local\Aq.exe
"C:\Users\Admin\AppData\Local\Aq.exe"
1⤵
- Executes dropped EXE
PID:3908

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa3a1c055 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:4948

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

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

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\Aq.exe

Filesize
58KB

MD5
74bc243ae7a708ff855d909cd335015e

SHA1
1ae8eaa354fb74477eff655768044fbe4c70061e

SHA256
c1154d35742a0359eb645c7b5db4590096de42bfaee33701ed17758bed0ce8e7

SHA512
8c73551601b6683cb417678b6f9306333c7f7ab87ec38a3a2b6e16399e9ea58dd6e21b8de28dfb215bd3d64669095a1fdc3af40ab45963f7824fc434f91b75e1

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

Filesize
3KB

MD5
b9cd68b5f314b5190f27a211d3506df0

SHA1
60c891d9a3c857fda4b75576420a54d38054c544

SHA256
8908f5cb47ad8627c2af37f08e4f42734cb8dd761734d27fb7745ca522e0018e

SHA512
1565a76680cf17ec9426dacab318124ff6374243e19550616069cd1a6149f356bb6f90ea524fbddce2082631be85831d5cb3a118d53c2c15c82096100b5b6182

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

Filesize
1KB

MD5
b5c0b7d590c12c37b9354101ccb4b5a6

SHA1
d6f75be507515d8b684faba6ebfd8b5f08553b2e

SHA256
7215f9fde41acff4096cd2a7cc3da0aeede6a37996d2d70919445ca29da89266

SHA512
c0789b992a53afc5a138ca2f598f6a3fd283aea2ac7b281014fce0ee3190a97de4e4aae47bab8d587458722d09096af91c823cb2fd6efa512179324fd8e07ea1

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

Filesize
1KB

MD5
9a194f191956e9bf257c5b594e7a994a

SHA1
46dd61af2c025a8b3c74017d56d309154e6a1efc

SHA256
fe8468f17b76f055c7f4fddf99d2ef65306cc96758f74aee40b7d483472fdf59

SHA512
2134edf7e90fe0a3cb57ac79276ee1055f4050027f87481864cedeadeccee10b743f15bb4afed867bc9d23144b1c2e80ac8ca22effcc4bfc9d3aa8dfe4891d3b

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ospgs1ea.lm3.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/560-4-0x00007FFD63170000-0x00007FFD63C32000-memory.dmp

Filesize
10.8MB

Download
memory/560-5-0x00007FFD63170000-0x00007FFD63C32000-memory.dmp

Filesize
10.8MB

Download
memory/560-15-0x0000022FFB430000-0x0000022FFB452000-memory.dmp

Filesize
136KB

Download
memory/560-16-0x00007FFD63170000-0x00007FFD63C32000-memory.dmp

Filesize
10.8MB

Download
memory/560-17-0x00007FFD63170000-0x00007FFD63C32000-memory.dmp

Filesize
10.8MB

Download
memory/560-20-0x00007FFD63170000-0x00007FFD63C32000-memory.dmp

Filesize
10.8MB

Download
memory/560-3-0x00007FFD63170000-0x00007FFD63C32000-memory.dmp

Filesize
10.8MB

Download
memory/4692-0-0x00007FFD63173000-0x00007FFD63175000-memory.dmp

Filesize
8KB

Download
memory/4692-2-0x00007FFD63170000-0x00007FFD63C32000-memory.dmp

Filesize
10.8MB

Download
memory/4692-43-0x00007FFD63173000-0x00007FFD63175000-memory.dmp

Filesize
8KB

Download
memory/4692-49-0x00007FFD63170000-0x00007FFD63C32000-memory.dmp

Filesize
10.8MB

Download
memory/4692-1-0x0000000000660000-0x0000000000674000-memory.dmp

Filesize
80KB

Download
memory/4692-57-0x00007FFD63170000-0x00007FFD63C32000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

Errors

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads