xworm | d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
05/09/2026, 05:16

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General

Target
d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe
Size 85KB
Sample260905-fyegssca53
SHA256 d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d
MD5 f37b24f801e00459d7a73536fa34fd01
SHA1 0379868750df02d5c8266bee34616b15f00b11dc
SHA512 7a8251c5ad99af6a0e5f45e353cc8d4b7a85852d0297f5fff2f00c86b3d043ac15e89ef7e19ae9b69543fe0a48c0ba9249996898335b732aa4c52ab0f8f172a1
SSDEEP 1536:xxGhFn3e3iOjDjL4HQOThqaMbFqpbnjbk+RH6Z8KwVtiOkZBarx:xxGD3384rtYbFq5jbkow8Kw+Oeix
TLSH
T1BE839F1837E94919E1FF5FB02DF57652CA39BB236803D61F24D9428A1623D8CCD416FA
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery execution xworm persistence privilege_escalation rat trojan

Malware Config

Extracted

Family

xworm

15.tcp.cpolar.top:10536

Attributes

Install_directory
%AppData%
install_file
USB.exe

Signatures

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

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral1/memory/732-0-0x0000000000CC0000-0x0000000000CDC000-memory.dmp	family_xworm
behavioral1/files/0x000d000000024659-38.dat	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
2492	powershell.exe
872	powershell.exe
1792	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-1-5-21-3053180483-1881419501-3594244048-1000\Control Panel\International\Geo\Nation	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe

Creates a file in the Startup directory 1 TTPs 2 IoCs

A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

persistence privilege_escalation

Registry Run Keys / Startup Folder

T1547.001

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.lnk	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.lnk	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe

Executes dropped EXE 2 IoCs

pid	Process
536	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe
1940	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.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-1-5-21-3053180483-1881419501-3594244048-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d = "C:\\Users\\Admin\\AppData\\Roaming\\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe"	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe

Looks up external IP address via web service 1 TTPs 1 IoCs

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

discovery

Internet Connection Discovery

T1016.001

flow	ioc
3	ip-api.com

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

System Information Discovery
T1082

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
1260	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2492	powershell.exe
2492	powershell.exe
872	powershell.exe
872	powershell.exe
1792	powershell.exe
1792	powershell.exe
732	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	732	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe
Token: SeDebugPrivilege	2492	powershell.exe
Token: SeDebugPrivilege	872	powershell.exe
Token: SeDebugPrivilege	1792	powershell.exe
Token: SeDebugPrivilege	732	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe
Token: SeDebugPrivilege	536	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe
Token: SeDebugPrivilege	1940	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
732	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 732 wrote to memory of 2492	732	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe	91
PID 732 wrote to memory of 872	732	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe	93
PID 732 wrote to memory of 1792	732	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe	95
PID 732 wrote to memory of 1260	732	d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe	97

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\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe
"C:\Users\Admin\AppData\Local\Temp\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe"
1⤵
- Checks computer location settings
- Creates a file in the Startup directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:732
- 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\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2492
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'd38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:872
- 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\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe'
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1792
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d" /tr "C:\Users\Admin\AppData\Roaming\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:1260

C:\Users\Admin\AppData\Roaming\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe
C:\Users\Admin\AppData\Roaming\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:536

C:\Users\Admin\AppData\Roaming\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe
C:\Users\Admin\AppData\Roaming\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe
1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1940

Network

MITRE ATT&CK Enterprise v16

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

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe.log
Size 654B
SHA256 e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced
MD5 2ff39f6c7249774be85fd60a8f9a245e
SHA1 684ff36b31aedc1e587c8496c02722c6698c1c4e
SHA512 1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1
TLSH
T1D9F0DD242221E1C489127F111C0D2A4452BF4797B760EE0C7554529FD8312275F203E7
MD5 SHA1 SHA512 TLSH

Submit Download

powershell.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Size 2KB
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249
TLSH
T1CE51EE323375B1E888167F071E681A8053BF4355EA94AF1CB698621ED93641B9F222F3
MD5 SHA1 SHA512 TLSH

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 8478ca44e6145dbe6664f871852535793f5ab6d86b4c78c611165bdfb91f159a
MD5 b594c0a5591fab95a43185dd9944a231
SHA1 3d725e779790f3525ba12b0666f0a3a235644fed
SHA512 452fc6194d00c466a3ceb98d2cce2e4262f6b0998b99c6b2ccd842d07449b177d1ce9ff4e7659e0b358eedf44bdc20cc30e3fdb2e4b61e56d94e3965f48cdb73
TLSH
T1C7112223F78C8920CC96163A509DAC5172B586CB81AEDF9F7FC0D210A1BF584CB61294
MD5 SHA1 SHA512 TLSH

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StartupProfileData-NonInteractive

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Size 944B
SHA256 fb0b3c822d300abbb892e6f218d6b4b62b80bb26d9184d1f4c731600053a3fc4
MD5 4165c906a376e655973cef247b5128f1
SHA1 c6299b6ab8b2db841900de376e9c4d676d61131e
SHA512 15783f2d3687388339c06423bd18c17a5704cd367bf1a1d08e436088984c0b5c52dc88d3b8455495a8051ba9f977aae34b69453e5ee252d928e74dcdebd4a11a
TLSH
T1C0112223F38D89A1DC96163A509DAC5172B686CB81AEDFDF7FC0C210E5AF584CB61294
MD5 SHA1 SHA512 TLSH

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__PSScriptPolicyTest_2ppnnfzm.ayu.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_2ppnnfzm.ayu.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
TLSH
T177A02228CC303B200020C0080A000002C00B800C080C8C0220000A00B20B820002F080
MD5 SHA1 SHA512 TLSH

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d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe

Path C:\Users\Admin\AppData\Roaming\d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d.exe
Size 85KB
SHA256 d38a39571767820341735bc327f1cee15ae73042369e0c54e1fed2c041bbd82d
MD5 f37b24f801e00459d7a73536fa34fd01
SHA1 0379868750df02d5c8266bee34616b15f00b11dc
SHA512 7a8251c5ad99af6a0e5f45e353cc8d4b7a85852d0297f5fff2f00c86b3d043ac15e89ef7e19ae9b69543fe0a48c0ba9249996898335b732aa4c52ab0f8f172a1
SSDEEP 1536:xxGhFn3e3iOjDjL4HQOThqaMbFqpbnjbk+RH6Z8KwVtiOkZBarx:xxGD3384rtYbFq5jbkow8Kw+Oeix
TLSH
T1BE839F1837E94919E1FF5FB02DF57652CA39BB236803D61F24D9428A1623D8CCD416FA
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/732-0-0x0000000000CC0000-0x0000000000CDC000-memory.dmp

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memory/732-1-0x000000001B9A0000-0x000000001B9B0000-memory.dmp

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memory/732-2-0x000000001B9A0000-0x000000001B9B0000-memory.dmp

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memory/2492-4-0x0000025460480000-0x0000025460490000-memory.dmp

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memory/2492-3-0x0000025460480000-0x0000025460490000-memory.dmp

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memory/2492-12-0x0000025462F20000-0x0000025462F42000-memory.dmp

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