Malware Analysis Report

2025-08-11 00:33

Sample ID 240328-tg8wzabb43
Target wtf.exe
SHA256 a1bbc7ce33e95d187c6d8ccd8fd27c0a01025e2d3c408bee8821daf83ab464ee
Tags
xworm persistence rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

a1bbc7ce33e95d187c6d8ccd8fd27c0a01025e2d3c408bee8821daf83ab464ee

Threat Level: Known bad

The file wtf.exe was found to be: Known bad.

Malicious Activity Summary

xworm persistence rat trojan

Xworm family

Xworm

Detect Xworm Payload

Checks computer location settings

Drops startup file

Adds Run key to start application

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-28 16:02

Signatures

Detect Xworm Payload

Description Indicator Process Target
N/A N/A N/A N/A

Xworm family

xworm

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-28 16:02

Reported

2024-03-28 16:05

Platform

win10v2004-20240319-en

Max time kernel

147s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\wtf.exe"

Signatures

Detect Xworm Payload

Description Indicator Process Target
N/A N/A N/A N/A

Xworm

trojan rat xworm

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\wtf.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Runtime Broker.lnk C:\Users\Admin\AppData\Local\Temp\wtf.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Runtime Broker.lnk C:\Users\Admin\AppData\Local\Temp\wtf.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Runtime Broker = "C:\\Users\\Public\\Runtime Broker.exe" C:\Users\Admin\AppData\Local\Temp\wtf.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\wtf.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\wtf.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\wtf.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\wtf.exe

"C:\Users\Admin\AppData\Local\Temp\wtf.exe"

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\wtf.exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'wtf.exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Public\Runtime Broker.exe'

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Runtime Broker.exe'

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4372 --field-trial-handle=2244,i,11986678581565715302,451159359636456336,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 249.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 does-moment.gl.at.ply.gg udp
US 147.185.221.19:6969 does-moment.gl.at.ply.gg tcp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 142.250.180.10:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 10.180.250.142.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 35.34.16.2.in-addr.arpa udp
US 13.107.246.64:443 tcp
US 147.185.221.19:6969 does-moment.gl.at.ply.gg tcp
US 8.8.8.8:53 218.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 147.185.221.19:6969 does-moment.gl.at.ply.gg tcp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 147.185.221.19:6969 does-moment.gl.at.ply.gg tcp
US 147.185.221.19:6969 does-moment.gl.at.ply.gg tcp
US 8.8.8.8:53 24.173.189.20.in-addr.arpa udp

Files

memory/2052-0-0x0000000000AB0000-0x0000000000AEC000-memory.dmp

memory/2052-1-0x00007FF8A1BE0000-0x00007FF8A26A1000-memory.dmp

memory/4056-2-0x00007FF8A1BE0000-0x00007FF8A26A1000-memory.dmp

memory/4056-4-0x000001EA11940000-0x000001EA11950000-memory.dmp

memory/4056-5-0x000001EA11940000-0x000001EA11950000-memory.dmp

memory/4056-3-0x000001EA11910000-0x000001EA11932000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0hrwkoka.dil.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/4056-15-0x000001EA11940000-0x000001EA11950000-memory.dmp

memory/4056-16-0x000001EA11940000-0x000001EA11950000-memory.dmp

memory/4056-19-0x00007FF8A1BE0000-0x00007FF8A26A1000-memory.dmp

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

MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

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

MD5 6c47b3f4e68eebd47e9332eebfd2dd4e
SHA1 67f0b143336d7db7b281ed3de5e877fa87261834
SHA256 8c48b1f2338e5b24094821f41121d2221f1cb3200338f46df49f64d1c4bc3e0c
SHA512 0acf302a9fc971ef9df65ed42c47ea17828e54dff685f4434f360556fd27cdc26a75069f00dcdc14ba174893c6fd7a2cfd8c6c07be3ce35dafee0a006914eaca

memory/4212-31-0x00007FF8A1BE0000-0x00007FF8A26A1000-memory.dmp

memory/4212-32-0x00000268FD0A0000-0x00000268FD0B0000-memory.dmp

memory/4212-34-0x00000268FD0A0000-0x00000268FD0B0000-memory.dmp

memory/4212-33-0x00000268FD0A0000-0x00000268FD0B0000-memory.dmp

memory/4212-35-0x00000268FD0A0000-0x00000268FD0B0000-memory.dmp

memory/4212-37-0x00007FF8A1BE0000-0x00007FF8A26A1000-memory.dmp

memory/1596-38-0x00007FF8A1BE0000-0x00007FF8A26A1000-memory.dmp

memory/1596-39-0x000001F8C5F60000-0x000001F8C5F70000-memory.dmp

memory/2052-40-0x00007FF8A1BE0000-0x00007FF8A26A1000-memory.dmp

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

MD5 96e3b86880fedd5afc001d108732a3e5
SHA1 8fc17b39d744a9590a6d5897012da5e6757439a3
SHA256 c3077e4cadb4ed246c02abe55aa6cf832fee4c2546b7addb7d22cd1c7c8c1294
SHA512 909b1968f7204fa7029109b02232d8cc5438f6b4dc7c9044e4e47c59fcee538199b13029e36592b12ed573d48a308dd4822d2ced4129ab08d4111897e02be55d

memory/1596-51-0x000001F8C5F60000-0x000001F8C5F70000-memory.dmp

memory/1596-53-0x00007FF8A1BE0000-0x00007FF8A26A1000-memory.dmp

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

MD5 0dcbfef1c28cd8081b1fe48bb10147f0
SHA1 26993d9a89a783dd5e121d1327665a2206fed5db
SHA256 c04593a35db9a9cd977943cc84c600df1889b2bd74322ad09879449e8976e5fd
SHA512 f1b18a99e40871957a0f50ac5c1d9bb55d99d4bbcb23a2ecdbfac6bc8edf25eb68de1f865f8c3777d3f216b73f6408184f6a8cec197d32778d63087cf9275dc3

memory/2300-64-0x00007FF8A1BE0000-0x00007FF8A26A1000-memory.dmp

memory/2300-66-0x000002ACCA1B0000-0x000002ACCA1C0000-memory.dmp

memory/2300-65-0x000002ACCA1B0000-0x000002ACCA1C0000-memory.dmp

memory/2300-67-0x000002ACCA1B0000-0x000002ACCA1C0000-memory.dmp

memory/2300-69-0x00007FF8A1BE0000-0x00007FF8A26A1000-memory.dmp

memory/2052-74-0x0000000002B90000-0x0000000002BA0000-memory.dmp

memory/2052-75-0x0000000002B90000-0x0000000002BA0000-memory.dmp