Malware Analysis Report

2025-08-11 00:33

Sample ID 240328-s147fsaf95
Target loader.exe
SHA256 0298ce15b89b28a28a55226b43f0c0fe0b5e7f73671a46f367a6ddc3c0c8750c
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

0298ce15b89b28a28a55226b43f0c0fe0b5e7f73671a46f367a6ddc3c0c8750c

Threat Level: Known bad

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

Malicious Activity Summary

xworm persistence rat trojan

Xworm

Detect Xworm Payload

Xworm family

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 AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-28 15:36

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 15:36

Reported

2024-03-28 15:46

Platform

win10v2004-20240226-en

Max time kernel

595s

Max time network

599s

Command Line

"C:\Users\Admin\AppData\Local\Temp\loader.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-1-5-21-3270530367-132075249-2153716227-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\loader.exe N/A

Drops startup file

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Runtime Broker = "C:\\Users\\Public\\Runtime Broker.exe" C:\Users\Admin\AppData\Local\Temp\loader.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\loader.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\loader.exe N/A

Suspicious use of SetWindowsHookEx

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

Processes

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

"C:\Users\Admin\AppData\Local\Temp\loader.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\loader.exe'

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 22.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.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 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 9.66.18.2.in-addr.arpa udp
US 147.185.221.19:6969 does-moment.gl.at.ply.gg tcp
US 8.8.8.8:53 202.110.86.104.in-addr.arpa udp
US 147.185.221.19:6969 does-moment.gl.at.ply.gg tcp
US 8.8.8.8:53 31.243.111.52.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 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 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 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 does-moment.gl.at.ply.gg 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 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 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 147.185.221.19:6969 does-moment.gl.at.ply.gg tcp
NL 52.142.223.178:80 tcp
US 147.185.221.19:6969 does-moment.gl.at.ply.gg tcp
US 8.8.8.8:53 81.171.91.138.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 147.185.221.19:6969 does-moment.gl.at.ply.gg tcp

Files

memory/4144-0-0x0000000000A40000-0x0000000000A50000-memory.dmp

memory/4144-1-0x00007FFD30870000-0x00007FFD31331000-memory.dmp

memory/4048-2-0x00007FFD30870000-0x00007FFD31331000-memory.dmp

memory/4048-4-0x000002F2F0F90000-0x000002F2F0FB2000-memory.dmp

memory/4048-10-0x000002F2F1050000-0x000002F2F1060000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_20qx1zmp.o33.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/4048-3-0x000002F2F1050000-0x000002F2F1060000-memory.dmp

memory/4048-17-0x00007FFD30870000-0x00007FFD31331000-memory.dmp

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

MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

memory/1940-19-0x00007FFD30870000-0x00007FFD31331000-memory.dmp

memory/1940-20-0x000002C953350000-0x000002C953360000-memory.dmp

memory/1940-21-0x000002C953350000-0x000002C953360000-memory.dmp

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

MD5 77d622bb1a5b250869a3238b9bc1402b
SHA1 d47f4003c2554b9dfc4c16f22460b331886b191b
SHA256 f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb
SHA512 d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

memory/1940-32-0x000002C953350000-0x000002C953360000-memory.dmp

memory/1940-34-0x00007FFD30870000-0x00007FFD31331000-memory.dmp

memory/2356-36-0x000002B0C0BA0000-0x000002B0C0BB0000-memory.dmp

memory/2356-35-0x00007FFD30870000-0x00007FFD31331000-memory.dmp

memory/2356-37-0x000002B0C0BA0000-0x000002B0C0BB0000-memory.dmp

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

MD5 10fb30dc297f99d6ebafa5fee8b24fa2
SHA1 76904509313a49a765edcde26b69c3a61f9fa225
SHA256 567bcacac120711fc04bf8e6c8cd0bff7b61e8ee0a6316254d1005ebb1264e6a
SHA512 c42ace1ea0923fa55592f4f486a508ea56997fdbe0200016b0fc16a33452fc28e4530129a315b3b3a5ede37a07097c13a0eb310c9e91e5d97bb7ce7b955b9498

memory/2356-49-0x00007FFD30870000-0x00007FFD31331000-memory.dmp

memory/672-50-0x00007FFD30870000-0x00007FFD31331000-memory.dmp

memory/672-51-0x000002032CEE0000-0x000002032CEF0000-memory.dmp

memory/672-52-0x000002032CEE0000-0x000002032CEF0000-memory.dmp

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

MD5 98f841e438be7b74f893cd4f792676d9
SHA1 e0d05b9e78482a1cd58c036056cf21d5e873bbdd
SHA256 6864d2e5a9cb45d2fe4a2712bcc936f14dd77f966bfce8003bdb290ffb40d08b
SHA512 d1b38e6e5a624e857bdb6214cf52dbdbdda77734b38af80608acef71474b86f5d2c5123601509577c0ee449062ad25980ebfe3e9bd7051f176ef22fa76e6cbba

memory/672-63-0x000002032CEE0000-0x000002032CEF0000-memory.dmp

memory/672-65-0x00007FFD30870000-0x00007FFD31331000-memory.dmp

memory/4144-70-0x0000000001340000-0x0000000001350000-memory.dmp

memory/4144-71-0x00007FFD30870000-0x00007FFD31331000-memory.dmp

memory/4144-72-0x0000000001340000-0x0000000001350000-memory.dmp