Malware Analysis Report

2025-08-11 00:33

Sample ID 240328-tdtmwaba55
Target loaderis.exe
SHA256 88a1d81399a3392cbfef84ef0d34be862c11e42c38e4a20a1f17ec1b5b3ef713
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

88a1d81399a3392cbfef84ef0d34be862c11e42c38e4a20a1f17ec1b5b3ef713

Threat Level: Known bad

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

Malicious Activity Summary

xworm persistence rat trojan

Detect Xworm Payload

Xworm

Xworm family

Checks computer location settings

Drops startup file

Adds Run key to start application

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-28 15:56

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 15:56

Reported

2024-03-28 15:59

Platform

win10v2004-20231215-en

Max time kernel

144s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\loaderis.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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\loaderis.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\loaderis.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\loaderis.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Runtime Broker = "C:\\Users\\Public\\Runtime Broker.exe" C:\Users\Admin\AppData\Local\Temp\loaderis.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\loaderis.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\loaderis.exe N/A

Suspicious use of SetWindowsHookEx

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

Processes

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

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

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

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'loaderis.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 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 202.110.86.104.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.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 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 24.66.18.2.in-addr.arpa udp
US 147.185.221.19:6969 does-moment.gl.at.ply.gg tcp
US 8.8.8.8:53 160.111.86.104.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

Files

memory/1720-0-0x0000000000A70000-0x0000000000AAC000-memory.dmp

memory/1720-1-0x00007FF9ACD70000-0x00007FF9AD831000-memory.dmp

memory/2244-2-0x00000231E4410000-0x00000231E4432000-memory.dmp

memory/2244-3-0x00007FF9ACD70000-0x00007FF9AD831000-memory.dmp

memory/2244-9-0x00000231E4450000-0x00000231E4460000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_y1yvmdj0.3ct.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2244-16-0x00007FF9ACD70000-0x00007FF9AD831000-memory.dmp

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

MD5 d85ba6ff808d9e5444a4b369f5bc2730
SHA1 31aa9d96590fff6981b315e0b391b575e4c0804a
SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
SHA512 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

memory/4372-18-0x00007FF9ACD70000-0x00007FF9AD831000-memory.dmp

memory/4372-20-0x0000018D786B0000-0x0000018D786C0000-memory.dmp

memory/4372-19-0x0000018D786B0000-0x0000018D786C0000-memory.dmp

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

MD5 62623d22bd9e037191765d5083ce16a3
SHA1 4a07da6872672f715a4780513d95ed8ddeefd259
SHA256 95d79fd575bbd21540e378fcbc1cd00d16f51af62ce15bae7080bb72c24e2010
SHA512 9a448b7a0d867466c2ea04ab84d2a9485d5fd20ab53b2b854f491831ee3f1d781b94d2635f7b0b35cb9f2d373cd52c67570879a56a42ed66bc9db06962ed4992

memory/4372-32-0x00007FF9ACD70000-0x00007FF9AD831000-memory.dmp

memory/1384-33-0x00007FF9ACD70000-0x00007FF9AD831000-memory.dmp

memory/1384-34-0x000001A5EF2E0000-0x000001A5EF2F0000-memory.dmp

memory/1384-35-0x000001A5EF2E0000-0x000001A5EF2F0000-memory.dmp

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

MD5 0de7973d81e8726da4f2de4dd399dbad
SHA1 de59047d06801a64300c7cef0ec5caa29979a3cd
SHA256 34afedd1d1e38b0ffe8a6beb95a6b78ce092c9b77ad3fc80b00e5497a18c3c22
SHA512 93180ab88201598a31bbb12d344a9f87cfab82edc377d8bef54f2d72b6194936f35a71cbac33145360aaf34951efa7a8e3fb9b4d33af6c7c68d63ab25e08fe69

memory/1384-47-0x00007FF9ACD70000-0x00007FF9AD831000-memory.dmp

memory/2676-48-0x00007FF9ACD70000-0x00007FF9AD831000-memory.dmp

memory/2676-49-0x000002AF91AA0000-0x000002AF91AB0000-memory.dmp

memory/2676-55-0x000002AF91AA0000-0x000002AF91AB0000-memory.dmp

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

MD5 10890cda4b6eab618e926c4118ab0647
SHA1 1e1d63b73a0e6c7575f458b3c7917a9ce5ba776d
SHA256 00f8a035324d39bd62e6dee5e1b480069015471c487ebee4479e6990ea9ddb14
SHA512 a2ee84006c24a36f25e0bca0772430d64e3791f233da916aecdeae6712763e77d55bbbd00dc8f6b2b3887f3c26ab3980b96c5f46cc823e81e28abbbc5fc78221

memory/2676-62-0x00007FF9ACD70000-0x00007FF9AD831000-memory.dmp

memory/1720-67-0x0000000002D10000-0x0000000002D20000-memory.dmp

memory/1720-68-0x00007FF9ACD70000-0x00007FF9AD831000-memory.dmp

memory/1720-69-0x0000000002D10000-0x0000000002D20000-memory.dmp