xworm | be63578f17dd08b13ff2434b82b57f06cd3abe8e34232ab713e0c4fde7a1f24b

Analysis

max time kernel
112s
max time network
118s
platform
windows11-21h2_x64
resource
win11-20250217-en
resource tags

arch:x64arch:x86image:win11-20250217-enlocale:en-usos:windows11-21h2-x64system
submitted
03/03/2025, 03:00

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General

Target

XClient1.exe
Size

81KB
MD5

0a9f4d282f14147fd04d72b5324b4d01
SHA1

36cdd60967e8daa469bb7f854c326ba5a31e28b0
SHA256

be63578f17dd08b13ff2434b82b57f06cd3abe8e34232ab713e0c4fde7a1f24b
SHA512

6c95e3aaedb3d5c485ac88f84615a23c992ee5ed24d927d7dc6fe2fbaf4616d25e6eb87fa8cad3239a9ae0b405db15140c5377c9eff761cdea6a3accbca3d747
SSDEEP

1536:ZhkdFLQOF7XhgBrxnCMAHW0bqoSkb2JNYjr4cQqCiC7FG6CjyIROr8Sa+dS1EAdt:LsABr27bn7bsYHTQqiB6jROrzgEA6IIW

Score

10^/10

xworm rat trojan

Malware Config

Extracted

Family

xworm

pretty-beauty.gl.at.ply.gg:39094

Attributes

Install_directory
%AppData%
install_file
svchost.exe

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2672-1-0x00000000008A0000-0x00000000008BA000-memory.dmp	family_xworm

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

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
1	ip-api.com

Modifies registry class 4 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3517169085-2802914951-552339849-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\Content\CachePrefix	BackgroundTransferHost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3517169085-2802914951-552339849-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\Cookies\CachePrefix = "Cookie:"	BackgroundTransferHost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3517169085-2802914951-552339849-1000_Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppContainer\Storage\microsoftwindows.client.cbs_cw5n1h2txyewy\Internet Settings\Cache\History\CachePrefix = "Visited:"	BackgroundTransferHost.exe
Key created	\REGISTRY\USER\S-1-5-21-3517169085-2802914951-552339849-1000_Classes\Local Settings\MuiCache	BackgroundTransferHost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2672	XClient1.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2084	MiniSearchHost.exe

C:\Users\Admin\AppData\Local\Temp\XClient1.exe
"C:\Users\Admin\AppData\Local\Temp\XClient1.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2672

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k LocalService -p -s NPSMSvc
1⤵
PID:1196

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:1936

C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe
"C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\MiniSearchHost.exe" -ServerName:MiniSearchUI.AppXj3y73at8fy1htwztzxs68sxx1v7cksp7.mca
1⤵
- Suspicious use of SetWindowsHookEx
PID:2084

C:\Windows\system32\BackgroundTransferHost.exe
"BackgroundTransferHost.exe" -ServerName:BackgroundTransferHost.13
1⤵
- Modifies registry class
PID:1588

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Packages\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\AC\BackgroundTransferApi\8b9082e6-d34c-4d36-ad37-d91b9d668dc0.down_data

Filesize
555KB

MD5
5683c0028832cae4ef93ca39c8ac5029

SHA1
248755e4e1db552e0b6f8651b04ca6d1b31a86fb

SHA256
855abd360d8a8d6974eba92b70cbd09ce519bc8773439993f9ab37cb6847309e

SHA512
aba434bd29be191c823b02ea9b639beb10647bbe7759bbffdaa790dfb1ec2c58d74c525ef11aacda209e4effe322d1d3a07b115446c8914b07a3bce4d8a0e2c3

Download Submit
memory/2672-0-0x00007FFF8A4E3000-0x00007FFF8A4E5000-memory.dmp

Filesize
8KB

Download
memory/2672-1-0x00000000008A0000-0x00000000008BA000-memory.dmp

Filesize
104KB

Download
memory/2672-2-0x00007FFF8A4E0000-0x00007FFF8AFA2000-memory.dmp

Filesize
10.8MB

Download
memory/2672-3-0x00007FFF8A4E0000-0x00007FFF8AFA2000-memory.dmp

Filesize
10.8MB

Download