xworm | a2bb213407059b3e41a8da86d35297f38dad86efd6251e97bcee362432ada01d

Analysis

max time kernel
146s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04/03/2025, 04:24

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General

Target

beastyperm.exe
Size

52KB
MD5

6bb94a005e193fe609e46701bc6a6818
SHA1

04c039891a23352a6e7e638cfb804bd95119a2dd
SHA256

a2bb213407059b3e41a8da86d35297f38dad86efd6251e97bcee362432ada01d
SHA512

ca245f4f37f8e053715ce7d23603570906e43ac791a3c1feca53ebc2b005d38960efe8272c0e8f8b79549841f3a43fe8bc617311ef5b53d2a318788ec15497aa
SSDEEP

1536:aQbZ5d9CaW5ewwsDRmC4+bG8i3552CBFOWzfZ:559BW4aVmC4+bG555vOWLZ

Score

10^/10

xworm persistence rat trojan

Malware Config

Extracted

Family

xworm

147.185.221.22:47930

127.0.0.1:47930

147.185.221.22:47930:47930

Attributes

Install_directory
%AppData%
install_file
svchost.exe

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/2716-1-0x0000000001270000-0x0000000001284000-memory.dmp	family_xworm

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

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk	beastyperm.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.lnk	beastyperm.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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe"	beastyperm.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2716	beastyperm.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2716	beastyperm.exe
Token: SeDebugPrivilege	2716	beastyperm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2716	beastyperm.exe

C:\Users\Admin\AppData\Local\Temp\beastyperm.exe
"C:\Users\Admin\AppData\Local\Temp\beastyperm.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2716-0-0x000007FEF66F3000-0x000007FEF66F4000-memory.dmp

Filesize
4KB

Download
memory/2716-1-0x0000000001270000-0x0000000001284000-memory.dmp

Filesize
80KB

Download
memory/2716-6-0x000007FEF66F0000-0x000007FEF70DC000-memory.dmp

Filesize
9.9MB

Download
memory/2716-7-0x000007FEF66F3000-0x000007FEF66F4000-memory.dmp

Filesize
4KB

Download
memory/2716-8-0x000007FEF66F0000-0x000007FEF70DC000-memory.dmp

Filesize
9.9MB

Download