xworm | c625094a95eef5285aede457763382e9d56f1ae02eebe6c6ca123aeff6fa069b

Analysis

max time kernel
139s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
29-08-2024 18:48

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General

Target

.netframework4.1.1.exe
Size

35KB
MD5

06cd4891e0196388ed804a8d138da64c
SHA1

d2ab89cec928c536cc748795aa2683e452e9f0a2
SHA256

c625094a95eef5285aede457763382e9d56f1ae02eebe6c6ca123aeff6fa069b
SHA512

054d49b00197487772a29516d2d29e6c113e2468acb918351398edf4ad2d87c7e26ec6c10923813ca99dfe7b92327a5a76ddcdb35ca65994298961740bf35803
SSDEEP

768:ldvNjTsiPrGiB7Fyva4VFyv9e6Ojhym3:ldaOf7SaGFY9e6OjH

Score

10^/10

xworm persistence rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

192.168.1.109:7000

Mutex

J5mD3hKJ09FsHfoz

Attributes

Install_directory
%AppData%
install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/988-1-0x00000000006F0000-0x0000000000700000-memory.dmp	family_xworm

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

Drops startup file 2 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsSecurity.lnk	.netframework4.1.1.exe
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsSecurity.lnk	.netframework4.1.1.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-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsSecurity = "C:\\Users\\Admin\\AppData\\Roaming\\WindowsSecurity"	.netframework4.1.1.exe

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	988	.netframework4.1.1.exe
Token: SeDebugPrivilege	988	.netframework4.1.1.exe

C:\Users\Admin\AppData\Local\Temp\.netframework4.1.1.exe
"C:\Users\Admin\AppData\Local\Temp\.netframework4.1.1.exe"
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
PID:988

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

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Downloads

memory/988-0-0x00007FF844513000-0x00007FF844515000-memory.dmp

Filesize
8KB

Download
memory/988-1-0x00000000006F0000-0x0000000000700000-memory.dmp

Filesize
64KB

Download
memory/988-5-0x00007FF844510000-0x00007FF844FD1000-memory.dmp

Filesize
10.8MB

Download
memory/988-6-0x00007FF844513000-0x00007FF844515000-memory.dmp

Filesize
8KB

Download
memory/988-7-0x00007FF844510000-0x00007FF844FD1000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads