vjw0rm | 65a5e1335abbb080afb19e50344c99015f6c217d8d89bb5ab472f2d43b2d81ce

Analysis

max time kernel
600s
max time network
605s
platform
windows10-2004_x64
resource
win10v2004-20230824-en
resource tags

arch:x64arch:x86image:win10v2004-20230824-enlocale:en-usos:windows10-2004-x64system
submitted
27-08-2023 12:27

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General

Target

Su98361437_pdf.js
Size

300.0MB
MD5

ba45d030a5297d7f1459a5e6f4140808
SHA1

05c81e7770d4935e6ebc840835ec96e323c82450
SHA256

397d73a1d149fd40a02095fa7b78c04d1467d97c43f6295a4bbabd91fb6f6768
SHA512

07ce1f81287cfdfe45e4f03b34dbbc37c4bb45280d483421784a03c8f4d77d105e5cc6a7e0355dcd0b82e10770533001a3b226af82c3c3d02b8caf816770c4b5
SSDEEP

192:oZVhRdS232ZSLuXTqwhVScjNYkJ+cDUz8++p:qVd5uXTqw3ScZYjPANp

Score

10^/10

vjw0rm persistence trojan worm

Malware Config

Extracted

Family

vjw0rm

http://sundayjs7250.duckdns.org:7250

Signatures

Vjw0rm
Vjw0rm is a remote access trojan written in JavaScript.
trojan worm vjw0rm

Blocklisted process makes network request 1 IoCs

flow	pid	Process
25	1096	wscript.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Su98361437_pdf.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Su98361437_pdf.js	wscript.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-1-5-21-642304425-1816607141-2958861556-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\0SRW0PGDYX = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Su98361437_pdf.js\""	wscript.exe

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

System Information Discovery
T1082

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\Su98361437_pdf.js
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:1096

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

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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