vjw0rm | 778352e1152d5534284fddae6556738c12657d2efc2417e2baf88ce7aca2bc0a

Analysis

max time kernel
146s
max time network
150s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22-12-2024 06:45

Target

WROO1_Invoice_Copy.js
Size

17KB
MD5

d27a6555f01b023f146f6662d01070b3
SHA1

5d8e310ca992ed1c804a6fc54d55acd7a394d46f
SHA256

c40b980e8d0447cc55bffa7c5f5af8f7dba5d3ff411edfc028836c7a631af874
SHA512

3849e8e57b2b478f8e6dcaeb3f1376671774733600c2b1a1cc927800979b2c80e6d8b61748fbfe14b75bfb212712b833c4eddc3e89e24478984063d13c8bf4ac
SSDEEP

384:/cTeWWL43t3q+BCjg52zOzRO/qegMtVcYFt06GohmIlDG3qHoV/JHH:/c043t3q+6g8zOzRO/qe7CQ0RoFDiqHi

Score

10^/10

Family

vjw0rm

http://dingspread.duckdns.org:6130

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

Blocklisted process makes network request 18 IoCs

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WROO1_Invoice_Copy.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WROO1_Invoice_Copy.js	wscript.exe

Adds Run key to start application 2 TTPs 1 IoCs

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\6I1BODHJ4K = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\WROO1_Invoice_Copy.js\""	wscript.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

Scheduled Task

pid	Process
2492	schtasks.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1832 wrote to memory of 2492	1832	wscript.exe	31
PID 1832 wrote to memory of 2492	1832	wscript.exe	31
PID 1832 wrote to memory of 2492	1832	wscript.exe	31

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\WROO1_Invoice_Copy.js
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1832
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Local\Temp\WROO1_Invoice_Copy.js
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2492