vjw0rm | 1979a4cb2bce7004fc12ce7a5a51b2612b95cd0a09c8a86fbcc633088ec743aa

Analysis

max time kernel
122s
max time network
125s
platform
windows10_x64
resource
win10v20201028
submitted
30-03-2021 18:35

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General

Target

Sistema Penal Oral Acusatorio Jurisdiccion Colombia Anexamos detalle de denuncia en su contra y moti.js
Size

24KB
MD5

4e1221e9eac1540f514f70d837fc1a42
SHA1

eb8c139d3bc5d463b927679d1ff61c2667bcb52e
SHA256

1979a4cb2bce7004fc12ce7a5a51b2612b95cd0a09c8a86fbcc633088ec743aa
SHA512

c1f20b0b77c6e961d7cc1fedcdba2de1db07d7917ba70e2898d7720e30a06c2da6293de40fd244af66a91aaa0cdbe6e40daa4a82e07314fbac9d9f4567d8b45a

Score

10^/10

vjw0rm persistence trojan worm

Malware Config

Signatures

Vjw0rm
Vjw0rm is a remote access trojan written in JavaScript.
trojan worm vjw0rm
Blocklisted process makes network request 1 IoCs

Processes:

wscript.exe

flow pid process

9 728 wscript.exe

flow	pid	process
9	728	wscript.exe

Drops startup file 2 IoCs

Processes:

wscript.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Sistema Penal Oral Acusatorio Jurisdiccion Colombia Anexamos detalle de denuncia en su contra y moti.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Sistema Penal Oral Acusatorio Jurisdiccion Colombia Anexamos detalle de denuncia en su contra y moti.js	wscript.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

wscript.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1985363256-3005190890-1182679451-1000\Software\Microsoft\Windows\CurrentVersion\Run\FMITVVNZW5 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Sistema Penal Oral Acusatorio Jurisdiccion Colombia Anexamos detalle de denuncia en su contra y moti.js\""	wscript.exe

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

System Information Discovery
T1082

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\Sistema Penal Oral Acusatorio Jurisdiccion Colombia Anexamos detalle de denuncia en su contra y moti.js"
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:728

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/728-2-0x000001D68B460000-0x000001D68B464000-memory.dmp

Filesize
16KB

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