vjw0rm | 0eda80c7f56ee8ebbefcaebaf92f9bd4374249076cce2db1361b8292c7537ff2

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01/11/2022, 06:41

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General

Target
wynwormi (1).js
Size 6KB
Sample221101-hfr2aaghh4
SHA256 0eda80c7f56ee8ebbefcaebaf92f9bd4374249076cce2db1361b8292c7537ff2
MD5 7edcf771a2b13ab36e1e785d750d2748
SHA1 f5e52a0b4e4d8ea14d63f55a15996ecc5043e3b3
SHA512 7bb655b07088512dd721221924b4055c6891c58b3e66432b6744eff773d10d73d75229bee205820393fb557aa1e92648cfc9f777f8e1eb55067484cec0132625
SSDEEP 192:3sIwVBBUBALLDz4kFFZAAb02nSOBzwk2sTRvBz7v/jvBD8WqkMjLRvBzwV:8IEBBaOFXZKgpQ2V
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

vjw0rm persistence trojan worm

Malware Config

Extracted

Family

vjw0rm

http://45.139.105.174:6605

Signatures

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

Blocklisted process makes network request 1 IoCs

flow	pid	Process
4	4824	wscript.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\wynwormi (1).js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\wynwormi (1).js	wscript.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\YQUCHB7BKJ = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\wynwormi (1).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\wynwormi (1).js"
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:4824

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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