vjw0rm | 606656c147d1ea9f8018334f622aff12dddbbb286664617d0e637fd8890c9ed1

Analysis

max time kernel
149s
max time network
151s
platform
windows7_x64
resource
win7v20201028
submitted
24-03-2021 14:45

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General

Target

INVOICEPO.js
Size

3KB
MD5

63b736392f35d1b9309dfe20a0e2d8dc
SHA1

a1500ae4b662aa28d60f962dbd3b3bd6b06c48a6
SHA256

606656c147d1ea9f8018334f622aff12dddbbb286664617d0e637fd8890c9ed1
SHA512

438f7434c3b071fb7fe9b7956724c68c1f012b0442d34dc65010f9d015955f61dff9e057bb879ee5863e82d3a1935df6b48ae88395075b3c4b2af7881d635e0a

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

6 912 wscript.exe

flow	pid	process
6	912	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\INVOICEPO.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\INVOICEPO.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-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\Z7HOBN3PPI = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\INVOICEPO.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\INVOICEPO.js
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:912

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/1624-2-0x000007FEF7850000-0x000007FEF7ACA000-memory.dmp

Filesize
2.5MB

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