vjw0rm | f63c29432ab01fbf3380272b91da24fc04e701f9492378c76cace5800aa0b0b8

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
25-04-2024 02:11

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General

Target

f63c29432ab01fbf3380272b91da24fc04e701f9492378c76cace5800aa0b0b8.js
Size

91KB
MD5

9708346aa72aa028ac9f45e47e346b02
SHA1

de48b6807fc81609349f6abcae0389b7c752c7dd
SHA256

f63c29432ab01fbf3380272b91da24fc04e701f9492378c76cace5800aa0b0b8
SHA512

4982684bb6414fc1584229ab21afecc6c10368dece07818bfd1db8aa32c66f9f58082df46e772d191e8581fb8b04f7975b216d4c4a81e17ac726e940a93fb6c0
SSDEEP

768:dICg//4y3bIaAae1NYrfKZ2xNPu/10nP2zFI7Aae1NYrfKZ2xNPu/10nP2zFIq:7g/rLIXIvPL2IvPLe

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 6 IoCs

Processes:

wscript.exe

flow pid process

9 1108 wscript.exe
47 1108 wscript.exe
57 1108 wscript.exe
64 1108 wscript.exe
66 1108 wscript.exe
71 1108 wscript.exe

flow	pid	process
9	1108	wscript.exe
47	1108	wscript.exe
57	1108	wscript.exe
64	1108	wscript.exe
66	1108	wscript.exe
71	1108	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\f63c29432ab01fbf3380272b91da24fc04e701f9492378c76cace5800aa0b0b8.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\f63c29432ab01fbf3380272b91da24fc04e701f9492378c76cace5800aa0b0b8.js	wscript.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

wscript.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DOK0DDU2VF = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\f63c29432ab01fbf3380272b91da24fc04e701f9492378c76cace5800aa0b0b8.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\f63c29432ab01fbf3380272b91da24fc04e701f9492378c76cace5800aa0b0b8.js
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:1108

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3996 --field-trial-handle=3084,i,4016110471176367543,14287608422419064331,262144 --variations-seed-version /prefetch:8
1⤵
PID:1084

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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