vjw0rm | 43d7fa52f4e690c362da25aac8b4c8feb5620ee8dc6cf21bb2e998e9297abcbd

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
24-04-2024 01:20

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General

Target

43d7fa52f4e690c362da25aac8b4c8feb5620ee8dc6cf21bb2e998e9297abcbd.js
Size

101KB
MD5

e55375df88bf966f94390291cbf23a4a
SHA1

541be41c314dbc0ef00f5fc43b60d473803a4d4b
SHA256

43d7fa52f4e690c362da25aac8b4c8feb5620ee8dc6cf21bb2e998e9297abcbd
SHA512

6504b4d7912f28a738150f89e4523cab730276011cfca9401b1f940a05e7207a22d34c2c3103c7463cdbda8334fe2822b0085f51f7881142dafa26ae519b45f7
SSDEEP

3072:FRQvg9BY85CWYRoI2jRQvg9BY85CWYRoI2I:FRQv0q85CWYRz2jRQv0q85CWYRz2I

Score

10^/10

vjw0rm persistence trojan worm

Malware Config

Extracted

Family

vjw0rm

http://vjwmaster.duckdns.org:9987

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

24 2088 wscript.exe

flow	pid	process
24	2088	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\43d7fa52f4e690c362da25aac8b4c8feb5620ee8dc6cf21bb2e998e9297abcbd.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\43d7fa52f4e690c362da25aac8b4c8feb5620ee8dc6cf21bb2e998e9297abcbd.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-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\DOK0DDU2VF = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\43d7fa52f4e690c362da25aac8b4c8feb5620ee8dc6cf21bb2e998e9297abcbd.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\43d7fa52f4e690c362da25aac8b4c8feb5620ee8dc6cf21bb2e998e9297abcbd.js
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:2088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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