vjw0rm | a174433a80690c315a52012c68ca86c3b03683ff6fd8420a261146d747ba93fb

Analysis

max time kernel
147s
max time network
151s
platform
windows7_x64
resource
win7-20230621-en
resource tags

arch:x64arch:x86image:win7-20230621-enlocale:en-usos:windows7-x64system
submitted
28-06-2023 19:49

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General

Target

Jsreceipt0193617_pdf.js
Size

300.0MB
MD5

7108c34a9356846f77c1e827b412ff1a
SHA1

6d2fffdb1f4bb4d4d6c718591b5a23f5991dfcec
SHA256

ef0bad7386e17039dc9a15a4dc29f46c8c6db9ccdfd8ca75b6970969dbce7402
SHA512

e24cada2a7016f22203f70fbcf3a3062d661902a80ccad10d3be54c534df29102f18ec5b3485881f98f8f52abf92a9292c59d56497ab6e97f1572042510f6adf
SSDEEP

192:mZVhrK1X92Z2ZW3oGDZDE8k324K/5gJx/I8Dg:wV81cSEWzZM

Score

10^/10

vjw0rm persistence trojan worm

Malware Config

Extracted

Family

vjw0rm

http://jsnew9400.duckdns.org:9400

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	1720	wscript.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Jsreceipt0193617_pdf.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-1-5-21-3419557010-3639509551-242374962-1000\Software\Microsoft\Windows\CurrentVersion\Run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3419557010-3639509551-242374962-1000\Software\Microsoft\Windows\CurrentVersion\Run\MS8ABDCUZM = "\"C:\\Users\\Admin\\AppData\\Roaming\\Jsreceipt0193617_pdf.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\Jsreceipt0193617_pdf.js
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:1720

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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