vjw0rm | c00e4a30f60cfc50dc0f94faf31f12281aff02bba1bf28ef302ec9f34115997d

Analysis

max time kernel
297s
max time network
307s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
05-09-2023 15:40

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General

Target

PDF21379812806421.js
Size

183.0MB
MD5

0b6cdf3f04431c595c737e6d90096f5c
SHA1

db4741d75bee2dba0a10f9fa6ee18e1e3d11a6aa
SHA256

c00e4a30f60cfc50dc0f94faf31f12281aff02bba1bf28ef302ec9f34115997d
SHA512

8139ad0e59211b7fb79005ecbaeb9dc9364b7448445de5ad0f94230cb23fe142de75facb5693473a9da0b7ead536d68fee6cde906ac72ef281a9a4130bd29b89
SSDEEP

96:3ZH1uyMXIJoC2lcJc9lidMcbz2S2ZFhEUWqO7QyL6c/PTRZ9m/PTQaiPaRU8NRr0:3ZVhls82S2ZF6v7QI6cFXmsCU8NRrF

Score

10^/10

vjw0rm persistence trojan worm

Malware Config

Extracted

Family

vjw0rm

http://thicksaver.duckdns.org:1120

Signatures

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

Blocklisted process makes network request 17 IoCs

flow	pid	Process
5	1272	wscript.exe
6	1272	wscript.exe
7	1272	wscript.exe
9	1272	wscript.exe
10	1272	wscript.exe
11	1272	wscript.exe
13	1272	wscript.exe
14	1272	wscript.exe
15	1272	wscript.exe
17	1272	wscript.exe
18	1272	wscript.exe
19	1272	wscript.exe
21	1272	wscript.exe
22	1272	wscript.exe
23	1272	wscript.exe
25	1272	wscript.exe
26	1272	wscript.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PDF21379812806421.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\PDF21379812806421.js	wscript.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-686452656-3203474025-4140627569-1000\Software\Microsoft\Windows\CurrentVersion\Run\0IMRT4LNJ0 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\PDF21379812806421.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\PDF21379812806421.js
1⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:1272

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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