vjw0rm | 1621845a60f32b7c88226cd195145b6cc84bdd731fc0a1442838cfc673f12345

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
13-06-2024 11:55

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General

Target

a567d197694008e0468ca194358a3e6d_JaffaCakes118.js
Size

14KB
MD5

a567d197694008e0468ca194358a3e6d
SHA1

1a7424b5ce7d627d06fadad0db148a9a40bc6ad6
SHA256

1621845a60f32b7c88226cd195145b6cc84bdd731fc0a1442838cfc673f12345
SHA512

e1613566bed13c4d87d8a1a3356c13da373b0974fc5ebeafeb9aa4c317d67b357c4777bb800ff96f0f8c5ba1618fa9b63b5608a0b64b631b90543a104d2a644b
SSDEEP

384:d6Agbyv6ePhZOHICoabOn8ukOxGfPK9tF:jgbqcHldSn8ukOxGfPK9tF

Score

10^/10

vjw0rm execution persistence trojan worm

Malware Config

Signatures

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

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a567d197694008e0468ca194358a3e6d_JaffaCakes118.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\a567d197694008e0468ca194358a3e6d_JaffaCakes118.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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\FFXRVIKFEX = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\a567d197694008e0468ca194358a3e6d_JaffaCakes118.js\""	wscript.exe

Command and Scripting Interpreter: JavaScript 1 TTPs
execution

JavaScript
T1059.007
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\a567d197694008e0468ca194358a3e6d_JaffaCakes118.js
1⤵
- Drops startup file
- Adds Run key to start application
PID:4888

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=4340 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8
1⤵
PID:4728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

JavaScript

T1059.007

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

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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