vjw0rm | a745eea0381b55cf2efe28cd6172d38bb1284d49f3f1d506bc010c7be4cb8546

Analysis

max time kernel
147s
max time network
143s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
26-02-2024 22:06

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General

Target

a745eea0381b55cf2efe28cd6172d38bb1284d49f3f1d506bc010c7be4cb8546.js
Size

27KB
MD5

cc01cf8d821a2c3059fe6598d81c8037
SHA1

cbc52f57491f1f11c12d6ab3ee515c5149aaeeb1
SHA256

a745eea0381b55cf2efe28cd6172d38bb1284d49f3f1d506bc010c7be4cb8546
SHA512

d552bc4fd264805a48b33241d34b22cdc995bd8081a596da09c52fc085f79108c045611f839c1689ecc37d3ec75a4afe1e2f20b1ae93bd31985783966070de3b
SSDEEP

768:MwiSEtFOv4qIglQKXrAwanRlgrxAGl3lrIOwkxb:biSE+grglhrA1krx8Oweb

Score

10^/10

vjw0rm 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\DAnQFuQTxS.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\DAnQFuQTxS.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-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\SEJOKAOI5S = "\"C:\\Users\\Admin\\AppData\\Roaming\\DAnQFuQTxS.js\""	wscript.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2980 wrote to memory of 2636	2980	wscript.exe	28
PID 2980 wrote to memory of 2636	2980	wscript.exe	28
PID 2980 wrote to memory of 2636	2980	wscript.exe	28

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\a745eea0381b55cf2efe28cd6172d38bb1284d49f3f1d506bc010c7be4cb8546.js
1⤵
- Suspicious use of WriteProcessMemory
PID:2980
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\DAnQFuQTxS.js"
  2⤵
  - Drops startup file
  - Adds Run key to start application
  PID:2636

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

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Downloads

C:\Users\Admin\AppData\Roaming\DAnQFuQTxS.js

Filesize
10KB

MD5
5999fd94493466a8f93e917e7f3cfbd4

SHA1
d987297b21fcfdb9bad18338acaebb8f33b12a02

SHA256
8d1d8fb0d337eed819801d7c389aeb0f66371c23c33c825fe59bb15109914545

SHA512
2ce5a93376652ff25689492ba714dddab310ef0ccfcee2ef916caeeca21448e1731001db4777e9bbfce49958b4fe2e5a7e15f39206b4c763859ae1df237da350

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads