vjw0rm | 5d2be550db7b54a3bb218ccc00904299863d2acc71095fc28d470488b0f1aca0

General

Target

d2d96154024ca3137cd2e84d367053ea8e0de0459a781356577a3ba775c1fb8e.js
Size

354KB
MD5

4e5cc8fddecae16e747e6b1a48b31cd5
SHA1

9195d4069bc82b38261bb9ec58333921e7164eac
SHA256

d2d96154024ca3137cd2e84d367053ea8e0de0459a781356577a3ba775c1fb8e
SHA512

fa27ad2184bc22d0d7784e1ecffd049266c43b196635373e73280d71e244061687113143361e8466f29f489259afd0b18e8c50ffb37007cc199fea0e28475ad1
SSDEEP

6144:MFy6iTj2GQabp6O5GiyPXg6FRC5epPNmyJn6kiMJ+ME5fSKO37S:MFy6NagigXg6FR7NmyJGMfExSPG

Score

10^/10

vjw0rm xloader pzi0 discovery execution loader persistence rat trojan worm

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

pzi0

Decoy

laylmodest.com

woruke.club

metaverseslots.net

syscogent.net

aluxxenterprise.com

lm-solar.com

lightempirestore.com

witcheboutique.com

hometech-bosch.xyz

expert-netcad.com

poteconomist.com

mycousinsfriend.biz

shineveranda.com

collegedictionary.cloud

zqlidexx.com

businessesopportunity.com

2utalahs4.com

participatetn.info

dare2ownit.com

varser.com

Signatures

Vjw0rm
Vjw0rm is a remote access trojan written in JavaScript.
trojan worm vjw0rm
Vjw0rm family
vjw0rm
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
Xloader family
xloader

Xloader payload 4 IoCs

rat

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\wealth.exe	xloader
behavioral1/memory/2848-12-0x00000000001D0000-0x00000000001F9000-memory.dmp	xloader
behavioral1/memory/2848-15-0x00000000001D0000-0x00000000001F9000-memory.dmp	xloader
behavioral1/memory/1504-21-0x0000000000070000-0x0000000000099000-memory.dmp	xloader

Drops startup file 2 IoCs

Processes:

wscript.exe

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

Executes dropped EXE 1 IoCs

Processes:

wealth.exe

pid process

2848 wealth.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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\SEJOKAOI5S = "\"C:\\Users\\Admin\\AppData\\Roaming\\CJiKMkZXYA.js\""	wscript.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

wealth.exewscript.exe

description	pid	process	target process
PID 2848 set thread context of 1200	2848	wealth.exe	Explorer.EXE
PID 2848 set thread context of 1200	2848	wealth.exe	Explorer.EXE
PID 1504 set thread context of 1200	1504	wscript.exe	Explorer.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

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

wscript.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

wealth.exewscript.exe

pid	process
2848	wealth.exe
2848	wealth.exe
2848	wealth.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe
1504	wscript.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

wealth.exewscript.exe

pid process

2848 wealth.exe
2848 wealth.exe
2848 wealth.exe
2848 wealth.exe
1504 wscript.exe
1504 wscript.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

wealth.exewscript.exe

description pid process

Token: SeDebugPrivilege 2848 wealth.exe
Token: SeDebugPrivilege 1504 wscript.exe

description	pid	process
Token: SeDebugPrivilege	2848	wealth.exe
Token: SeDebugPrivilege	1504	wscript.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

wscript.exeExplorer.EXEwscript.exe

description	pid	process	target process
PID 2824 wrote to memory of 2676	2824	wscript.exe	wscript.exe
PID 2824 wrote to memory of 2676	2824	wscript.exe	wscript.exe
PID 2824 wrote to memory of 2676	2824	wscript.exe	wscript.exe
PID 2824 wrote to memory of 2848	2824	wscript.exe	wealth.exe
PID 2824 wrote to memory of 2848	2824	wscript.exe	wealth.exe
PID 2824 wrote to memory of 2848	2824	wscript.exe	wealth.exe
PID 2824 wrote to memory of 2848	2824	wscript.exe	wealth.exe
PID 1200 wrote to memory of 1504	1200	Explorer.EXE	wscript.exe
PID 1200 wrote to memory of 1504	1200	Explorer.EXE	wscript.exe
PID 1200 wrote to memory of 1504	1200	Explorer.EXE	wscript.exe
PID 1200 wrote to memory of 1504	1200	Explorer.EXE	wscript.exe
PID 1504 wrote to memory of 568	1504	wscript.exe	cmd.exe
PID 1504 wrote to memory of 568	1504	wscript.exe	cmd.exe
PID 1504 wrote to memory of 568	1504	wscript.exe	cmd.exe
PID 1504 wrote to memory of 568	1504	wscript.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1200
- C:\Windows\system32\wscript.exe
  wscript.exe C:\Users\Admin\AppData\Local\Temp\d2d96154024ca3137cd2e84d367053ea8e0de0459a781356577a3ba775c1fb8e.js
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2824
- - C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\CJiKMkZXYA.js"
    3⤵
    - Drops startup file
    - Adds Run key to start application
    PID:2676
- - C:\Users\Admin\AppData\Local\Temp\wealth.exe
    "C:\Users\Admin\AppData\Local\Temp\wealth.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2848
- C:\Windows\SysWOW64\wscript.exe
  "C:\Windows\SysWOW64\wscript.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1504
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\wealth.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:568

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

JavaScript

1

T1059.007

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\wealth.exe

Filesize
163KB

MD5
83481bf872730cd133669c5ea5b1be2b

SHA1
fbd2369965b20f6bee09063aa454de13a18c71d3

SHA256
5d174dd08492f307e4b367e262f3e96b9beefb99f5abb11043ddf7142a18e9e8

SHA512
9080dc9bcdfba87ff3ecb3ba04af7a03dea2228f093fbb91149ff8825694601908ba85b2ce27a1de47ce1f6e263b03d96d80d43b7a4033051fbbac64fde7dc51

Download Submit
C:\Users\Admin\AppData\Roaming\CJiKMkZXYA.js

Filesize
23KB

MD5
1962a74165904451424267c78882130c

SHA1
761254145b67dd9b85a7c689dcd4aa61e2c16420

SHA256
b054f1670ebc434d9c756d7ecf2c0a9cafedbacd2b1ca89aef12a49733007095

SHA512
d3abf4e9b6279508f326aa979942d183f02c45c95bcf1a3820f67b6b8bc29c73d44fb19dba8438da46f8c778012d027067655620387b4c88cce7917c525760b4

Download Submit
memory/1200-17-0x00000000077C0000-0x000000000795E000-memory.dmp

Filesize
1.6MB

Download
memory/1200-22-0x00000000077C0000-0x000000000795E000-memory.dmp

Filesize
1.6MB

Download
memory/1200-13-0x00000000070F0000-0x000000000721A000-memory.dmp

Filesize
1.2MB

Download
memory/1504-21-0x0000000000070000-0x0000000000099000-memory.dmp

Filesize
164KB

Download
memory/1504-18-0x0000000000620000-0x0000000000646000-memory.dmp

Filesize
152KB

Download
memory/1504-19-0x0000000000620000-0x0000000000646000-memory.dmp

Filesize
152KB

Download
memory/2848-12-0x00000000001D0000-0x00000000001F9000-memory.dmp

Filesize
164KB

Download
memory/2848-14-0x00000000001ED000-0x00000000001EE000-memory.dmp

Filesize
4KB

Download
memory/2848-15-0x00000000001D0000-0x00000000001F9000-memory.dmp

Filesize
164KB

Download
memory/2848-11-0x00000000001ED000-0x00000000001EE000-memory.dmp

Filesize
4KB

Download
memory/2848-10-0x00000000008C0000-0x0000000000BC3000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads