vjw0rm | e97df359d8f26fcd593a5316e33cb9e683cf837cd84eca3c7e9f8a70e055885d

Analysis

max time kernel
147s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2023, 12:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

DTQ112.js
Size

383KB
MD5

85645d678a8f223d8f51b378d1be3dd7
SHA1

0c74da21bca5af61794c8ed4ecc2e184238b33f5
SHA256

e97df359d8f26fcd593a5316e33cb9e683cf837cd84eca3c7e9f8a70e055885d
SHA512

6b09e33c62bf92058d59d61d6c6a5c066d6e045247dd0122174eff287c367b35ccc537f213f6b9959ffa61f7531c8cba046266b238a94ff43523286640f3ea5c
SSDEEP

6144:rI7O6VBbM1UcEHy5rqRs23QfpbX90vXdfPFhxAVSCE4:GcH5rqyIi90PdHFhxw1E4

Score

10^/10

vjw0rm trojan worm

Malware Config

Signatures

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

Blocklisted process makes network request 16 IoCs

flow	pid	Process
16	1648	wscript.exe
27	1648	wscript.exe
30	1648	wscript.exe
44	1648	wscript.exe
71	1648	wscript.exe
77	1648	wscript.exe
91	1648	wscript.exe
95	1648	wscript.exe
96	1648	wscript.exe
103	1648	wscript.exe
108	1648	wscript.exe
116	1648	wscript.exe
121	1648	wscript.exe
132	1648	wscript.exe
136	1648	wscript.exe
141	1648	wscript.exe

Executes dropped EXE 1 IoCs

pid	Process
3468	bin.exe

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	wscript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	bin.exe

Drops startup file 2 IoCs

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

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3468 set thread context of 2740	3468	bin.exe	19
PID 4836 set thread context of 2740	4836	cmmon32.exe	19

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4400	3612	WerFault.exe	90

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmmon32.exe

Suspicious behavior: EnumeratesProcesses 52 IoCs

pid	Process
3468	bin.exe
3468	bin.exe
3468	bin.exe
3468	bin.exe
3468	bin.exe
3468	bin.exe
3468	bin.exe
3468	bin.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2740	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
3468	bin.exe
3468	bin.exe
3468	bin.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe
4836	cmmon32.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3468	bin.exe
Token: SeDebugPrivilege	4836	cmmon32.exe
Token: SeShutdownPrivilege	2740	Explorer.EXE
Token: SeCreatePagefilePrivilege	2740	Explorer.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3228 wrote to memory of 1648	3228	wscript.exe	80
PID 3228 wrote to memory of 1648	3228	wscript.exe	80
PID 3228 wrote to memory of 3468	3228	wscript.exe	81
PID 3228 wrote to memory of 3468	3228	wscript.exe	81
PID 3228 wrote to memory of 3468	3228	wscript.exe	81
PID 2740 wrote to memory of 4836	2740	Explorer.EXE	85
PID 2740 wrote to memory of 4836	2740	Explorer.EXE	85
PID 2740 wrote to memory of 4836	2740	Explorer.EXE	85
PID 4836 wrote to memory of 3612	4836	cmmon32.exe	90
PID 4836 wrote to memory of 3612	4836	cmmon32.exe	90
PID 4836 wrote to memory of 3612	4836	cmmon32.exe	90

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2740
- C:\Windows\system32\wscript.exe
  wscript.exe C:\Users\Admin\AppData\Local\Temp\DTQ112.js
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:3228
- - C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\WuPDXzESAy.js"
    3⤵
    - Blocklisted process makes network request
    - Drops startup file
    PID:1648
- - C:\Users\Admin\AppData\Local\Temp\bin.exe
    "C:\Users\Admin\AppData\Local\Temp\bin.exe"
    3⤵
    - Executes dropped EXE
    - Checks computer location settings
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:3468
- C:\Windows\SysWOW64\cmmon32.exe
  "C:\Windows\SysWOW64\cmmon32.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4836
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:3612
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 3612 -s 184
      4⤵
      Program crash
      PID:4400

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 444 -p 3612 -ip 3612
1⤵
PID:4420

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
185KB

MD5
f9fdfca55156f35ea48a17947d091f4d

SHA1
15f10040cf10535deed5ca028150ed847a585d01

SHA256
7258963be005d6914901a62c591c56427553f62537f86d70965af16dae57c0d0

SHA512
53caa12467706839406c40e8e8a925a67f8c51ddc6abb0bf7db8ca61e03af09714cc954e959c89dae91fb45c07fc113a076e0ab34806933ca7deed520113c302

Download Submit
C:\Users\Admin\AppData\Local\Temp\bin.exe

Filesize
185KB

MD5
f9fdfca55156f35ea48a17947d091f4d

SHA1
15f10040cf10535deed5ca028150ed847a585d01

SHA256
7258963be005d6914901a62c591c56427553f62537f86d70965af16dae57c0d0

SHA512
53caa12467706839406c40e8e8a925a67f8c51ddc6abb0bf7db8ca61e03af09714cc954e959c89dae91fb45c07fc113a076e0ab34806933ca7deed520113c302

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

Filesize
18KB

MD5
729bb7bd9776f8fd965be4bf94a3809a

SHA1
52ea0f24856743b71acde3ea34e7b91bcf32e6ec

SHA256
f2e2a03ac56f6698481b44b442d2ee91ee0522f23ca5d21c9e23de061c7a8e28

SHA512
4deeca4514770a78c384c4ec3ed0cf5d1f82cf20336fc2769f85903d8d3b7db1b472d726e8ff45e139da37b6c4caff54be6e407c56bfe603828ab17b17d8f996

Download Submit
memory/2740-140-0x00000000032B0000-0x000000000338B000-memory.dmp

Filesize
876KB

Download
memory/2740-147-0x0000000003660000-0x0000000003769000-memory.dmp

Filesize
1.0MB

Download
memory/2740-149-0x0000000003660000-0x0000000003769000-memory.dmp

Filesize
1.0MB

Download
memory/3468-138-0x00000000012E0000-0x000000000162A000-memory.dmp

Filesize
3.3MB

Download
memory/3468-139-0x0000000001020000-0x0000000001030000-memory.dmp

Filesize
64KB

Download
memory/3468-142-0x0000000000290000-0x00000000002BF000-memory.dmp

Filesize
188KB

Download
memory/3468-137-0x0000000000290000-0x00000000002BF000-memory.dmp

Filesize
188KB

Download
memory/4836-144-0x0000000000F00000-0x0000000000F2D000-memory.dmp

Filesize
180KB

Download
memory/4836-145-0x0000000002E20000-0x000000000316A000-memory.dmp

Filesize
3.3MB

Download
memory/4836-146-0x0000000002C40000-0x0000000002CCF000-memory.dmp

Filesize
572KB

Download
memory/4836-143-0x0000000000B50000-0x0000000000B5C000-memory.dmp

Filesize
48KB

Download
memory/4836-148-0x0000000000F00000-0x0000000000F2D000-memory.dmp

Filesize
180KB

Download