vjw0rm | 3f3ee13d1a86d8f63c3c730556cfcff2a1f8d22980fdc001b5240ce7315dcd23

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
08-06-2023 17:48

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General

Target

ShippingDetails.js
Size

4.6MB
MD5

e8150ba03200183abce718f6b028b2c3
SHA1

606491a54f6dc244fc533317a0f936b818de9a4c
SHA256

3f3ee13d1a86d8f63c3c730556cfcff2a1f8d22980fdc001b5240ce7315dcd23
SHA512

4aa7fd5b696933155143f66a54785c48ff368bb6fbf7f5afcc24ababd2436c31b0d847f32b3d66888867f179a34dd9284a9c9a8f54f3f96ea23601804bafacb5
SSDEEP

24576:p5K1gGMDzG6PbjQ46Te9iEQokfhrC/SwzkfHGi9xM7LHyG9XqUrQdAtzkTGCJTrK:G3Fmv

Score

10^/10

vjw0rm wshrat persistence trojan worm

Malware Config

Extracted

Family

wshrat

http://139.177.146.165:4848

Signatures

Vjw0rm
Vjw0rm is a remote access trojan written in JavaScript.
trojan worm vjw0rm
WSHRAT
WSHRAT is a variant of Houdini worm and has vbs and js variants.
trojan wshrat

Blocklisted process makes network request 56 IoCs

flow	pid	Process
13	3904	wscript.exe
15	1100	wscript.exe
16	1924	wscript.exe
28	3904	wscript.exe
31	1924	wscript.exe
41	3904	wscript.exe
44	1924	wscript.exe
61	1100	wscript.exe
62	3904	wscript.exe
67	1924	wscript.exe
75	1100	wscript.exe
83	3904	wscript.exe
84	1100	wscript.exe
86	1924	wscript.exe
87	1100	wscript.exe
95	3904	wscript.exe
101	1924	wscript.exe
102	1100	wscript.exe
106	1100	wscript.exe
108	3904	wscript.exe
113	1924	wscript.exe
116	1100	wscript.exe
122	1100	wscript.exe
124	3904	wscript.exe
125	1924	wscript.exe
126	1100	wscript.exe
127	1100	wscript.exe
128	3904	wscript.exe
129	1924	wscript.exe
130	1100	wscript.exe
131	3904	wscript.exe
132	1100	wscript.exe
133	1924	wscript.exe
134	1100	wscript.exe
135	3904	wscript.exe
136	1924	wscript.exe
137	1100	wscript.exe
138	1100	wscript.exe
139	3904	wscript.exe
140	1924	wscript.exe
141	1100	wscript.exe
142	1100	wscript.exe
143	3904	wscript.exe
144	1924	wscript.exe
145	1100	wscript.exe
146	1100	wscript.exe
147	3904	wscript.exe
148	1924	wscript.exe
149	1100	wscript.exe
150	3904	wscript.exe
151	1924	wscript.exe
152	1100	wscript.exe
153	1100	wscript.exe
154	3904	wscript.exe
155	1924	wscript.exe
156	1100	wscript.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-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	wscript.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	wscript.exe

Drops startup file 5 IoCs

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

Adds Run key to start application 2 TTPs 8 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ShippingDetails = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\ShippingDetails.js\""	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\software\microsoft\windows\currentversion\run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ShippingDetails = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\ShippingDetails.js\""	wscript.exe
Key created	\REGISTRY\MACHINE\software\microsoft\windows\currentversion\run	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ShippingDetails = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\ShippingDetails.js\""	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\software\microsoft\windows\currentversion\run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ShippingDetails = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\ShippingDetails.js\""	wscript.exe
Key created	\REGISTRY\MACHINE\software\microsoft\windows\currentversion\run	wscript.exe

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

System Information Discovery
T1082

Script User-Agent 22 IoCs

Uses user-agent string associated with script host/environment.

description	flow	ioc
HTTP User-Agent header	106	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	116	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	126	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	130	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	153	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	84	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	102	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	122	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	138	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	145	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	152	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	75	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	87	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	137	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	127	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	132	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	141	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	142	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	146	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	149	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	61	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript
HTTP User-Agent header	134	WSHRAT\|924C16C7\|OZADSVWH\|Admin\|Microsoft Windows 10 Pro\|plus\|nan-av\|false - 8/6/2023\|JavaScript

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1612 wrote to memory of 3904	1612	wscript.exe	84
PID 1612 wrote to memory of 3904	1612	wscript.exe	84
PID 1612 wrote to memory of 1100	1612	wscript.exe	85
PID 1612 wrote to memory of 1100	1612	wscript.exe	85
PID 1100 wrote to memory of 1924	1100	wscript.exe	86
PID 1100 wrote to memory of 1924	1100	wscript.exe	86

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ShippingDetails.js
1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\VQlpXNzQJz.js"
  2⤵
  - Blocklisted process makes network request
  - Drops startup file
  PID:3904
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\ShippingDetails.js"
  2⤵
  - Blocklisted process makes network request
  - Checks computer location settings
  - Drops startup file
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1100
- - C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\VQlpXNzQJz.js"
    3⤵
    - Blocklisted process makes network request
    - Drops startup file
    PID:1924

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

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

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ShippingDetails.js

Filesize
4.6MB

MD5
e8150ba03200183abce718f6b028b2c3

SHA1
606491a54f6dc244fc533317a0f936b818de9a4c

SHA256
3f3ee13d1a86d8f63c3c730556cfcff2a1f8d22980fdc001b5240ce7315dcd23

SHA512
4aa7fd5b696933155143f66a54785c48ff368bb6fbf7f5afcc24ababd2436c31b0d847f32b3d66888867f179a34dd9284a9c9a8f54f3f96ea23601804bafacb5

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ShippingDetails.js

Filesize
4.6MB

MD5
e8150ba03200183abce718f6b028b2c3

SHA1
606491a54f6dc244fc533317a0f936b818de9a4c

SHA256
3f3ee13d1a86d8f63c3c730556cfcff2a1f8d22980fdc001b5240ce7315dcd23

SHA512
4aa7fd5b696933155143f66a54785c48ff368bb6fbf7f5afcc24ababd2436c31b0d847f32b3d66888867f179a34dd9284a9c9a8f54f3f96ea23601804bafacb5

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\VQlpXNzQJz.js

Filesize
346KB

MD5
3ed07b2cfc14457c448129ac338d1a9b

SHA1
e07cd37475c0a9e2c53d4f7df317c8b4be70855e

SHA256
ed505690251f92f79fb3341968a3283e69bcd4ffe08539593b1601fac515c36b

SHA512
db34f63ad7cd4580c200040f1ced68ef7477cf61e44304932a2989cda520a56e90bf51d27bcd8474f14600a92f25664befa9a64caf26c009d5ecb6a610b78fa5

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

Filesize
4.6MB

MD5
e8150ba03200183abce718f6b028b2c3

SHA1
606491a54f6dc244fc533317a0f936b818de9a4c

SHA256
3f3ee13d1a86d8f63c3c730556cfcff2a1f8d22980fdc001b5240ce7315dcd23

SHA512
4aa7fd5b696933155143f66a54785c48ff368bb6fbf7f5afcc24ababd2436c31b0d847f32b3d66888867f179a34dd9284a9c9a8f54f3f96ea23601804bafacb5

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

Filesize
346KB

MD5
3ed07b2cfc14457c448129ac338d1a9b

SHA1
e07cd37475c0a9e2c53d4f7df317c8b4be70855e

SHA256
ed505690251f92f79fb3341968a3283e69bcd4ffe08539593b1601fac515c36b

SHA512
db34f63ad7cd4580c200040f1ced68ef7477cf61e44304932a2989cda520a56e90bf51d27bcd8474f14600a92f25664befa9a64caf26c009d5ecb6a610b78fa5

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

Filesize
346KB

MD5
3ed07b2cfc14457c448129ac338d1a9b

SHA1
e07cd37475c0a9e2c53d4f7df317c8b4be70855e

SHA256
ed505690251f92f79fb3341968a3283e69bcd4ffe08539593b1601fac515c36b

SHA512
db34f63ad7cd4580c200040f1ced68ef7477cf61e44304932a2989cda520a56e90bf51d27bcd8474f14600a92f25664befa9a64caf26c009d5ecb6a610b78fa5

Download Submit