vjw0rm | 3f3ee13d1a86d8f63c3c730556cfcff2a1f8d22980fdc001b5240ce7315dcd23

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
05-06-2023 15:28

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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 54 IoCs

flow	pid	Process
6	1304	wscript.exe
9	612	wscript.exe
10	296	wscript.exe
12	296	wscript.exe
13	612	wscript.exe
15	1304	wscript.exe
16	296	wscript.exe
19	296	wscript.exe
21	1304	wscript.exe
23	612	wscript.exe
27	296	wscript.exe
29	1304	wscript.exe
30	612	wscript.exe
32	296	wscript.exe
35	296	wscript.exe
37	1304	wscript.exe
38	612	wscript.exe
41	296	wscript.exe
42	1304	wscript.exe
43	612	wscript.exe
46	296	wscript.exe
50	296	wscript.exe
52	1304	wscript.exe
53	612	wscript.exe
56	296	wscript.exe
57	296	wscript.exe
60	612	wscript.exe
62	1304	wscript.exe
63	296	wscript.exe
65	612	wscript.exe
67	1304	wscript.exe
68	296	wscript.exe
72	296	wscript.exe
75	1304	wscript.exe
76	612	wscript.exe
78	296	wscript.exe
81	296	wscript.exe
82	1304	wscript.exe
83	612	wscript.exe
85	296	wscript.exe
88	1304	wscript.exe
89	612	wscript.exe
91	296	wscript.exe
95	296	wscript.exe
98	612	wscript.exe
99	1304	wscript.exe
100	296	wscript.exe
104	612	wscript.exe
105	1304	wscript.exe
106	296	wscript.exe
108	296	wscript.exe
111	612	wscript.exe
112	1304	wscript.exe
116	296	wscript.exe

Drops startup file 5 IoCs

description	ioc	Process
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
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

Adds Run key to start application 2 TTPs 8 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\software\microsoft\windows\currentversion\run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\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-1-5-21-3499517378-2376672570-1134980332-1000\software\microsoft\windows\currentversion\run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\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

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

System Information Discovery
T1082

Script User-Agent 24 IoCs

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

description	flow	ioc
HTTP User-Agent header	32	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	41	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	85	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	91	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	116	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	16	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	56	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	78	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	95	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	10	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	46	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	63	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	68	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	100	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	106	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	27	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	19	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	35	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	50	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	57	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	72	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	81	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	108	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript
HTTP User-Agent header	12	WSHRAT\|C0585B3B\|MLXLFKOI\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 5/6/2023\|JavaScript

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 624 wrote to memory of 1304	624	wscript.exe	28
PID 624 wrote to memory of 1304	624	wscript.exe	28
PID 624 wrote to memory of 1304	624	wscript.exe	28
PID 624 wrote to memory of 296	624	wscript.exe	29
PID 624 wrote to memory of 296	624	wscript.exe	29
PID 624 wrote to memory of 296	624	wscript.exe	29
PID 296 wrote to memory of 612	296	wscript.exe	31
PID 296 wrote to memory of 612	296	wscript.exe	31
PID 296 wrote to memory of 612	296	wscript.exe	31

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\ShippingDetails.js
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:624
- 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:1304
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\ShippingDetails.js"
  2⤵
  - Blocklisted process makes network request
  - Drops startup file
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:296
- - 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:612

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

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