vjw0rm | 7ef5dc83e3a2f53a078a034d6edb8b07684efe844af306b60e65509d61a01b46

General

Target

Purchaseorder.js
Size

3.1MB
MD5

cd12101e3da7cfc1e15be51324d97f26
SHA1

3ef05de60568b30104e18a72b783c8e21fb83c01
SHA256

7ef5dc83e3a2f53a078a034d6edb8b07684efe844af306b60e65509d61a01b46
SHA512

fb26613b48898ebaa72f6e2188b7bda90aedd7e1d6ee6190d7fb6c53cbfd504910160ee3b902bbb3c3cb470ef710409f4bb6d742e2085cc154788b535c6b1ae1
SSDEEP

768:qQKDwkB5j+Dd3MLyi/vdvK8cuUzwJBO0enr8uYUlN8b6iLBJbr59RlwDh:x8wkDaDd3gyiVAz10+ouFkPr52d

Score

10^/10

vjw0rm wshrat persistence trojan worm

Malware Config

Extracted

Family

wshrat

C2

http://akinbo.ddns.net:6350

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 33 IoCs

flow	pid	Process
4	2184	wscript.exe
8	2012	wscript.exe
10	2532	wscript.exe
12	2012	wscript.exe
15	2184	wscript.exe
17	2532	wscript.exe
18	2012	wscript.exe
19	2012	wscript.exe
22	2012	wscript.exe
25	2012	wscript.exe
27	2184	wscript.exe
28	2532	wscript.exe
30	2012	wscript.exe
33	2012	wscript.exe
35	2012	wscript.exe
40	2012	wscript.exe
43	2184	wscript.exe
44	2532	wscript.exe
47	2012	wscript.exe
48	2012	wscript.exe
50	2012	wscript.exe
55	2012	wscript.exe
57	2012	wscript.exe
58	2184	wscript.exe
59	2532	wscript.exe
61	2012	wscript.exe
64	2012	wscript.exe
66	2012	wscript.exe
69	2012	wscript.exe
72	2012	wscript.exe
74	2184	wscript.exe
75	2532	wscript.exe
78	2012	wscript.exe

Drops startup file 5 IoCs

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

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Purchaseorder = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\Purchaseorder.js\""	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Windows\CurrentVersion\Run\Purchaseorder = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\Purchaseorder.js\""	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Purchaseorder = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\Purchaseorder.js\""	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2180306848-1874213455-4093218721-1000\Software\Microsoft\Windows\CurrentVersion\Run\Purchaseorder = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Roaming\\Purchaseorder.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 20 IoCs

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

description	flow	ioc
HTTP User-Agent header	8	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	30	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	33	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	40	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	55	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	61	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	69	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	18	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	25	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	48	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	78	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	19	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	22	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	35	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	47	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	50	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	57	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	64	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	66	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	72	WSHRAT\|C8E3CE58\|XEBBURHY\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2424 wrote to memory of 2184	2424	wscript.exe	28
PID 2424 wrote to memory of 2184	2424	wscript.exe	28
PID 2424 wrote to memory of 2184	2424	wscript.exe	28
PID 2424 wrote to memory of 2012	2424	wscript.exe	29
PID 2424 wrote to memory of 2012	2424	wscript.exe	29
PID 2424 wrote to memory of 2012	2424	wscript.exe	29
PID 2012 wrote to memory of 2532	2012	wscript.exe	31
PID 2012 wrote to memory of 2532	2012	wscript.exe	31
PID 2012 wrote to memory of 2532	2012	wscript.exe	31

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\Purchaseorder.js
1⤵
- Drops startup file
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2424
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\AkrDdIbORR.js"
  2⤵
  - Blocklisted process makes network request
  - Drops startup file
  PID:2184
- C:\Windows\System32\wscript.exe
  "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\Purchaseorder.js"
  2⤵
  - Blocklisted process makes network request
  - Drops startup file
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2012
- - C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\AkrDdIbORR.js"
    3⤵
    - Blocklisted process makes network request
    - Drops startup file
    PID:2532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1.1MB

MD5
397495356e508277e1aa6e2f24cf43b4

SHA1
eac5ebb135efcf24988cfdf0c42e031630b701a4

SHA256
51e48daa54231a3f5b056882c66fad891cb81d2603a0845e0b44668d4533a3c3

SHA512
953f63373cc8d0c7122def46fa9a97124123b6cac95bcfdf2d783b2be91139a43c51f1936d1197de26b461768bc94fa69911851ff012a8d0f7a5d637b6461fa4

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

Filesize
1.1MB

MD5
397495356e508277e1aa6e2f24cf43b4

SHA1
eac5ebb135efcf24988cfdf0c42e031630b701a4

SHA256
51e48daa54231a3f5b056882c66fad891cb81d2603a0845e0b44668d4533a3c3

SHA512
953f63373cc8d0c7122def46fa9a97124123b6cac95bcfdf2d783b2be91139a43c51f1936d1197de26b461768bc94fa69911851ff012a8d0f7a5d637b6461fa4

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

Filesize
1.1MB

MD5
397495356e508277e1aa6e2f24cf43b4

SHA1
eac5ebb135efcf24988cfdf0c42e031630b701a4

SHA256
51e48daa54231a3f5b056882c66fad891cb81d2603a0845e0b44668d4533a3c3

SHA512
953f63373cc8d0c7122def46fa9a97124123b6cac95bcfdf2d783b2be91139a43c51f1936d1197de26b461768bc94fa69911851ff012a8d0f7a5d637b6461fa4

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

Filesize
3.1MB

MD5
cd12101e3da7cfc1e15be51324d97f26

SHA1
3ef05de60568b30104e18a72b783c8e21fb83c01

SHA256
7ef5dc83e3a2f53a078a034d6edb8b07684efe844af306b60e65509d61a01b46

SHA512
fb26613b48898ebaa72f6e2188b7bda90aedd7e1d6ee6190d7fb6c53cbfd504910160ee3b902bbb3c3cb470ef710409f4bb6d742e2085cc154788b535c6b1ae1

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

Filesize
3.1MB

MD5
cd12101e3da7cfc1e15be51324d97f26

SHA1
3ef05de60568b30104e18a72b783c8e21fb83c01

SHA256
7ef5dc83e3a2f53a078a034d6edb8b07684efe844af306b60e65509d61a01b46

SHA512
fb26613b48898ebaa72f6e2188b7bda90aedd7e1d6ee6190d7fb6c53cbfd504910160ee3b902bbb3c3cb470ef710409f4bb6d742e2085cc154788b535c6b1ae1

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

Filesize
3.1MB

MD5
cd12101e3da7cfc1e15be51324d97f26

SHA1
3ef05de60568b30104e18a72b783c8e21fb83c01

SHA256
7ef5dc83e3a2f53a078a034d6edb8b07684efe844af306b60e65509d61a01b46

SHA512
fb26613b48898ebaa72f6e2188b7bda90aedd7e1d6ee6190d7fb6c53cbfd504910160ee3b902bbb3c3cb470ef710409f4bb6d742e2085cc154788b535c6b1ae1

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads