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 35 IoCs

flow	pid	Process
4	1932	wscript.exe
8	3056	wscript.exe
10	2912	wscript.exe
12	3056	wscript.exe
14	3056	wscript.exe
18	3056	wscript.exe
19	1932	wscript.exe
21	2912	wscript.exe
23	3056	wscript.exe
24	3056	wscript.exe
27	3056	wscript.exe
31	3056	wscript.exe
32	3056	wscript.exe
35	1932	wscript.exe
37	2912	wscript.exe
38	3056	wscript.exe
40	3056	wscript.exe
43	3056	wscript.exe
48	3056	wscript.exe
50	1932	wscript.exe
51	2912	wscript.exe
54	3056	wscript.exe
55	3056	wscript.exe
58	3056	wscript.exe
62	3056	wscript.exe
64	3056	wscript.exe
66	1932	wscript.exe
68	2912	wscript.exe
69	3056	wscript.exe
71	3056	wscript.exe
73	3056	wscript.exe
77	3056	wscript.exe
79	1932	wscript.exe
81	2912	wscript.exe
82	3056	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\Purchaseorder.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AkrDdIbORR.js	wscript.exe
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

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\USER\S-1-5-21-3750544865-3773649541-1858556521-1000\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-1-5-21-3750544865-3773649541-1858556521-1000\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

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

System Information Discovery
T1082

Script User-Agent 23 IoCs

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

description	flow	ioc
HTTP User-Agent header	18	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	23	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	24	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	32	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	43	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	58	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	64	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	8	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	54	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	55	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	82	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	12	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	27	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	48	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	71	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	14	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	38	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	40	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	62	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	69	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	73	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	77	WSHRAT\|28857F6B\|XOCYHKRS\|Admin\|Microsoft Windows 7 Ultimate \|plus\|nan-av\|false - 27/9/2023\|JavaScript
HTTP User-Agent header	31	WSHRAT\|28857F6B\|XOCYHKRS\|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 3020 wrote to memory of 1932	3020	wscript.exe	28
PID 3020 wrote to memory of 1932	3020	wscript.exe	28
PID 3020 wrote to memory of 1932	3020	wscript.exe	28
PID 3020 wrote to memory of 3056	3020	wscript.exe	29
PID 3020 wrote to memory of 3056	3020	wscript.exe	29
PID 3020 wrote to memory of 3056	3020	wscript.exe	29
PID 3056 wrote to memory of 2912	3056	wscript.exe	31
PID 3056 wrote to memory of 2912	3056	wscript.exe	31
PID 3056 wrote to memory of 2912	3056	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:3020
- 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:1932
- 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:3056
- - 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:2912

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