vjw0rm | 9446c38b335edc7d0dbfa754ad0a8f1a41de185f83722b43816b739c3ceb74f4

General

Target

NEW-PO.js
Size

100KB
MD5

485e3fa1027dc300cbcf48fea637dd57
SHA1

589ff4d6aae5af14bc251db32ec6e239f63dcdc5
SHA256

9446c38b335edc7d0dbfa754ad0a8f1a41de185f83722b43816b739c3ceb74f4
SHA512

257b334e96bc4dc1fcd184e5d77f97bec8fffec3f76b4b8038c9f8b148a4e400dcfe2c7907720863cd3dc160ef048db3ef224646db5b27b3b4f98113c067e888

Score

10^/10

vjw0rm persistence suricata trojan worm

Malware Config

Extracted

Family

vjw0rm

C2

http://franmhort.duia.ro:8152

Signatures

Vjw0rm
Vjw0rm is a remote access trojan written in JavaScript.
trojan worm vjw0rm
suricata: ET MALWARE Worm.VBS Dunihi/Houdini/H-Worm Checkin UA
suricata: ET MALWARE Worm.VBS Dunihi/Houdini/H-Worm Checkin UA
suricata
suricata: ET MALWARE Worm.VBS Dunihi/Houdini/H-Worm/WSHRAT Checkin 1
suricata: ET MALWARE Worm.VBS Dunihi/Houdini/H-Worm/WSHRAT Checkin 1
suricata

Blocklisted process makes network request 64 IoCs

Processes:

wscript.exewscript.exe

flow	pid	process
3	4644	wscript.exe
4	2372	wscript.exe
5	2372	wscript.exe
6	2372	wscript.exe
8	2372	wscript.exe
9	2372	wscript.exe
13	2372	wscript.exe
14	2372	wscript.exe
15	2372	wscript.exe
16	2372	wscript.exe
17	2372	wscript.exe
18	2372	wscript.exe
19	2372	wscript.exe
20	2372	wscript.exe
21	2372	wscript.exe
22	2372	wscript.exe
23	2372	wscript.exe
24	2372	wscript.exe
25	2372	wscript.exe
26	2372	wscript.exe
27	2372	wscript.exe
28	2372	wscript.exe
29	2372	wscript.exe
30	2372	wscript.exe
31	2372	wscript.exe
32	2372	wscript.exe
33	2372	wscript.exe
34	2372	wscript.exe
35	2372	wscript.exe
36	2372	wscript.exe
37	2372	wscript.exe
38	2372	wscript.exe
39	2372	wscript.exe
40	2372	wscript.exe
41	2372	wscript.exe
42	2372	wscript.exe
43	2372	wscript.exe
44	2372	wscript.exe
45	2372	wscript.exe
46	2372	wscript.exe
47	2372	wscript.exe
52	2372	wscript.exe
53	2372	wscript.exe
54	2372	wscript.exe
55	2372	wscript.exe
56	2372	wscript.exe
57	2372	wscript.exe
58	2372	wscript.exe
59	2372	wscript.exe
62	2372	wscript.exe
63	2372	wscript.exe
64	2372	wscript.exe
65	2372	wscript.exe
66	2372	wscript.exe
67	2372	wscript.exe
68	2372	wscript.exe
69	2372	wscript.exe
70	2372	wscript.exe
71	2372	wscript.exe
72	2372	wscript.exe
73	2372	wscript.exe
74	2372	wscript.exe
75	2372	wscript.exe
76	2372	wscript.exe

Drops startup file 4 IoCs

Processes:

wscript.exewscript.exe

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

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

wscript.exewscript.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-4236190499-842014725-259441995-1000\software\microsoft\windows\currentversion\run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4236190499-842014725-259441995-1000\Software\Microsoft\Windows\CurrentVersion\Run\hworm = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\hworm.vbs\""	wscript.exe
Key created	\REGISTRY\MACHINE\software\microsoft\windows\currentversion\run	wscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\hworm = "wscript.exe //B \"C:\\Users\\Admin\\AppData\\Local\\Temp\\hworm.vbs\""	wscript.exe
Key created	\REGISTRY\USER\S-1-5-21-4236190499-842014725-259441995-1000\Software\Microsoft\Windows\CurrentVersion\Run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4236190499-842014725-259441995-1000\Software\Microsoft\Windows\CurrentVersion\Run\YVBPFHTJIQ = "\"C:\\Users\\Admin\\AppData\\Roaming\\gQZvgHUtLG.js\""	wscript.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

wscript.exe

description	pid	process	target process
PID 4404 wrote to memory of 2372	4404	wscript.exe	wscript.exe
PID 4404 wrote to memory of 2372	4404	wscript.exe	wscript.exe
PID 4404 wrote to memory of 4644	4404	wscript.exe	wscript.exe
PID 4404 wrote to memory of 4644	4404	wscript.exe	wscript.exe

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\NEW-PO.js
1⤵
- Suspicious use of WriteProcessMemory
PID:4404

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" "C:\Users\Admin\AppData\Local\Temp\hworm.vbs"
2⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:4644

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\gQZvgHUtLG.js"
2⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:2372

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\hworm.vbs
Filesize
13KB

MD5
4b685bd75281e7d4fd5d5c6ea517f7b4

SHA1
737c0d37815c7c22b036c1edba100a95a67ae671

SHA256
185182f369edcb96118a91dcad39eb5b63239112ed6963a8c274178bf1b55394

SHA512
dec575589bc3fb8ba72fd7e7d83f20baad4d3fef7da54fe9203444c0c4a8ac39f1608c11a1427071b8af9554067bdd24810beeca8d924b6df871bfd9d1687487

Download Submit
C:\Users\Admin\AppData\Roaming\gQZvgHUtLG.js
Filesize
27KB

MD5
d0180262c99e4a8b9bcae252950d3b53

SHA1
6039d0a418ea7afdb2d64c7621107510459d970a

SHA256
3fcc843e8735f172c8746f473f042cc7bf796cad0b25f4d2e210251e206f9b43

SHA512
fbe38862a7cefd617033f65ea91b889b49245e9643ba35ebd4123f31e1236dc0f3cea0aca8e828534e48c62554de0f69b8a1733bfceb3c411f93f96ad2f59581

Download Submit
memory/2372-117-0x0000000000000000-mapping.dmp

Download
memory/4644-118-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads