vjw0rm | 176b5071201599faf37b23fa343983519eaa2a65044ff7849903ca758d7a2fb2

General

Target

Nuovo Ordine - p31010_20200401_14_31.js
Size

903KB
MD5

49c1a97463360ee62ed4b22b7532b184
SHA1

eb1647e8d2d411e4ecc5ef8f0d587696b440f531
SHA256

176b5071201599faf37b23fa343983519eaa2a65044ff7849903ca758d7a2fb2
SHA512

12062816d462760b5da36678a5efe1e7de4c60089814e76aaf47daa5c113708a3f406d0751b702981ba4722691f81f8a983cb943f867f48990ec103e5ab6cb65

Score

10^/10

vjw0rm persistence trojan worm

Malware Config

Signatures

Vjw0rm
Vjw0rm is a remote access trojan written in JavaScript.
trojan worm vjw0rm

Blocklisted process makes network request 18 IoCs

Processes:

WScript.exe

flow	pid	process
8	1424	WScript.exe
16	1424	WScript.exe
19	1424	WScript.exe
20	1424	WScript.exe
21	1424	WScript.exe
22	1424	WScript.exe
23	1424	WScript.exe
24	1424	WScript.exe
25	1424	WScript.exe
26	1424	WScript.exe
27	1424	WScript.exe
28	1424	WScript.exe
29	1424	WScript.exe
30	1424	WScript.exe
31	1424	WScript.exe
32	1424	WScript.exe
33	1424	WScript.exe
34	1424	WScript.exe

Drops startup file 2 IoCs

Processes:

WScript.exe

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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

WScript.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run	WScript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\SEJOKAOI5S = "\"C:\\Users\\Admin\\AppData\\Roaming\\pHdQIiGjFP.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
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3688 1552 WerFault.exe javaw.exe
Modifies registry class 1 IoCs

Processes:

wscript.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings wscript.exe

pid	pid_target	process	target process
3688	1552	WerFault.exe	javaw.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\Local Settings	wscript.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

WerFault.exe

pid	process
3688	WerFault.exe
3688	WerFault.exe
3688	WerFault.exe
3688	WerFault.exe
3688	WerFault.exe
3688	WerFault.exe
3688	WerFault.exe
3688	WerFault.exe
3688	WerFault.exe
3688	WerFault.exe
3688	WerFault.exe
3688	WerFault.exe
3688	WerFault.exe
3688	WerFault.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

WerFault.exe

description pid process

Token: SeDebugPrivilege 3688 WerFault.exe

description	pid	process
Token: SeDebugPrivilege	3688	WerFault.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

wscript.exe

description	pid	process	target process
PID 568 wrote to memory of 1424	568	wscript.exe	WScript.exe
PID 568 wrote to memory of 1424	568	wscript.exe	WScript.exe
PID 568 wrote to memory of 1552	568	wscript.exe	javaw.exe
PID 568 wrote to memory of 1552	568	wscript.exe	javaw.exe

C:\Windows\system32\wscript.exe
wscript.exe "C:\Users\Admin\AppData\Local\Temp\Nuovo Ordine - p31010_20200401_14_31.js"
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:568

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\pHdQIiGjFP.js"
2⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:1424

C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe
"C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\czzbxnnbl.txt"
2⤵
PID:1552

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1552 -s 352
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3688

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\Roaming\czzbxnnbl.txt
MD5
4740a590e86a95c895c20699b4d4cdec

SHA1
557c6eae17e86849050e148961f97627f9cab74e

SHA256
5d2b9adcb287daf42c646f9b36aecb613bf7f27de16f4addfe60722e94cf905d

SHA512
079ba5e68f3d5446c144f10d003d31ab6461196cc9e7687fbf530a21784f7279c3fe82ba48be6b37885baac468ac3513e73d9cb2e0d45817df661e850b9f2c47

Download Submit
C:\Users\Admin\AppData\Roaming\pHdQIiGjFP.js
MD5
b62bd809653a1ae3dcaeeb7b31c728f0

SHA1
db818b03821f9e25a81864e5dcb4128eb37722a8

SHA256
eee5274eae70bdcf1af045798f853a09e612bdb7bc36af57f2b7df99b44afeb3

SHA512
b3b75b5ddf8f90d518cec4ba876738049ab24e9e54829abe70e1836e9f7145e552bfb5f9ecac999340db3b6e24a4e92a0e20f73fe1d22f635743ef42de7755ba

Download Submit
memory/1424-114-0x0000000000000000-mapping.dmp

Download
memory/1552-116-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads