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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7164075256d5cc23ca0ac02dbdac0508bbd8e0300201338f80c46a6166af262b. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



Vjw0rm


Vendor detections: 7


Intelligence 7 IOCs 1 YARA File information Comments

SHA256 hash: 7164075256d5cc23ca0ac02dbdac0508bbd8e0300201338f80c46a6166af262b
SHA3-384 hash: 0789e205128c3dc6d530889e99cffadba7f44a2cc4390765a5613aaf51ea6e9a6d9f8d91b9242330741d23c94c02a14b
SHA1 hash: c91cc5cef2792186cc6797157b2657bb9ecb5106
MD5 hash: bbc862ee69bf82da669deb71ded427b7
humanhash: connecticut-delaware-aspen-minnesota
File name:details.pdf.js
Download: download sample
Signature Vjw0rm
File size:71'690 bytes
First seen:2022-06-13 02:06:17 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 768:UvCVtpV66KBtXMckhK3QG337wxnesO8TS4nvLpg0qbvf04GuP0:KpMckOQicosOsS4HQY
TLSH T1BD638EDCA850F0EEE922E2B57A7A2DC8A7E4220BD44153CD781D73005B72B44D7DDA78
Reporter abuse_ch
Tags:js vjw0rm


Avatar
abuse_ch
Vjw0rm C2:
http://vjworks.ddns.net:7070/Vre

Indicators Of Compromise (IOCs)


Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://vjworks.ddns.net:7070/Vre https://threatfox.abuse.ch/ioc/696737/

Intelligence


File Origin
# of uploads :
1
# of downloads :
425
Origin country :
n/a
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm evasive obfuscated wscript
Result
Threat name:
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
JavaScript source code contains call to eval containing suspicious API calls
JScript performs obfuscated calls to suspicious functions
Multi AV Scanner detection for submitted file
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Uses an obfuscated file name to hide its real file extension (double extension)
Uses dynamic DNS services
Uses known network protocols on non-standard ports
Wscript called in batch mode (surpress errors)
Yara detected VjW0rm
Behaviour
Behavior Graph:
Threat name:
Script-JS.Downloader.Nemucod
Status:
Malicious
First seen:
2022-06-13 02:07:05 UTC
File Type:
Text (JavaScript)
AV detection:
10 of 41 (24.39%)
Threat level:
  3/5
Result
Malware family:
Score:
  10/10
Tags:
family:vjw0rm trojan worm
Behaviour
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Checks computer location settings
Blocklisted process makes network request
Vjw0rm
Malware Config
C2 Extraction:
http://vjworks.ddns.net:7070
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments