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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5619ede0802eae9659da207f84f3bb00d576bc80601609557f0cce017dc35501. 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 YARA File information Comments

SHA256 hash: 5619ede0802eae9659da207f84f3bb00d576bc80601609557f0cce017dc35501
SHA3-384 hash: 9b35f3fcb997b405c0f22e868e4b20ed1fbacb0cca1a0f8ba80b0ba3da2784b5955dda6f4c9266aa82851a3409e3caa4
SHA1 hash: fabccf889c3621122cedb7187992f107a9ebf4e3
MD5 hash: 7bdc2ed878e95f7b8b20656f2758d252
humanhash: steak-bacon-quebec-green
File name:payment receipt.js
Download: download sample
Signature Vjw0rm
File size:53'135 bytes
First seen:2022-11-07 06:50:34 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 1536:Vvg6+0G1wGoaf9QgNEtAv621X+2w9nX/f2YfpK:Vdxci21Xy4
TLSH T1CA339FD4CE574F92DB0D2B036DFCFD1C2B387C8B01A9AC5F6695B58C60A1819A05B6EC
Reporter abuse_ch
Tags:js vjw0rm


Avatar
abuse_ch
Vjw0rm C2:
http://takeall.duckdns.org:1991/is-ready

Intelligence


File Origin
# of uploads :
1
# of downloads :
165
Origin country :
n/a
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm evasive obfuscated wscript.exe
Result
Threat name:
WSHRat, VjW0rm
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Detected WSHRat
Drops script or batch files to the startup folder
JavaScript source code contains functionality to generate code involving a shell, file or stream
JScript performs obfuscated calls to suspicious functions
Multi AV Scanner detection for domain / URL
Potential malicious VBS/JS script found (suspicious encoded strings)
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Sigma detected: Drops script at startup location
Sigma detected: Register Wscript In Run Key
Sigma detected: VjW0rm
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Uses dynamic DNS services
Uses known network protocols on non-standard ports
Wscript called in batch mode (surpress errors)
Yara detected VjW0rm
Yara detected WSHRAT
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 739631 Sample: payment receipt.js Startdate: 07/11/2022 Architecture: WINDOWS Score: 100 65 Sigma detected: Register Wscript In Run Key 2->65 67 Snort IDS alert for network traffic 2->67 69 Multi AV Scanner detection for domain / URL 2->69 71 10 other signatures 2->71 7 wscript.exe 3 6 2->7         started        11 wscript.exe 2 2->11         started        13 wscript.exe 2->13         started        16 3 other processes 2->16 process3 dnsIp4 43 C:\...\payment receipt.js:Zone.Identifier, ASCII 7->43 dropped 45 C:\Users\user\AppData\...\payment receipt.js, ASCII 7->45 dropped 47 C:\Users\user\AppData\Roaming\nmLrNiYocF.js, ASCII 7->47 dropped 49 2 other malicious files 7->49 dropped 79 System process connects to network (likely due to code injection or exploit) 7->79 81 Detected WSHRat 7->81 83 JScript performs obfuscated calls to suspicious functions 7->83 87 2 other signatures 7->87 18 wscript.exe 8 7->18         started        22 wscript.exe 1 13 7->22         started        85 Wscript called in batch mode (surpress errors) 11->85 25 wscript.exe 11->25         started        27 wscript.exe 11->27         started        59 takeall.duckdns.org 13->59 29 wscript.exe 13->29         started        61 javaautorun.duia.ro 16->61 63 192.168.2.1 unknown unknown 16->63 31 wscript.exe 16->31         started        33 wscript.exe 16->33         started        file5 signatures6 process7 dnsIp8 51 takeall.duckdns.org 109.206.243.241, 1991, 49708, 49709 AWMLTNL Germany 18->51 35 wscript.exe 18->35         started        53 javaautorun.duia.ro 154.120.66.114, 5465 SpectranetNG Nigeria 22->53 41 C:\Users\user\AppData\...\nmLrNiYocF.js, ASCII 22->41 dropped 73 System process connects to network (likely due to code injection or exploit) 25->73 75 Wscript called in batch mode (surpress errors) 25->75 38 wscript.exe 25->38         started        file9 signatures10 process11 dnsIp12 55 javaautorun.duia.ro 35->55 57 javaautorun.duia.ro 38->57 77 System process connects to network (likely due to code injection or exploit) 38->77 signatures13
Threat name:
Script-JS.Trojan.Vjw0rm
Status:
Malicious
First seen:
2022-11-07 06:51:08 UTC
File Type:
Text (JavaScript)
AV detection:
15 of 26 (57.69%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:vjw0rm family:wshrat persistence trojan worm
Behaviour
Script User-Agent
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Adds Run key to start application
Checks computer location settings
Drops startup file
Blocklisted process makes network request
Vjw0rm
WSHRAT
Malware Config
C2 Extraction:
http://takeall.duckdns.org:1991
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