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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 70f6448c7123a3fdfeeea3f8a1bff79b749f622c9d1a5b6542e0cafc6e6372ce. 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: 6


Intelligence 6 IOCs YARA 1 File information Comments
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SHA256 hash: 70f6448c7123a3fdfeeea3f8a1bff79b749f622c9d1a5b6542e0cafc6e6372ce
SHA3-384 hash: 1bd2bce497d595d1b2d50f9339d654e13c790d2d63bb09eb385e50782dad97974298745f6d549fb297f20057ff77763c
SHA1 hash: af54639ddd3a2585635cc0699374de872bdf588a
MD5 hash: 930fe12236c4f4fb72dede56a721b9d5
humanhash: fanta-echo-burger-charlie
File name:ECEX2240 304 sheets 42.047mt RFQ-221115-1.js
Download: download sample
Signature Vjw0rm
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File size:44'576 bytes
First seen:2022-11-17 17:55:31 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 768:6/Dsi+Vh6I8fj42+NampOoPwZw55Fb85e+MmwvhcLYf5tFUTGI74A0O8PqR:DKb6NamHew5Tbj+M5FfmTEA0OEqR
TLSH T149137D66D9239B90DB48374309F8DC282FB8BC6F36B05D1E6700C598229102DB2EE5BD
Reporter abuse_ch
Tags:js vjw0rm


Avatar
abuse_ch
Vjw0rm C2:
http://vipdata2.ddns.net:21234/is-ready

Intelligence

File Origin
# of uploads :
1
# of downloads :
265
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.JS.Trojan.Cryxos.10935.1853.10346.UNOFFICIAL
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Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm evasive obfuscated wscript.exe
Link:
https://www.filescan.io/uploads/637675b36fda73cab64e3e03/reports/3804a1c4-e983-42e4-9d49-ae27340ce75d/overview
Result
Threat name:
WSHRat, VjW0rm
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Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1116003
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
Multi AV Scanner detection for submitted file
Potential malicious VBS/JS script found (suspicious encoded strings)
Potential obfuscated javascript found
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:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 748713 Sample: ECEX2240 304 sheets 42.047m... Startdate: 17/11/2022 Architecture: WINDOWS Score: 100 61 Sigma detected: Register Wscript In Run Key 2->61 63 Snort IDS alert for network traffic 2->63 65 Multi AV Scanner detection for domain / URL 2->65 67 12 other signatures 2->67 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 39 C:\Users\user\AppData\Roaming\QhFBKsXrcc.js, ASCII 7->39 dropped 41 ECEX2240 304 sheet....js:Zone.Identifier, ASCII 7->41 dropped 43 ECEX2240 304 sheet...7mt RFQ-221115-1.js, ASCII 7->43 dropped 45 2 other malicious files 7->45 dropped 75 System process connects to network (likely due to code injection or exploit) 7->75 77 Detected WSHRat 7->77 79 JScript performs obfuscated calls to suspicious functions 7->79 83 2 other signatures 7->83 18 wscript.exe 8 7->18         started        22 wscript.exe 1 13 7->22         started        81 Wscript called in batch mode (surpress errors) 11->81 25 wscript.exe 11->25         started        27 wscript.exe 11->27         started        53 vipdata2.ddns.net 13->53 29 wscript.exe 13->29         started        55 javaautorun.duia.ro 16->55 file5 signatures6 process7 dnsIp8 47 vipdata2.ddns.net 134.19.179.235, 21234, 49717, 49719 GLOBALLAYERNL Netherlands 18->47 31 wscript.exe 18->31         started        49 javaautorun.duia.ro 154.120.76.213, 5465 SpectranetNG Nigeria 22->49 37 C:\Users\user\AppData\...\QhFBKsXrcc.js, ASCII 22->37 dropped 71 System process connects to network (likely due to code injection or exploit) 25->71 73 Wscript called in batch mode (surpress errors) 25->73 34 wscript.exe 25->34         started        51 192.168.2.1 unknown unknown 29->51 file9 signatures10 process11 dnsIp12 57 javaautorun.duia.ro 31->57 59 javaautorun.duia.ro 34->59 69 System process connects to network (likely due to code injection or exploit) 34->69 signatures13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/70f6448c7123a3fdfeeea3f8a1bff79b749f622c9d1a5b6542e0cafc6e6372ce/
Threat name:
Script-JS.Trojan.Cryxos
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Status:
Malicious
First seen:
2022-11-17 17:56:05 UTC
File Type:
Text (JavaScript)
AV detection:
9 of 40 (22.50%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=od3ejddreor737xoup4kdp7xtn2j6yrmtunfwzkc4dfpy3tdolha._file
Result
Malware family:
wshrat
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Score:
  10/10
Tags:
family:vjw0rm family:wshrat persistence trojan worm
Link:
https://tria.ge/reports/221117-wh1cbsbb2w/
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://vipdata2.ddns.net:21234
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/70f6448c7123/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:SUSP_obfuscated_JS_obfuscatorio
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Author:@imp0rtp3
Description:Detects JS obfuscation done by the js obfuscator (often malicious)
Reference:https://obfuscator.io

File information

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

Comments