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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 08d5d900b3a8e184322de8b75cdedbe01110f31e54f3569a4384578a3f4d17f1. 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


WSHRAT


Vendor detections: 7


Intelligence 7 IOCs YARA 1 File information Comments
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SHA256 hash: 08d5d900b3a8e184322de8b75cdedbe01110f31e54f3569a4384578a3f4d17f1
SHA3-384 hash: b0b127aafc3f0b7b91efed25903a98aa47ebd29a3bccfed19e36209c5f9b89a6c04ed7148277193d9bbc9244f34ac97c
SHA1 hash: 4f5bb8e2d6793142f6869b6de3cf8268abc8d1e8
MD5 hash: 65847356bd0afee1a1225141a38a3424
humanhash: lion-wolfram-may-missouri
File name:RFQ.js
Download: download sample
Signature WSHRAT
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File size:285'849 bytes
First seen:2022-11-25 07:00:06 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 6144:c7JfQS1u8l3rsgxFv+VpgCpjz/Zizz8f1+Nl0OaSs:70bN+zgCpWA8cfJ
TLSH T1F754F12489851FD4EF5D2D074ABD6E2C4774BCDF14912D8FE312BC88A6F6409A12B2DD
Reporter abuse_ch
Tags:js RAT wshrat


Avatar
abuse_ch
WSHRAT C2:
185.246.221.12:3609

Intelligence

File Origin
# of uploads :
1
# of downloads :
211
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Script.SNH-gen.2076.6179.UNOFFICIAL
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Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm evasive fingerprint obfuscated wscript.exe
Link:
https://www.filescan.io/uploads/6380682f559d07a06f4755e0/reports/0372a34b-4968-403c-bfa3-fd157694de20/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/1121053
Signature
Antivirus detection for URL or domain
Contains VNC / remote desktop functionality (version string found)
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
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
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: VjW0rm
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
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: 753769 Sample: RFQ.js Startdate: 25/11/2022 Architecture: WINDOWS Score: 100 52 Snort IDS alert for network traffic 2->52 54 Antivirus detection for URL or domain 2->54 56 Multi AV Scanner detection for submitted file 2->56 58 8 other signatures 2->58 7 wscript.exe 1 7 2->7         started        11 wscript.exe 1 2->11         started        13 wscript.exe 12 2->13         started        process3 dnsIp4 30 C:\Users\user\RFQ.js:Zone.Identifier, ASCII 7->30 dropped 32 C:\Users\user\RFQ.js, ASCII 7->32 dropped 34 C:\Users\user\AppData\Roaming\YrOEWnslxF.js, ASCII 7->34 dropped 36 2 other malicious files 7->36 dropped 60 System process connects to network (likely due to code injection or exploit) 7->60 62 Detected WSHRat 7->62 64 JScript performs obfuscated calls to suspicious functions 7->64 68 3 other signatures 7->68 16 wscript.exe 16 7->16         started        20 wscript.exe 1 13 7->20         started        66 Wscript called in batch mode (surpress errors) 11->66 23 wscript.exe 11->23         started        46 javaautorun.duia.ro 13->46 file5 signatures6 process7 dnsIp8 38 harold.2waky.com 185.246.221.12, 3609, 49714, 49719 LVLT-10753US Germany 16->38 40 ip-api.com 208.95.112.1, 49713, 80 TUT-ASUS United States 16->40 48 System process connects to network (likely due to code injection or exploit) 16->48 50 Wscript called in batch mode (surpress errors) 16->50 25 wscript.exe 16->25         started        42 javaautorun.duia.ro 154.120.77.219, 5465 SpectranetNG Nigeria 20->42 28 C:\Users\user\AppData\...\YrOEWnslxF.js, ASCII 20->28 dropped file9 signatures10 process11 dnsIp12 44 javaautorun.duia.ro 25->44
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/08d5d900b3a8e184322de8b75cdedbe01110f31e54f3569a4384578a3f4d17f1/
Threat name:
Script-JS.Trojan.Vjw0rm
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Status:
Malicious
First seen:
2022-11-25 07:01:07 UTC
File Type:
Text (JavaScript)
AV detection:
12 of 39 (30.77%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=bdk5saftvdqyimrn5c3vzxw34airb4y6ktzvngsdqrlyup2nc7yq._file
Result
Malware family:
wshrat
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Score:
  10/10
Tags:
family:vjw0rm family:wshrat trojan worm
Link:
https://tria.ge/reports/221125-hsqc8ahf65/
Behaviour
Script User-Agent
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Looks up external IP address via web service
Checks computer location settings
Drops startup file
Blocklisted process makes network request
Vjw0rm
WSHRAT
Malware Config
C2 Extraction:
http://harold.2waky.com:3609
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/08d5d900b3a8/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Backdoor
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/08d5d900b3a8e184322de8b75cdedbe01110f31e54f3569a4384578a3f4d17f1

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:Base64_Encoded_Powershell_Directives
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File information

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

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