MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 e99fa3d30fea172d198a8290b19a7b4dbc5fbd58f82e8afe456f5f1709a4bb5e. 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
| SHA256 hash: | e99fa3d30fea172d198a8290b19a7b4dbc5fbd58f82e8afe456f5f1709a4bb5e |
|---|---|
| SHA3-384 hash: | 519e6f1909743a6ad5e616cc03347322ecc39ab2adcba9982681f1091e6497a5982caad3e2e2cada530be85c0a5af695 |
| SHA1 hash: | 9458841c59c0675aa0f766f062cb174a0f6b6e2a |
| MD5 hash: | 9dd4b03125fb1079bf18e0b0d1d8351c |
| humanhash: | tango-nineteen-one-colorado |
| File name: | Confirmation Transfer Copy MT103 Ref00000126.js |
| Download: | download sample |
| Signature | Vjw0rm |
| File size: | 37'652 bytes |
| First seen: | 2022-07-23 05:10:17 UTC |
| Last seen: | Never |
| File type: |  js |
| MIME type: | text/plain |
| ssdeep | 768:K7u9KLrjTGLL/tsuSiIWF3oh61uEonxi0/OIEmM4gO5faI:Ou9KD6L2uSXW6hWknxi0/Ot4gO9aI |
| TLSH | T1C4F25C59CD3217A6EF5427055FFCED282B3C7C5E28B0387E672851CC926242D62ED6AC |
| Reporter |  abuse_ch |
| Tags: | js vjw0rm |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| http://fresh01.ddns.net:2256/is-ready | https://threatfox.abuse.ch/ioc/839195/ |
| 103.186.66.210:2256 | https://threatfox.abuse.ch/ioc/839196/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
371
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
Creates multiple autostart registry keys
Detected WSHRat
Drops script or batch files to the startup folder
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)
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Sigma detected: Drops script at startup location
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:
Threat name:
Script.Trojan.Heuristic
Status:
Malicious
First seen:
2022-07-22 12:59:52 UTC
File Type:
Text
AV detection:
8 of 40 (20.00%)
Threat level:
2/5
Detection(s):
Malicious file
Result
Malware family:
wshrat
Score:
10/10
Tags:
family:vjw0rm family:wshrat persistence suricata 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
suricata: ET MALWARE WSHRAT CnC Checkin
suricata: ET MALWARE Worm.VBS Dunihi/Houdini/H-Worm/WSHRAT Checkin 1
Malware Config
C2 Extraction:
http://fresh01.ddns.net:2256
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Vjw0rm
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
No further information available
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