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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9a0772ccf13ca7650e35bf626543250e6b4e1b5359f849c7e35515ca152bbd23. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9a0772ccf13ca7650e35bf626543250e6b4e1b5359f849c7e35515ca152bbd23
SHA3-384 hash: bacf2f9fb430f830b74688fa922afb7b0b31a0e70ff74fe92936797be2bc77dd16ca93c814f1ccc5b81589a673455503
SHA1 hash: 93d66991d1d1e5c0bcabd6e09bc11f178758575c
MD5 hash: 83b651aee65370fbeb60b5c3c107f511
humanhash: connecticut-venus-fanta-sixteen
File name:lsWmFUhNjQp0wer.js
Download: download sample
Signature Vjw0rm
Create hunting rule
File size:16'823 bytes
First seen:2022-07-21 04:05:39 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 384:O2yWdzq6W2R8En8RBty/atjM8TLIVgKMlowfMo:IEqunofy/WLIVIowfMo
TLSH T156729E89AE34AFB4CF7416844AADDE5D0FFC8E0F6810596D3632EA44B5F0908292F25D
Reporter abuse_ch
Tags:js vjw0rm


Avatar
abuse_ch
Vjw0rm C2:
http://198.23.212.140:63006/Vre

Indicators Of Compromise (IOCs)

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

IOCThreatFox Reference
http://198.23.212.140:63006/Vre https://threatfox.abuse.ch/ioc/838954/

Intelligence

File Origin
# of uploads :
1
# of downloads :
333
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.JS.Trojan.Cryxos.9784.28313.31089.UNOFFICIAL
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm evasive obfuscated
Link:
https://www.filescan.io/uploads/62d8d0e70e298a94f3e637c3/reports/0485c226-3ce3-449e-b8f7-7dd9d99db30a/overview
Result
Threat name:
VjW0rm
Create hunting rule
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1038284
Signature
Antivirus detection for URL or domain
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)
Potential obfuscated javascript found
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Sigma detected: Drops script at startup location
System process connects to network (likely due to code injection or exploit)
Wscript called in batch mode (surpress errors)
Yara detected VjW0rm
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 670778 Sample: lsWmFUhNjQp0wer.js Startdate: 21/07/2022 Architecture: WINDOWS Score: 100 35 franmhort.duia.ro 2->35 49 Multi AV Scanner detection for domain / URL 2->49 51 Antivirus detection for URL or domain 2->51 53 Multi AV Scanner detection for submitted file 2->53 55 4 other signatures 2->55 7 wscript.exe 1 17 2->7         started        12 wscript.exe 13 2->12         started        14 wscript.exe 12 2->14         started        16 2 other processes 2->16 signatures3 process4 dnsIp5 41 198.23.212.140, 63006 AS-COLOCROSSINGUS United States 7->41 27 C:\...\lsWmFUhNjQp0wer.js:Zone.Identifier, ASCII 7->27 dropped 29 C:\Users\user\AppData\...\lsWmFUhNjQp0wer.js, ASCII 7->29 dropped 31 C:\Users\user\AppData\Roaming\HNEptoWZrL.js, ASCII 7->31 dropped 33 2 other malicious files 7->33 dropped 59 System process connects to network (likely due to code injection or exploit) 7->59 61 JScript performs obfuscated calls to suspicious functions 7->61 63 Drops script or batch files to the startup folder 7->63 65 Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes) 7->65 18 wscript.exe 1 13 7->18         started        67 Wscript called in batch mode (surpress errors) 12->67 22 wscript.exe 12->22         started        43 franmhort.duia.ro 14->43 45 franmhort.duia.ro 16->45 47 franmhort.duia.ro 16->47 file6 signatures7 process8 dnsIp9 37 franmhort.duia.ro 91.192.100.8, 49758, 49760, 49761 AS-SOFTPLUSCH Switzerland 18->37 25 C:\Users\user\AppData\...\HNEptoWZrL.js, ASCII 18->25 dropped 39 192.168.2.1 unknown unknown 22->39 57 System process connects to network (likely due to code injection or exploit) 22->57 file10 signatures11
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/9a0772ccf13ca7650e35bf626543250e6b4e1b5359f849c7e35515ca152bbd23/
Threat name:
Script-JS.Downloader.Nemucod
Create hunting rule
Status:
Malicious
First seen:
2022-07-21 04:06:05 UTC
File Type:
Text (JavaScript)
AV detection:
12 of 40 (30.00%)
Threat level:
  3/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=tidxfthrhstwkdrvx5rgkqzfbzvu4g2tlh4etr7dkuk4ufjlxurq._file
Result
Malware family:
vjw0rm
Create hunting rule
Score:
  10/10
Tags:
family:vjw0rm persistence trojan worm
Link:
https://tria.ge/reports/220721-en3k7scfa2/
Behaviour
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
Malware Config
C2 Extraction:
http://198.23.212.140:63006
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/9a0772ccf13c/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.64
Link:
https://yomi.yoroi.company/submissions/9a0772ccf13ca7650e35bf626543250e6b4e1b5359f849c7e35515ca152bbd23

File information

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

Comments