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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fa304b07a41067eb15b646db4dd96d9be35e14684d20d7c74cc231b628212b53. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fa304b07a41067eb15b646db4dd96d9be35e14684d20d7c74cc231b628212b53
SHA3-384 hash: fff35d63c0599289262e3a1a1bc3ec3b7bb5e86c24e507d31b9935ea4e91436f1d2c9ec4f42f01dc4da56cee8a279722
SHA1 hash: d9055c216f4d5324422d2aceb5b5f8e8940cd508
MD5 hash: 0a408696cd3ce383aca0ebd3f71ded39
humanhash: sad-helium-romeo-leopard
File name:Order-POOPXDI23240044.js
Download: download sample
Signature Vjw0rm
Create hunting rule
File size:241'657 bytes
First seen:2023-06-16 05:45:17 UTC
Last seen:Never
File type:Java Script (JS) js
MIME type:text/plain
ssdeep 6144:voKqxDyKEDy41DShrQJYbMhERCGeGK3AklgF2GuuZde:Qo1DSqYyE8GKPl029se
TLSH T14B34435F331C57F4A9E71C89C3DE95BBD7C8CE15F01164A2FC74A00229192B1E9EDAA2
Reporter abuse_ch
Tags:js vjw0rm


Avatar
abuse_ch
Vjw0rm C2:
http://habsidut.kozow.com:5303/moz-sdk

Intelligence

File Origin
# of uploads :
1
# of downloads :
325
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.25834.JsHeur.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.25795.JsHeur.Sleep.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.VBS.Downloader-10.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.JS.Downloader-30.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.27200.JsHeur.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.25779.JsHeur.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.26618.JsHeur.UNOFFICIAL
Create hunting rule

Txt.Packed.Cryxos-7111887-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm evasive fingerprint lolbin wscript wscript.exe
Link:
https://www.filescan.io/uploads/648bf71bb346cfaa192f1add/reports/f760dedd-0ee9-428a-a31f-72b5dfd76923/overview
Verdict:
Malicious
Labled as:
Trojan.Cryxos.JS
Link:
https://www.hybrid-analysis.com/sample/fa304b07a41067eb15b646db4dd96d9be35e14684d20d7c74cc231b628212b53
Result
Threat name:
MailPassView, WSHRAT
Create hunting rule
Detection:
malicious
Classification:
phis.troj.spyw.expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1255784
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Benign windows process drops PE files
Contains functionality to modify clipboard data
Contains VNC / remote desktop functionality (version string found)
Creates autostart registry keys with suspicious names
Drops script or batch files to the startup folder
JavaScript file contains suspicious strings
JScript performs obfuscated calls to suspicious functions
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
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
System process connects to network (likely due to code injection or exploit)
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Tries to steal Mail credentials (via file registry)
Uses known network protocols on non-standard ports
Wscript called in batch mode (surpress errors)
Wscript starts Powershell (via cmd or directly)
Yara detected MailPassView
Yara detected WSHRAT
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 888804 Sample: Order-POOPXDI23240044.js Startdate: 16/06/2023 Architecture: WINDOWS Score: 100 69 Sigma detected: Register Wscript In Run Key 2->69 71 Malicious sample detected (through community Yara rule) 2->71 73 Antivirus detection for URL or domain 2->73 75 9 other signatures 2->75 8 wscript.exe 1 6 2->8         started        12 wscript.exe 1 2->12         started        14 wscript.exe 2->14         started        16 wscript.exe 2->16         started        process3 file4 53 Order-POOPXDI23240044.js:Zone.Identifier, ASCII 8->53 dropped 55 C:\Users\user\...\Order-POOPXDI23240044.js, ASCII 8->55 dropped 57 Order-POOPXDI23240044.js:Zone.Identifier, ASCII 8->57 dropped 59 C:\Users\user\...\Order-POOPXDI23240044.js, ASCII 8->59 dropped 89 System process connects to network (likely due to code injection or exploit) 8->89 91 Benign windows process drops PE files 8->91 93 JScript performs obfuscated calls to suspicious functions 8->93 95 6 other signatures 8->95 18 wscript.exe 2 438 8->18         started        signatures5 process6 dnsIp7 63 ip-api.com 208.95.112.1, 49704, 80 TUT-ASUS United States 18->63 65 habsidut.kozow.com 103.212.81.158, 49705, 49706, 49707 KANTIPUR-AS-APKantipurPublicationPvtLtdNP Bangladesh 18->65 67 wshsoft.company 194.59.164.67, 49709, 80 AS-HOSTINGERLT Germany 18->67 45 C:\Users\user\AppData\Roaming\...\pythonw.exe, PE32 18->45 dropped 47 C:\Users\user\AppData\...\python37.dll, PE32 18->47 dropped 49 C:\Users\user\AppData\Roaming\...\python3.dll, PE32 18->49 dropped 51 511 other files (350 malicious) 18->51 dropped 77 System process connects to network (likely due to code injection or exploit) 18->77 23 cmdc.exe 18->23         started        26 cmdc.exe 18->26         started        28 cmd.exe 18->28         started        31 5 other processes 18->31 file8 signatures9 process10 file11 79 Multi AV Scanner detection for dropped file 23->79 81 Tries to steal Mail credentials (via file registry) 23->81 83 Tries to steal Instant Messenger accounts or passwords 23->83 85 Contains functionality to modify clipboard data 23->85 87 Tries to steal Mail credentials (via file / registry access) 26->87 61 C:\Users\user\AppData\Roaming\wshout, ASCII 28->61 dropped 33 conhost.exe 28->33         started        35 python.exe 28->35         started        37 conhost.exe 31->37         started        39 conhost.exe 31->39         started        41 taskkill.exe 31->41         started        43 5 other processes 31->43 signatures12 process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fa304b07a41067eb15b646db4dd96d9be35e14684d20d7c74cc231b628212b53/
Threat name:
Script-WScript.Trojan.Irsaz
Create hunting rule
Status:
Malicious
First seen:
2023-06-16 05:46:06 UTC
File Type:
Text (VBS)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=7iyewb5ecbt6wfnwi3nu3wlntprv4fdijuqnpr2myiy3mkbbfnjq._file
Result
Malware family:
wshrat
Create hunting rule
Score:
  10/10
Tags:
family:wshrat persistence trojan
Link:
https://tria.ge/reports/230616-ggamyscg9y/
Behaviour
Kills process with taskkill
Script User-Agent
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Uses Volume Shadow Copy WMI provider
Uses Volume Shadow Copy service COM API
Enumerates physical storage devices
Adds Run key to start application
Looks up external IP address via web service
Checks computer location settings
Drops startup file
Blocklisted process makes network request
NirSoft MailPassView
Nirsoft
WSHRAT
WSHRAT payload
Malware Config
C2 Extraction:
http://habsidut.kozow.com:5303
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/fa304b07a410/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/fa304b07a41067eb15b646db4dd96d9be35e14684d20d7c74cc231b628212b53

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:BlackGuard_Rule
Create hunting rule
Author:Jiho Kim
Description:Yara rule for BlackGuarad Stealer v1.0 - v3.0
Reference:https://www.virustotal.com/gui/file/67843d45ba538eca29c63c3259d697f7e2ba84a3da941295b9207cdb01c85b71/detection
Rule name:CMD_Shutdown
Create hunting rule
Author:adm1n_usa32
Rule name:wsh_rat_vbs_decoded
Create hunting rule
Author:jeFF0Falltrades
Description:Alerts on the decoded WSH RAT VBScript

File information

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

Comments