MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6448d492f5b94a80f53421e63bbc022eaa64f279d3c43d47292623b91437f5f1. 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


Vidar


Vendor detections: 14


Intelligence 14 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6448d492f5b94a80f53421e63bbc022eaa64f279d3c43d47292623b91437f5f1
SHA3-384 hash: a988181e2012f86b3ab3c44a0022df29cfa9274176ec6dcf494bb4532f70607655c0899a9ad63975b8381b996cffa143
SHA1 hash: f5cc6e958d3badb5f7b39bc9f08d37e2ed363f99
MD5 hash: 2d973ca23cb57d6a2debb73b18fec477
humanhash: vermont-pasta-cola-potato
File name:file
Download: download sample
Signature Vidar
Create hunting rule
File size:588'800 bytes
First seen:2026-02-08 16:01:25 UTC
Last seen:2026-02-08 16:21:37 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash fc960b9f00b5c476474282bb39f86c38 (3 x Vidar)
ssdeep 12288:+cVR9cLXtGJKYvFSPXLI6zavBjR2+Q40S:+cVR9lKocLISavBjR/2S
TLSH T14DC42A7EAC14E327F60CA0BEE287D3534F6578110236BA931CBA972411495739B877EE
TrID 44.4% (.EXE) Win64 Executable (generic) (10522/11/4)
21.3% (.EXE) Win16 NE executable (generic) (5038/12/1)
8.7% (.ICL) Windows Icons Library (generic) (2059/9)
8.5% (.EXE) OS/2 Executable (generic) (2029/13)
8.4% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter abuse_ch
Tags:exe upx-dec vidar


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 4510f64b4bcae808385e575fdc3c7cc3f3aea43ad52585d7c68369f32cfadd3c
File size (compressed) :204'288 bytes
File size (de-compressed) :588'800 bytes
Format:win64/pe
Packed file: 4510f64b4bcae808385e575fdc3c7cc3f3aea43ad52585d7c68369f32cfadd3c

Intelligence

File Origin
# of uploads :
2
# of downloads :
97
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Vidar
Details
Vidar
c2 urls, useragents, c2 handshake magic parameters, a version, and a missionid
Link:
https://research.acce.ciphertechsolutions.com/results/9b2c84a5-66dd-40aa-90af-31ef0ca5c5c5/
Malware family:
vidar
Create hunting rule
ID:
1
File name:
_6448d492f5b94a80f53421e63bbc022eaa64f279d3c43d47292623b91437f5f1.exe
Verdict:
Malicious activity
Analysis date:
2026-02-08 16:02:51 UTC
Tags:
stealer stealc vidar xor-url generic
Link:
https://app.any.run/tasks/1c572dca-187c-4da8-ad36-221ba1f3a233

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/52695/
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6988b3894c8b031249cd7944
Tags:
ransomware virus remo
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug base64 fingerprint obfuscated
Link:
https://www.filescan.io/uploads/6988b385930564ff3c9281b1/reports/01693228-9bbc-4dfd-ada1-24d38a9375fe/overview
Verdict:
Malicious
Labled as:
Zusy.Generic
Link:
https://www.hybrid-analysis.com/sample/6448d492f5b94a80f53421e63bbc022eaa64f279d3c43d47292623b91437f5f1
Result
Gathering data
Verdict:
Malicious
File Type:
exe x64
Detections:
Trojan-PSW.Win64.Vidar.x
Link:
https://opentip.kaspersky.com/6448d492f5b94a80f53421e63bbc022eaa64f279d3c43d47292623b91437f5f1/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/4151d4b5-8e73-490e-bf31-c172bd78e049
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1865660
Signature
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to detect sleep reduction / modifications
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses string decryption to hide its real strings
Sets debug register (to hijack the execution of another thread)
Suricata IDS alerts for network traffic
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Writes to foreign memory regions
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1865660 Sample: file.exe Startdate: 08/02/2026 Architecture: WINDOWS Score: 100 37 c2h.itho.eu.org 2->37 39 telegram.me 2->39 41 ogads-pa.clients6.google.com 2->41 63 Suricata IDS alerts for network traffic 2->63 65 Antivirus / Scanner detection for submitted sample 2->65 67 Multi AV Scanner detection for submitted file 2->67 69 3 other signatures 2->69 9 file.exe 16 2->9         started        signatures3 process4 dnsIp5 57 c2h.itho.eu.org 172.67.172.243, 443, 49690, 49692 CLOUDFLARENETUS United States 9->57 59 telegram.me 149.154.167.99, 443, 49689 TELEGRAMRU United Kingdom 9->59 71 Tries to harvest and steal browser information (history, passwords, etc) 9->71 73 Sets debug register (to hijack the execution of another thread) 9->73 75 Writes to foreign memory regions 9->75 77 7 other signatures 9->77 13 chrome.exe 3 9->13         started        16 chrome.exe 9->16         started        18 chrome.exe 2 9->18         started        20 2 other processes 9->20 signatures6 process7 dnsIp8 61 192.168.2.6, 138, 443, 49349 unknown unknown 13->61 22 chrome.exe 13->22         started        25 chrome.exe 16->25         started        27 chrome.exe 16->27         started        29 chrome.exe 18->29         started        31 chrome.exe 20->31         started        33 chrome.exe 20->33         started        process9 dnsIp10 49 5 other IPs or domains 22->49 43 142.250.190.234, 443, 49777, 49778 GOOGLEUS United States 25->43 35 WerFault.exe 16 25->35         started        51 3 other IPs or domains 27->51 45 142.250.188.10, 443, 49736, 49739 GOOGLEUS United States 29->45 53 2 other IPs or domains 29->53 55 4 other IPs or domains 31->55 47 142.250.80.68, 443, 49797, 49798 GOOGLEUS United States 33->47 process11
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6448d492f5b94a80f53421e63bbc022eaa64f279d3c43d47292623b91437f5f1
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/2d973ca23cb57d6a2debb73b18fec477
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6448d492f5b94a80f53421e63bbc022eaa64f279d3c43d47292623b91437f5f1/
Verdict:
Malicious
Threat:
Family.STEALC
Link:
https://tip.neiki.dev/file/6448d492f5b94a80f53421e63bbc022eaa64f279d3c43d47292623b91437f5f1
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mrenjexvxffib5juehtdxpacf2vgj4tz2pcd2rzjeyr3sfbx6xyq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/260208-tgwlmshv6d/
Unpacked files
SH256 hash:
6448d492f5b94a80f53421e63bbc022eaa64f279d3c43d47292623b91437f5f1
MD5 hash:
2d973ca23cb57d6a2debb73b18fec477
SHA1 hash:
f5cc6e958d3badb5f7b39bc9f08d37e2ed363f99
Detections:
win_bazarbackdoor_auto
Create hunting rule
SUSP_XORed_URL_In_EXE
Create hunting rule
SUSP_XORed_Mozilla
Create hunting rule
Link:
https://www.unpac.me/results/da31e2b1-62a0-4abd-ba9b-9969144ad5cf/
Parent samples :
4510f64b4bcae808385e575fdc3c7cc3f3aea43ad52585d7c68369f32cfadd3c
6448d492f5b94a80f53421e63bbc022eaa64f279d3c43d47292623b91437f5f1
Malware family:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6448d492f5b9/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:Check_Debugger
Create hunting rule
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__RemoteAPI
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:SUSP_XORed_URL_In_EXE
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:SUSP_XORed_URL_in_EXE_RID2E46
Create hunting rule
Author:Florian Roth
Description:Detects an XORed URL in an executable
Reference:https://twitter.com/stvemillertime/status/1237035794973560834
Rule name:sus_pe_free_without_allocation
Create hunting rule
Author:Maxime THIEBAUT (@0xThiebaut)
Description:Detects an executable importing functions to free memory without importing allocation functions, often indicative of dynamic import resolution
Rule name:win_bazarbackdoor_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.bazarbackdoor.

File information

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

Web download

Vidar

Executable exe 4510f64b4bcae808385e575fdc3c7cc3f3aea43ad52585d7c68369f32cfadd3c

Vidar

Executable exe 6448d492f5b94a80f53421e63bbc022eaa64f279d3c43d47292623b91437f5f1

(this sample)

  
Dropped by
SHA256 4510f64b4bcae808385e575fdc3c7cc3f3aea43ad52585d7c68369f32cfadd3c
  
URLhaus
https://urlhaus.abuse.ch/url/3774557/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 6b62dc42c83e0288d2a6f8298b864105
Cape
Cape
https://www.capesandbox.com/analysis/52695/

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