MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a9b0c2ad5ec288376408e0527875484ecfad275487637111265feaba7f92ea05. 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: 15


Intelligence 15 IOCs YARA 21 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a9b0c2ad5ec288376408e0527875484ecfad275487637111265feaba7f92ea05
SHA3-384 hash: e4938e9889e7fa7feb0157bffe69387a67a0b2e9487839c4e100214eadb7b2ff8bd43d094dbd8cca29034e93b8165220
SHA1 hash: 35bd2f506a9491254571991c15dcbad710ca7630
MD5 hash: bdc6c166e2224dbd227939201aa57d7a
humanhash: golf-stream-muppet-comet
File name:file
Download: download sample
Signature Vidar
Create hunting rule
File size:8'484'864 bytes
First seen:2026-02-03 01:57:00 UTC
Last seen:2026-02-03 02:19:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f47ade0a3340a3f0a680f27aee4992ff (31 x Vidar)
ssdeep 49152:iNmsz0dK6ix/yNJb8eJ054ejlMNkrTeSvxlLo7MH5CjXmczgAQ49dpCMEUcWWcu:iz7Vp7cQ49d/cFcu
TLSH T1D986297FB2959268C26D863FC4A7CF40F5F371761B33C6E7129007A88A468D99E7E520
TrID 63.4% (.EXE) Win64 Executable (generic) (10522/11/4)
12.2% (.EXE) OS/2 Executable (generic) (2029/13)
12.0% (.EXE) Generic Win/DOS Executable (2002/3)
12.0% (.EXE) DOS Executable Generic (2000/1)
0.1% (.VXD) VXD Driver (29/21)
Magika pebin
Reporter Bitsight
Tags:dropped-by-gcleaner exe f ONE.file vidar


Avatar
Bitsight
url: http://195.178.136.38/service

Intelligence

File Origin
# of uploads :
2
# of downloads :
153
Origin country :
US US
Vendor Threat Intelligence
No detections
Malware family:
vidar
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2026-02-03 01:58:18 UTC
Tags:
stealer stealc vidar delphi xor-url generic api-base64
Link:
https://app.any.run/tasks/32310ccd-f0b6-42fc-9a31-576099e5ee7a

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/51374/
Verdict:
Malicious
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=698156114cec271dd70546c5
Tags:
ransomware small
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Creating a window
Searching for synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Connection attempt to an infection source
Query of malicious DNS domain
Sending a TCP request to an infection source
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
adaptive-context anti-debug embarcadero_delphi fingerprint keylogger packed
Link:
https://www.filescan.io/uploads/69815607981ff1d38a45bef7/reports/9e649bfe-cdd1-43a9-8490-21690a459d65/overview
Verdict:
Malicious
Labled as:
HVM:TrojanDownloader/Lotok.ds
Link:
https://www.hybrid-analysis.com/sample/a9b0c2ad5ec288376408e0527875484ecfad275487637111265feaba7f92ea05
Verdict:
Malicious
File Type:
exe x64
Detections:
Trojan-PSW.Win32.Vidar.d HEUR:Trojan.Win32.Shelma.gen
Link:
https://opentip.kaspersky.com/a9b0c2ad5ec288376408e0527875484ecfad275487637111265feaba7f92ea05/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/119380d2-7a1d-4f46-aeb8-5d298aa042bd
Score:
74%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a9b0c2ad5ec288376408e0527875484ecfad275487637111265feaba7f92ea05
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/bdc6c166e2224dbd227939201aa57d7a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a9b0c2ad5ec288376408e0527875484ecfad275487637111265feaba7f92ea05/
Verdict:
Malicious
Threat:
Family.STEALC
Link:
https://tip.neiki.dev/file/a9b0c2ad5ec288376408e0527875484ecfad275487637111265feaba7f92ea05
Threat name:
Win64.Spyware.Vidar
Create hunting rule
Status:
Suspicious
First seen:
2026-02-03 01:59:05 UTC
File Type:
PE+ (Exe)
Extracted files:
23
AV detection:
7 of 24 (29.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vgymflk6ykedozai4bjhq5kij3h22j2uq5rxcejgl7vlu74s5icq._file
Result
Malware family:
vidar
Create hunting rule
Score:
  10/10
Tags:
family:vidar stealer
Link:
https://tria.ge/reports/260203-cdg6eags6d/
Behaviour
Detects Vidar Stealer
Vidar
Vidar family
Unpacked files
SH256 hash:
a9b0c2ad5ec288376408e0527875484ecfad275487637111265feaba7f92ea05
MD5 hash:
bdc6c166e2224dbd227939201aa57d7a
SHA1 hash:
35bd2f506a9491254571991c15dcbad710ca7630
Link:
https://www.unpac.me/results/beb8a464-a1e1-44f3-8370-dcb1ff9501c5/
Malware family:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a9b0c2ad5ec2/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/a9b0c2ad5ec288376408e0527875484ecfad275487637111265feaba7f92ea05

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:Borland
Create hunting rule
Author:malware-lu
Rule name:Check_Debugger
Create hunting rule
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
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:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:dgaagas
Create hunting rule
Author:Harshit
Description:Uses certutil.exe to download a file named test.txt
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
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:telebot_framework
Create hunting rule
Author:vietdx.mb
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

File information

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

Web download

Vidar

Executable exe a9b0c2ad5ec288376408e0527875484ecfad275487637111265feaba7f92ea05

(this sample)

  
Dropped by
Gcleaner
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/51374/

Comments