MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b51faaf89ca817bb943abf2b161537106eeaf0b1f0114b406c5c9ab9a4ce1f66. 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: 13


Intelligence 13 IOCs YARA 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b51faaf89ca817bb943abf2b161537106eeaf0b1f0114b406c5c9ab9a4ce1f66
SHA3-384 hash: 6e963ffdf31112615c4d95870df6c77dc63bdf6d969f0bf12844c14d457bf1f3757e88962068e874b448eea299facef4
SHA1 hash: c516801d8e740945d3796ee069fe7df489a069fd
MD5 hash: 04146834f071a3864eb8fc0fc6bfece6
humanhash: hydrogen-california-dakota-ack
File name:file
Download: download sample
Signature Vidar
Create hunting rule
File size:1'144'320 bytes
First seen:2025-09-10 04:00:42 UTC
Last seen:2025-09-14 04:03:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash da81261259e99bfaae1a58c0222953dc (5 x LummaStealer, 1 x Rhadamanthys, 1 x Vidar)
ssdeep 12288:f6S6ZAccU2F86v+1oRd0eddcAS4yr/qQLYV/zIRLFRy82zjHlXh6zkfwzdFt7o/l:T6Z8FilvUuizpX0GaIG4Vd8WQPa
TLSH T18B35D018ACBA80D5FCD300726B55A212E9737DB78F1899A740FC8720164ADDD1B3B7B6
TrID 63.5% (.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)
Magika pebin
Reporter Bitsight
Tags:dropped-by-amadey exe vidar


Avatar
Bitsight
url: http://178.16.55.70/v3434.exe

Intelligence

File Origin
# of uploads :
20
# of downloads :
190
Origin country :
US US
Vendor Threat Intelligence
Malware family:
amadey
Create hunting rule
ID:
1
File name:
db62169366eb4261386eec402348c304ccad9853ef57afe5c7c75f44c6497668.exe
Verdict:
Malicious activity
Analysis date:
2025-09-10 01:55:46 UTC
Tags:
lumma stealer themida payload amadey auto redline loader botnet arch-exec vidar telegram stealc rdp ddr anti-evasion coinminer miner purelogs
Link:
https://app.any.run/tasks/4cb0fb4d-53e2-4168-a1d6-a8749344ffef

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/26587/
Detection(s):
Win.Packed.Lazy-10057857-0
Create hunting rule

Verdict:
Clean
Score:
89.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68c0f7f5b20052598879579f
Tags:
n/a
Result
Verdict:
Clean
Maliciousness:

Behaviour
Unauthorized injection to a recently created process
Restart of the analyzed sample
Сreating synchronization primitives
Behavior that indicates a threat
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
lumma microsoft_visual_cc packed unsafe
Link:
https://www.filescan.io/uploads/68c0f7f8e864559469245ca3/reports/2849487e-8f54-4744-ad84-f4dfecb50c11/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/b51faaf89ca817bb943abf2b161537106eeaf0b1f0114b406c5c9ab9a4ce1f66
Verdict:
Malicious
File Type:
exe x64
First seen:
2025-09-09T23:06:00Z UTC
Last seen:
2025-09-09T23:06:00Z UTC
Hits:
~100
Detections:
Trojan-PSW.Win32.Stealerc.rea Trojan-PSW.Vidar.HTTP.C&C Trojan-PSW.Stealerc.TCP.C&C Trojan-PSW.Stealerc.HTTP.C&C Trojan-PSW.Win32.Vidar.sb Trojan-PSW.Win32.Stealerc.sb BSS:Trojan.Win32.Generic
Link:
https://opentip.kaspersky.com/b51faaf89ca817bb943abf2b161537106eeaf0b1f0114b406c5c9ab9a4ce1f66/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/461cfba6-02cc-4d90-8697-c5074ee25dd5
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b51faaf89ca817bb943abf2b161537106eeaf0b1f0114b406c5c9ab9a4ce1f66
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b51faaf89ca817bb943abf2b161537106eeaf0b1f0114b406c5c9ab9a4ce1f66/
Verdict:
Malicious
Threat:
Family.VIDAR
Link:
https://tip.neiki.dev/file/b51faaf89ca817bb943abf2b161537106eeaf0b1f0114b406c5c9ab9a4ce1f66
Threat name:
Win64.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-09-10 00:13:13 UTC
File Type:
PE+ (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wup2v6e4val3xfb2x4vrmfjxcbxov4fr6aiuwqdmlsnltjgod5ta._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/250910-ek3rssvtay/
Behaviour
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
Stealc
YARA:
n/a
Link:
https://app.threat.zone/submission/213a5065-a0c0-4445-b215-9b7278264b06
Unpacked files
SH256 hash:
b51faaf89ca817bb943abf2b161537106eeaf0b1f0114b406c5c9ab9a4ce1f66
MD5 hash:
04146834f071a3864eb8fc0fc6bfece6
SHA1 hash:
c516801d8e740945d3796ee069fe7df489a069fd
Link:
https://www.unpac.me/results/85aa93c6-4c9d-48b5-8b7a-8870e5d7eaca/
Malware family:
XWorm
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b51faaf89ca8/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/b51faaf89ca817bb943abf2b161537106eeaf0b1f0114b406c5c9ab9a4ce1f66

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
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:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:gcleaner
Create hunting rule
Author:Michelle Khalil
Description:This rule detects unpacked gcleaner stealer malware samples.
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:ThreadControl__Context
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Vidar_unpacked_PulseIntel
Create hunting rule
Author:PulseIntel
Description:Vidar Payload

File information

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

Web download

Vidar

Executable exe b51faaf89ca817bb943abf2b161537106eeaf0b1f0114b406c5c9ab9a4ce1f66

(this sample)

  
Dropped by
Amadey
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/26587/
  
URLhaus
https://urlhaus.abuse.ch/url/3615435/

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