MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3dca01519f6ea9a4da3b66ffb3aaf3ee57bd4323897a3c343750870c8f74385. 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: 12


Intelligence 12 IOCs YARA 27 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b3dca01519f6ea9a4da3b66ffb3aaf3ee57bd4323897a3c343750870c8f74385
SHA3-384 hash: 4d0c776cef0d517c186015b12386c231deadfcc185ce1706c1d6e83167c35d328bd4086e663cb857620ccb4a4b219f62
SHA1 hash: bee5a57fd8ec77bb530973a083a824d2b306b8ca
MD5 hash: e509165cb0d640ba8633392c55b83755
humanhash: finch-island-quiet-quiet
File name:mpclient.dll
Download: download sample
Signature Vidar
Create hunting rule
File size:3'479'224 bytes
First seen:2026-06-09 05:48:13 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d8b31f8c03e0c76ff245ed05a15ffe6c (67 x Vidar, 8 x RemusStealer, 4 x Stealc)
ssdeep 49152:WT2YOUenoOzFunHxKKWFjWDKph/JU0l63atRM2g0u7+grmcKRz+:Wy6OMoVjIKT/JFcatRPg0u7ZrhCz+
TLSH T117F58C4BBDE008B7C0A9523148B25252BB3DFC494B3667D32EA07A3A2E777D5AC75344
TrID 45.6% (.EXE) Microsoft Visual C++ compiled executable (generic) (16529/12/5)
18.0% (.EXE) Win64 Executable (generic) (6522/11/2)
13.9% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.6% (.ICL) Windows Icons Library (generic) (2059/9)
5.6% (.EXE) OS/2 Executable (generic) (2029/13)
Magika pebin
Reporter abuse_ch
Tags:dll exe signed vidar

Code Signing Certificate

Organisation:editions.geo.hosted.abcotvs.com
Issuer:Amazon RSA 2048 M04
Algorithm:sha256WithRSAEncryption
Valid from:2025-11-03T00:00:00Z
Valid to:2026-12-02T23:59:59Z
Serial number: 0471d0380c1b117bbcb99e8d3c29a16f
Intelligence: 14 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:SHA256
Thumbprint: fb11f1cce5a599c377b7c71db923ccc375293961f09a03ae30043e39e5ab0096
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
147
Origin country :
SE SE
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
mpclient.dll
Verdict:
No threats detected
Analysis date:
2026-06-07 20:46:51 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c0f73e0e-f25f-4b58-85a6-1fbc837696cf

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Vidar
Create hunting rule
Link:
https://www.capesandbox.com/analysis/70233/
Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a25d8b83e9eff6a6b689c65
Tags:
injection obfusc virus
Result
Verdict:
Clean
Maliciousness:

Behaviour
Launching the default Windows debugger (dwwin.exe)
Verdict:
Malicious
Labled as:
WinGo/Kryptik.TG trojan
Link:
https://www.hybrid-analysis.com/sample/b3dca01519f6ea9a4da3b66ffb3aaf3ee57bd4323897a3c343750870c8f74385
Verdict:
Malicious
File Type:
dll x64
First seen:
2026-06-07T17:54:00Z UTC
Last seen:
2026-06-11T00:22:00Z UTC
Hits:
~100
Detections:
Backdoor.Win64.Gsb.sb Backdoor.Win64.Gsb.gen Trojan-PSW.Stealerc.TCP.C&C Trojan-PSW.Stealerc.HTTP.C&C PDM:Trojan.Win32.Generic
Link:
https://opentip.kaspersky.com/b3dca01519f6ea9a4da3b66ffb3aaf3ee57bd4323897a3c343750870c8f74385/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/bb974f9b-fb08-4676-8449-69398317927d
Result
Threat name:
Vidar
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad.mine
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1924842
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to registers a callback to get notified when the system is suspended or resumed (often done by Miners)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Hides threads from debuggers
Joe Sandbox ML detected suspicious sample
Multi AV Scanner detection for submitted file
Potentially malicious time measurement code found
Suricata IDS alerts for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Download SVG
Score:
73%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b3dca01519f6ea9a4da3b66ffb3aaf3ee57bd4323897a3c343750870c8f74385
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b3dca01519f6ea9a4da3b66ffb3aaf3ee57bd4323897a3c343750870c8f74385/
Verdict:
Malicious
Threat:
Backdoor.Win64.Gsb
Link:
https://tip.neiki.dev/file/b3dca01519f6ea9a4da3b66ffb3aaf3ee57bd4323897a3c343750870c8f74385
Threat name:
Win64.Trojan.Kepavll
Create hunting rule
Status:
Malicious
First seen:
2026-06-07 20:46:57 UTC
File Type:
PE+ (Dll)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wpokafiz63vjutndwzx7wovph3sxxvbshcl2hq2douehbshxiocq._file
Verdict:
malicious
Label(s):
unc_go_loader_002
Create hunting rule
Similar samples:
error
Vidar
Result
Malware family:
n/a
Score:
  8/10
Tags:
credential_access discovery spyware stealer
Link:
https://tria.ge/reports/260609-ghqqkadw2y/
Behaviour
Checks processor information in registry
Enumerates system info in registry
Modifies data under HKEY_USERS
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of WriteProcessMemory
Browser Information Discovery
System Time Discovery
Drops file in Windows directory
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks installed software on the system
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of web browsers
Unsecured Credentials: Credentials In Files
Badlisted process makes network request
Unpacked files
SH256 hash:
b3dca01519f6ea9a4da3b66ffb3aaf3ee57bd4323897a3c343750870c8f74385
MD5 hash:
e509165cb0d640ba8633392c55b83755
SHA1 hash:
bee5a57fd8ec77bb530973a083a824d2b306b8ca
Link:
https://www.unpac.me/results/2009d279-797a-4f68-9764-a6ce95de25ed/
Malware family:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b3dca01519f6/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/b3dca01519f6ea9a4da3b66ffb3aaf3ee57bd4323897a3c343750870c8f74385

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:command_and_control
Create hunting rule
Author:CD_R0M_
Description:This rule searches for common strings found by malware using C2. Based on a sample used by a Ransomware group
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:DebuggerException__SetConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DetectGoMethodSignatures
Create hunting rule
Author:Wyatt Tauber
Description:Detects Go method signatures in unpacked Go binaries
Rule name:Detect_Go_GOMAXPROCS
Create hunting rule
Author:Obscurity Labs LLC
Description:Detects Go binaries by the presence of runtime.GOMAXPROCS in the runtime metadata
Rule name:FreddyBearDropper
Create hunting rule
Author:Dwarozh Hoshiar
Description:Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.
Rule name:GoBinTest
Create hunting rule
Rule name:golang
Create hunting rule
Rule name:Golangmalware
Create hunting rule
Author:Dhanunjaya
Description:Malware in Golang
Rule name:golang_binary_string
Create hunting rule
Description:Golang strings present
Rule name:golang_bin_JCorn_CSC846
Create hunting rule
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:golang_duffcopy_amd64
Create hunting rule
Rule name:Golang_Find_CSC846
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:Golang_Find_CSC846_Simple
Create hunting rule
Author:Ashar Siddiqui
Description:Find Go Signatuers
Rule name:HiveRansomware
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
Rule name:INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
Create hunting rule
Author:ditekSHen
Description:Detects Windows executables referencing non-Windows User-Agents
Rule name:pe_detect_tls_callbacks
Create hunting rule
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:ProgramLanguage_Golang
Create hunting rule
Author:albertzsigovits
Description:Application written in Golang programming language
Rule name:RemusStealer_GoPayload
Create hunting rule
Author:burger
Description:Detects RemusStealer Go-compiled payload
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Suspicious_Golang_Binary
Create hunting rule
Author:Tim Machac
Description:Triage: Golang-compiled binary with suspicious OS/persistence/network strings (not family-specific)
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
Rule name:TH_AntiVM_MassHunt_Win_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Detects Windows malware employing anti-VM / anti-sandbox evasion techniques across VMware, VirtualBox, Hyper-V, QEMU, Xen, and generic sandbox environments
Reference:https://cyfare.net/

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/70233/

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