MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 401fa3c82b2b7705753063bc7ea3e752b4bf4939736ea6d5949456a0e0407f64. 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 26 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 401fa3c82b2b7705753063bc7ea3e752b4bf4939736ea6d5949456a0e0407f64
SHA3-384 hash: 11124c44f89e48af8fd4decb012a7700f54784bbcd2d9eb519b192b135222e399470ebb5a7728b078937cb971526df9b
SHA1 hash: ab69678a9c1ab8f7e0994fa1a8ca5213f08bb5e4
MD5 hash: e46aca74f19eb406c442e5d28edbdaea
humanhash: fish-west-beryllium-fourteen
File name:mpclient.dll
Download: download sample
Signature Vidar
Create hunting rule
File size:3'989'920 bytes
First seen:2026-06-22 00:47:04 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d8b31f8c03e0c76ff245ed05a15ffe6c (81 x Vidar, 9 x RemusStealer, 4 x Stealc)
ssdeep 49152:RxM9PTMKJyspg1uwxLBYaEqxQbX++yaQTqDTbCC:RWQlxAyQbOY623CC
Threatray 8 similar samples on MalwareBazaar
TLSH T11006AE07EFA148B9C497A23188A256817B3CBC491B263BD72F9077762F763C06D36764
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 kejult
Tags:dll exe signed Stealc stealer vidar

Code Signing Certificate

Organisation:grind.su
Issuer:grind.su
Algorithm:sha256WithRSAEncryption
Valid from:2026-06-21T14:08:35Z
Valid to:2027-06-21T14:08:35Z
Serial number: 15c6b5d5841e5b3d
Thumbprint Algorithm:SHA256
Thumbprint: da0af1cc06dca9af74fadf3bbfc653208841a8f8fc3ddbecf08677796a6b4703
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
150
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Malware family:
vidar
Create hunting rule
ID:
1
File name:
mpclient.dll
Verdict:
Malicious activity
Analysis date:
2026-06-21 15:44:33 UTC
Tags:
stealer stealc vidar golang
Link:
https://app.any.run/tasks/fc6f0da7-ef06-4ecc-a5b0-207e1bde3806

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/71446/
Detection(s):
SecuriteInfo.com.Win64.Malware-gen.12242674.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a3806df86bc95245bf8512b
Tags:
injection obfusc virus
Result
Verdict:
Clean
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context anti-debug anti-vm base64 crypto golang masquerade mingw overlay packed signed
Link:
https://www.filescan.io/uploads/6a38861990632a45f730dbd7/reports/c29f1db2-e27b-4103-ab8d-00c3e66f2502/overview
Verdict:
Malicious
Labled as:
Win64/GenKryptik.HRGN trojan
Link:
https://www.hybrid-analysis.com/sample/401fa3c82b2b7705753063bc7ea3e752b4bf4939736ea6d5949456a0e0407f64
Verdict:
Malicious
File Type:
dll x64
First seen:
2026-06-21T12:48:00Z UTC
Last seen:
2026-06-23T23:27:00Z UTC
Hits:
~100
Detections:
Trojan-PSW.Stealerc.TCP.C&C Trojan-PSW.Stealerc.HTTP.C&C PDM:Trojan.Win32.Generic HEUR:Trojan-PSW.Win32.Stealerc.pefng HEUR:Backdoor.Win64.GoBin.gen
Link:
https://opentip.kaspersky.com/401fa3c82b2b7705753063bc7ea3e752b4bf4939736ea6d5949456a0e0407f64/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/a1083166-6ddf-45aa-aee6-f8be5646ee01
Score:
93%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/401fa3c82b2b7705753063bc7ea3e752b4bf4939736ea6d5949456a0e0407f64
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/e46aca74f19eb406c442e5d28edbdaea
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/401fa3c82b2b7705753063bc7ea3e752b4bf4939736ea6d5949456a0e0407f64/
Verdict:
Malicious
Threat:
Family.STEALC
Link:
https://tip.neiki.dev/file/401fa3c82b2b7705753063bc7ea3e752b4bf4939736ea6d5949456a0e0407f64
Threat name:
Win64.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2026-06-21 18:36:58 UTC
File Type:
PE+ (Dll)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=iap2hsblfn3qk5jqmo6h5i7hkk2l6sjzonxknvmusrlkbycap5sa._file
Verdict:
malicious
Label(s):
vidar
Create hunting rule
Similar samples:
0dcbe5afb17831300599e9cdc3c8a655c1380c86a1562db04fec664677a50e20
Vidar
3182eb161ea364d30f6e8ea27fbc8b2a3de9be6b4448df34f04ca0183f28eabb
Vidar
38710fa6b5218e34f90935ea70f138136123aaabbcdab215d7337b2994c8d222
Vidar
699d34f486d468ff829739fa9af221c6cf94536815605573757f40899a54c166
Vidar
e5ca4586785728938cb9de0e964a35bd36dfa534bd7bf47f2438af4a4c2103c2
Vidar
Result
Malware family:
n/a
Score:
  10/10
Tags:
credential_access discovery spyware stealer
Link:
https://tria.ge/reports/260622-a5es9agz3z/
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
Suspicious use of NtCreateProcessExOtherParentProcess
Unpacked files
SH256 hash:
401fa3c82b2b7705753063bc7ea3e752b4bf4939736ea6d5949456a0e0407f64
MD5 hash:
e46aca74f19eb406c442e5d28edbdaea
SHA1 hash:
ab69678a9c1ab8f7e0994fa1a8ca5213f08bb5e4
Link:
https://www.unpac.me/results/fec83b1e-3879-4094-8f12-7cb768bebd06/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.71
Link:
https://yomi.yoroi.company/submissions/401fa3c82b2b7705753063bc7ea3e752b4bf4939736ea6d5949456a0e0407f64

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: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:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
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.

Web download

Vidar

Executable exe 401fa3c82b2b7705753063bc7ea3e752b4bf4939736ea6d5949456a0e0407f64

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/71446/

Comments