MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 65557ee0fbbb4979833666f2f8265ec7f39a855ec286d1cd9bc9da6ac803a1ab. 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: 9


Intelligence 9 IOCs YARA 26 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 65557ee0fbbb4979833666f2f8265ec7f39a855ec286d1cd9bc9da6ac803a1ab
SHA3-384 hash: 211cac1ed57580a2d5e791a3473b088ffb57b58eec72c5a19a2fca9b7bc6829414521c8fe87cd60e701ae1a0dd599dcc
SHA1 hash: 86cf4455dc10784c4f71d6d809af7c458e557759
MD5 hash: c3583c597398d03fa00a450c2dba33c3
humanhash: thirteen-iowa-vegan-cat
File name:mpclient.dll
Download: download sample
Signature Vidar
Create hunting rule
File size:3'663'480 bytes
First seen:2026-07-16 06:17:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d8b31f8c03e0c76ff245ed05a15ffe6c (97 x Vidar, 15 x RemusStealer, 4 x Stealc)
ssdeep 49152:DKzOzlQeRSTK23fDl31T8MhdKFdETkiwsS+EXf:DEtPDl3v3hEXf
Threatray 45 similar samples on MalwareBazaar
TLSH T1A4069D47BDD04CB6C4A993328DAA12427B7CBC1A4B3323D72EA07A762E727E15D35714
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:etsy.com
Issuer:etsy.com
Algorithm:sha256WithRSAEncryption
Valid from:2026-07-14T09:41:31Z
Valid to:2027-07-14T09:41:31Z
Serial number: 5b8c9db306f3b991
Thumbprint Algorithm:SHA256
Thumbprint: 99e74e8d71949d8c2daeb26c639f73f31ae8c2f23e5e77a9205d936b1b24cb08
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
1
# of downloads :
218
Origin country :
CA CA
Vendor Threat Intelligence
No detections
Malware family:
n/a
ID:
1
File name:
mpclient.dll
Verdict:
No threats detected
Analysis date:
2026-07-16 06:15:23 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/e3f8466e-2f30-4c50-9016-41f2cb936993

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/74862/
Detection(s):
SecuriteInfo.com.Win64.Evo-gen.87313628.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a58777e56bd89099b556c48
Tags:
injection killav virus
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
adaptive-context anti-debug anti-vm crypto golang loader masquerade mingw overlay packed signed
Link:
https://www.filescan.io/uploads/6a58777a7190d6a3ddbd8da2/reports/06bace75-be6d-48c5-98ea-5d85df5ff834/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/65557ee0fbbb4979833666f2f8265ec7f39a855ec286d1cd9bc9da6ac803a1ab
Verdict:
Malicious
File Type:
dll x64
First seen:
2026-07-14T16:58:00Z UTC
Last seen:
2026-07-17T19:40:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/65557ee0fbbb4979833666f2f8265ec7f39a855ec286d1cd9bc9da6ac803a1ab/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/96238e84-e000-4ee2-899b-18a770bbbbf0
Score:
71%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/65557ee0fbbb4979833666f2f8265ec7f39a855ec286d1cd9bc9da6ac803a1ab
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/c3583c597398d03fa00a450c2dba33c3
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/65557ee0fbbb4979833666f2f8265ec7f39a855ec286d1cd9bc9da6ac803a1ab/
Threat name:
Win64.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-07-14 23:11:23 UTC
File Type:
PE+ (Dll)
AV detection:
17 of 36 (47.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mvkx5yh3xnextazwm3zpqjs6y7zzvbk6ykdndtm3zhngvsadugvq._file
Verdict:
malicious
Label(s):
vidar
Create hunting rule
Similar samples:
1e13c2c9eac72daf63fd00a9946878949e159ae6ec51b54ec64f942d79d61913
Vidar
39a5efdadf567ffb7a89dffffeb6f51e89ea02f4f727219da822b769faafade2
Vidar
4992cb5f29594ae1cea78e028a2e6a51d571a610ceeb4442b605953b916dd1c4
Vidar
5536939f5e284524a0ee5f1fe401ac92237e4fb013b8c5adfc5b84d3b6d95017
Vidar
5bcc428f37655c7bc16110cc2127c510f66827a382cb1c9fa251b15a7d2c214b
Vidar
c08d7b0a6a2c416b664182e5715c49ceb62efa0eea3181f684d308a7e1fa3bd1
Vidar
error
Vidar
+ 35 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  10/10
Tags:
credential_access discovery spyware stealer
Link:
https://tria.ge/reports/260716-g2atfsev9q/
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
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:
65557ee0fbbb4979833666f2f8265ec7f39a855ec286d1cd9bc9da6ac803a1ab
MD5 hash:
c3583c597398d03fa00a450c2dba33c3
SHA1 hash:
86cf4455dc10784c4f71d6d809af7c458e557759
Link:
https://www.unpac.me/results/01494cfc-3380-4dcd-b360-07657b9c8fc4/
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/65557ee0fbbb4979833666f2f8265ec7f39a855ec286d1cd9bc9da6ac803a1ab

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: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/
Rule name:Windows_Trojan_Vidar_57ae970e
Create hunting rule
Author:Elastic Security

File information

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

Web download

Vidar

Executable exe 65557ee0fbbb4979833666f2f8265ec7f39a855ec286d1cd9bc9da6ac803a1ab

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/74862/

Comments