MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a66e3e3a3698d69e3c67c0ef7cd2c9f62f18a05e2bd3a633f08321a0ea71fc6d. 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


Threat unknown


Vendor detections: 11


Intelligence 11 IOCs YARA 22 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a66e3e3a3698d69e3c67c0ef7cd2c9f62f18a05e2bd3a633f08321a0ea71fc6d
SHA3-384 hash: 5e10015269c28afffdfb0388de612090ffec22e4db95740b40c5a2d1e4159f50b6b7d6f522fca331ff529f27b9a42d9c
SHA1 hash: e597e7e355823a4830b3c1af19b0598062592b0d
MD5 hash: f17b0a941d9f453712b9df1b1693a2aa
humanhash: colorado-uncle-one-wisconsin
File name:a66e3e3a3698d69e3c67c0ef7cd2c9f62f18a05e2bd3a633f08321a0ea71fc6d.bin
Download: download sample
File size:4'927'360 bytes
First seen:2026-08-12 09:21:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash d42595b695fc008ef2c56aabd8efd68e (867 x Vidar, 310 x RemusStealer, 131 x Stealc)
ssdeep 49152:YPLQfPSdlaZRSISbXItkpuwS8f8SCvSS9Y7yP40ynirWCpRfdoV+a1+0bK54sy:YM4I7wS809P1YsWv+odbx
TLSH T140366A13AD8184F5C199D731C8B75656BA34BC0D8B3123E32E50BAB82F327D29E76794
TrID 33.1% (.EXE) Win64 Executable (generic) (6522/11/2)
25.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
10.4% (.ICL) Windows Icons Library (generic) (2059/9)
10.3% (.EXE) OS/2 Executable (generic) (2029/13)
10.1% (.EXE) Generic Win/DOS Executable (2002/3)
Magika pebin
Reporter Anonymous
Tags:exe vidar

Intelligence

File Origin
# of uploads :
1
# of downloads :
126
Origin country :
CH CH
Vendor Threat Intelligence
No detections
Malware family:
vidar
Create hunting rule
ID:
1
File name:
exe
Verdict:
Malicious activity
Analysis date:
2026-08-12 10:38:56 UTC
Tags:
stealer stealc vidar attachments attc-unc golang
Link:
https://app.any.run/tasks/656d0e29-7712-43f1-9c6f-559b0f0e811b

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/80724/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Connection attempt
Sending a custom TCP request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm base64 crypto golang masquerade overlay packed
Link:
https://www.filescan.io/uploads/6a7c3b22cf0b6b5c68534edb/reports/85b2e617-86a7-4ec8-8843-c5df320b814c/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/a66e3e3a3698d69e3c67c0ef7cd2c9f62f18a05e2bd3a633f08321a0ea71fc6d
Verdict:
Malicious
File Type:
exe x64
First seen:
2026-08-12T04:49:00Z UTC
Last seen:
2026-08-12T05:44:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/a66e3e3a3698d69e3c67c0ef7cd2c9f62f18a05e2bd3a633f08321a0ea71fc6d/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/bc2d0d83-169c-4404-9b05-eb1b77f9982d
Score:
90%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a66e3e3a3698d69e3c67c0ef7cd2c9f62f18a05e2bd3a633f08321a0ea71fc6d
Verdict:
inconclusive
YARA:
4 match(es)
Tags:
Executable PE (Portable Executable) PE File Layout Win 64 Exe x64
Link:
https://app.malva.re/file/f17b0a941d9f453712b9df1b1693a2aa
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a66e3e3a3698d69e3c67c0ef7cd2c9f62f18a05e2bd3a633f08321a0ea71fc6d/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uzxd4orwtdlj4pdhydxxzuwj6yxrric6fpj2mm7qqmq2b2tr7rwq._file
Verdict:
malicious
Label(s):
Vidar
Create hunting rule
Link:
https://reports.threatray.com/7248e2e3-b1ac-4313-8918-8ffd9c286038
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/260812-lb74gstcmh/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of NtSetInformationThreadHideFromDebugger
Unpacked files
SH256 hash:
a66e3e3a3698d69e3c67c0ef7cd2c9f62f18a05e2bd3a633f08321a0ea71fc6d
MD5 hash:
f17b0a941d9f453712b9df1b1693a2aa
SHA1 hash:
e597e7e355823a4830b3c1af19b0598062592b0d
Link:
https://www.unpac.me/results/12897f61-43ab-44ed-8fa3-f84b6503b01d/
Malware family:
Vidar
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a66e3e3a3698/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.72
Link:
https://yomi.yoroi.company/submissions/a66e3e3a3698d69e3c67c0ef7cd2c9f62f18a05e2bd3a633f08321a0ea71fc6d

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:has_telegram_urls
Create hunting rule
Author:Aaron DeVera<aaron@backchannel.re>
Description:Detects Telegram URLs
Rule name:HiveRansomware
Create hunting rule
Author:Dhanunjaya
Description:Yara Rule To Detect Hive V4 Ransomware
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: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.

Cape
Cape
https://www.capesandbox.com/analysis/80724/

Comments