MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a3c4b881555ed2eb626b97d1d1e1db4a5b3c1a4d6a4d970343960a031d89719e. 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 28 File information Comments

SHA256 hash:	a3c4b881555ed2eb626b97d1d1e1db4a5b3c1a4d6a4d970343960a031d89719e
SHA3-384 hash:	56757f808dfff6b8f4c826bf15321e60936bdfbd403069ec52df83d47c28b42d7602ad80aa75cb6e9ec2b354c2ae7153
SHA1 hash:	879c296ef0d169a93e1eede95be67d1bbe1287ea
MD5 hash:	c628a5a6f68e28a48b15c0c03db71d84
humanhash:	juliet-video-march-oregon
File name:	setup_patched.exe
Download:	download sample
Signature	Vidar Create hunting rule
File size:	2'180'096 bytes
First seen:	2026-03-18 01:28:37 UTC
Last seen:	2026-03-18 02:31:04 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	d42595b695fc008ef2c56aabd8efd68e (186 x Vidar, 92 x Rhadamanthys, 84 x Stealc)
ssdeep	24576:wtqeInktYPY6Gm0dqjxtSSyEIhZ8dAouX7tNi8VuGiWPK61l:wtQnktB3mCwnylhZ8xmBNi8VJ
TLSH	T1F1A58C07BCD144BAD46A973689B652A27A75F8090B3233D32F80B7783FB67D05A39714
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	user35335
Tags:	de-pumped exe vidar

user35335

https://www.youtube.com/watch?v=KQKBSVb16XY -> https://www.mediafire.com/folder/1idekubfr1zjo/Roblox+Executor

Intelligence

File Origin

# of uploads :

# of downloads :

169

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

vidar

ID:

File name:

setup_patched.exe

Verdict:

Malicious activity

Analysis date:

2026-03-18 01:11:12 UTC

Tags:

xor-url golang vidar generic stealer stealc

Link:

https://app.any.run/tasks/a4a359ed-34c4-4ef3-acc4-404ea3d3eaec

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/57862/

Detection(s):

SecuriteInfo.com.Win64.Evo-gen.28537588.UNOFFICIAL

Verdict:

Malicious

Score:

99.1%

Link:

https://cyber-fortress.com/docs/result/index.php?id=69b9fff393b644ca466b2901

Tags:

ransomware injection dridex virus

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Connection attempt to an infection source

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

adaptive-context anti-vm golang overlay unsafe

Link:

https://www.filescan.io/uploads/69b9ffee4ec2f522cc4d2f9d/reports/8167e07f-f62b-4e24-8038-4f56a9be4a4a/overview

Verdict:

Malicious

Labled as:

WinGo/Kryptik_AGeneric.AB trojan

Link:

https://www.hybrid-analysis.com/sample/a3c4b881555ed2eb626b97d1d1e1db4a5b3c1a4d6a4d970343960a031d89719e

Verdict:

Malicious

File Type:

exe x64

Detections:

Trojan.Win64.Agent.smfswd Trojan.Win64.Agent.sb

Link:

https://opentip.kaspersky.com/a3c4b881555ed2eb626b97d1d1e1db4a5b3c1a4d6a4d970343960a031d89719e/results?tab=lookup

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/375af703-c101-4bc5-b5d5-3d373d2ab1e1

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/a3c4b881555ed2eb626b97d1d1e1db4a5b3c1a4d6a4d970343960a031d89719e

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

Executable PE (Portable Executable) PE File Layout Win 64 Exe x64

Link:

https://app.malva.re/file/c628a5a6f68e28a48b15c0c03db71d84

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a3c4b881555ed2eb626b97d1d1e1db4a5b3c1a4d6a4d970343960a031d89719e/

Verdict:

Malicious

Threat:

Family.VIDAR

Link:

https://tip.neiki.dev/file/a3c4b881555ed2eb626b97d1d1e1db4a5b3c1a4d6a4d970343960a031d89719e

Threat name:

Win64.Spyware.Vidar

Status:

Suspicious

First seen:

2026-03-18 01:29:41 UTC

File Type:

PE+ (Exe)

Extracted files:

AV detection:

15 of 24 (62.50%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=upclrakvl3jowytls7i5dyo3jjntygsnnjgzoa2dsyfaghmjogpa._file

Result

Malware family:

vidar

Score:

10/10

Tags:

family:vidar botnet:c713cde305dcce1941630de70230310a stealer

Link:

https://tria.ge/reports/260318-bwd12afy4q/

Behaviour

Detects Vidar Stealer

Vidar

Vidar family

Malware Config

C2 Extraction:

https://95.217.50.19
https://telegram.me/mm8hyx
https://steamcommunity.com/profiles/76561198728266687

Unpacked files

SH256 hash:

a3c4b881555ed2eb626b97d1d1e1db4a5b3c1a4d6a4d970343960a031d89719e

MD5 hash:

c628a5a6f68e28a48b15c0c03db71d84

SHA1 hash:

879c296ef0d169a93e1eede95be67d1bbe1287ea

Link:

https://www.unpac.me/results/bf9eea75-4ae8-47db-8873-8cc5db3d2b8f/

Malware family:

Vidar

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/a3c4b881555e/report/overview.html

Please note that we are no longer able to provide a coverage score for Virus Total.

Threat name:

Legit

Score:

0.14

Link:

https://yomi.yoroi.company/submissions/a3c4b881555ed2eb626b97d1d1e1db4a5b3c1a4d6a4d970343960a031d89719e

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:	DebuggerCheck__API Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerCheck__QueryInfo Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerCheck__RemoteAPI Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerException__SetConsoleCtrl Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	DebuggerHiding__Active 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:	dgaagas Create hunting rule
Author:	Harshit
Description:	Uses certutil.exe to download a file named test.txt

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_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:	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:	SUSP_XORed_URL_In_EXE Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects an XORed URL in an executable
Reference:	https://twitter.com/stvemillertime/status/1237035794973560834

Rule name:	SUSP_XORed_URL_in_EXE_RID2E46 Create hunting rule
Author:	Florian Roth
Description:	Detects an XORed URL in an executable
Reference:	https://twitter.com/stvemillertime/status/1237035794973560834

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:	VECT_Ransomware Create hunting rule
Author:	Mustafa Bakhit
Description:	Detects activity associated with VECT ransomware. This includes registry modifications and deletions, execution of system and defense-evasion commands, suspicious API usage, mutex creation, file and memory manipulation, ransomware note generation, anti-debugging and anti-analysis techniques, and embedded cryptographic constants (SHA256) characteristic of this malware family. Designed for threat intelligence and malware detection environments.