MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c248f3ca65908e82a9c621631841ec053bc7d48adea2d6a227ff13cab952407e. 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 31 File information Comments

SHA256 hash:	c248f3ca65908e82a9c621631841ec053bc7d48adea2d6a227ff13cab952407e
SHA3-384 hash:	52565b47eb75ad5d42527cf3579e3852256aacdff1550100538f96d6c7a7833d50ed253a47bd7ecb788305539fa90f46
SHA1 hash:	4362946d4e8f73ec1ea250e2d2e277c02e0b2b00
MD5 hash:	096ba022695efe8c04e7a90ac5b1b02a
humanhash:	florida-nitrogen-oxygen-steak
File name:	file
Download:	download sample
Signature	Vidar Create hunting rule
File size:	2'444'976 bytes
First seen:	2026-04-25 05:49:04 UTC
Last seen:	2026-04-25 09:33:13 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	d42595b695fc008ef2c56aabd8efd68e (1'398 x Vidar, 332 x RemusStealer, 134 x Stealc)
ssdeep	49152:XOI7Ntin51bHxtZ+KfImjLL/mDLcgSDrs70eVng/MNhgQjCdi:XfmjpjjLL/j4A8Cw9CI
Threatray	144 similar samples on MalwareBazaar
TLSH	T178B57C027C9105FDC099773249F27691BB35B8490B2A27D32E91AB783E37BD00D7A75A
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	Bitsight
Tags:	a dropped-by-gcleaner exe MIX4.file signed vidar www-walmart-com

Code Signing Certificate

Organisation:	www.walmart.com
Issuer:	GlobalSign ECC OV SSL CA 2018
Algorithm:	sha256WithRSAEncryption
Valid from:	2026-02-20T03:07:20Z
Valid to:	2027-03-24T03:07:19Z
Serial number:	61042bca6e50380db0043f1b
Intelligence:	24 malware samples on MalwareBazaar are signed with this code signing certificate
Thumbprint Algorithm:	SHA256
Thumbprint:	2efa2c234831623a9e41986040f7d00e4882de70b41bf80a67e87ee162771fde
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Bitsight

url: http://91.92.241.242/service

Intelligence

File Origin

# of uploads :

# of downloads :

275

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

vidar

ID:

File name:

exe

Verdict:

Malicious activity

Analysis date:

2026-04-25 05:49:28 UTC

Tags:

vidar stealer stealc golang

Link:

https://app.any.run/tasks/13eff2e7-fea1-4663-9aaa-23e047c34251

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/63546/

Detection(s):

SecuriteInfo.com.Win64.Evo-gen.99241191.UNOFFICIAL

Verdict:

Malicious

Score:

97.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=69ec55ea51cce3ff702fbcb3

Tags:

ransomware injection obfusc

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

DNS request

Connection attempt

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

adaptive-context anti-vm crypt golang packed signed similar-threat

Link:

https://www.filescan.io/uploads/69ec55e8c06ec088bf5e07f1/reports/18c4ed0c-6f5d-4e81-8833-1537966bdc38/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_60%

Link:

https://www.hybrid-analysis.com/sample/c248f3ca65908e82a9c621631841ec053bc7d48adea2d6a227ff13cab952407e

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-04-25T02:56:00Z UTC

Last seen:

2026-04-25T21:44:00Z UTC

Hits:

~10

Detections:

Backdoor.Win64.Gsb.sb Backdoor.Win64.Gsb.gen Trojan.Win64.Agent.sb Backdoor.Win64.Gsb.yv

Link:

https://opentip.kaspersky.com/c248f3ca65908e82a9c621631841ec053bc7d48adea2d6a227ff13cab952407e/results?tab=lookup

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/3d812d0e-c615-4b7a-a922-fcb1c5e1ae93

Score:

99%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/c248f3ca65908e82a9c621631841ec053bc7d48adea2d6a227ff13cab952407e

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

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

Link:

https://app.malva.re/file/096ba022695efe8c04e7a90ac5b1b02a

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/c248f3ca65908e82a9c621631841ec053bc7d48adea2d6a227ff13cab952407e/

Verdict:

Malicious

Threat:

Family.VIDAR

Link:

https://tip.neiki.dev/file/c248f3ca65908e82a9c621631841ec053bc7d48adea2d6a227ff13cab952407e

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=yjephstfschifkogefrrqqpmau54pvek32rnnirh74j4voksib7a._file

Verdict:

malicious

Label(s):

vidar

Result

Malware family:

vidar

Score:

10/10

Tags:

family:vidar collection defense_evasion discovery spyware stealer trojan

Link:

https://tria.ge/reports/260425-gh87xagx8v/

Behaviour

Checks processor information in registry

Enumerates system info in registry

Modifies data under HKEY_USERS

Modifies registry class

Modifies system certificate store

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

outlook_office_path

outlook_win_path

Browser Information Discovery

System Time Discovery

Drops file in Windows directory

Accesses Microsoft Outlook profiles

Checks installed software on the system

Reads user/profile data of local email clients

Reads user/profile data of web browsers

Detects Vidar Stealer

Family: Vidar

Unpacked files

SH256 hash:

c248f3ca65908e82a9c621631841ec053bc7d48adea2d6a227ff13cab952407e

MD5 hash:

096ba022695efe8c04e7a90ac5b1b02a

SHA1 hash:

4362946d4e8f73ec1ea250e2d2e277c02e0b2b00

Link:

https://www.unpac.me/results/7f2afc15-fe71-4c08-a0fe-e67f7ae7edf4/

Malware family:

Vidar

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/c248f3ca6590/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/c248f3ca65908e82a9c621631841ec053bc7d48adea2d6a227ff13cab952407e

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_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:	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:	Sus_CMD_Powershell_Usage Create hunting rule
Author:	XiAnzheng
Description:	May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)

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:	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.

File information

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

Web download

Vidar

exe c248f3ca65908e82a9c621631841ec053bc7d48adea2d6a227ff13cab952407e

(this sample)

Dropped by

Gcleaner

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/63546/

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