MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6238b2f7dd7132cda0750a108cbce1ee26dac0d4efaed4950f75fb507ecf8bf1. 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: 13

Intelligence 13 IOCs YARA 24 File information Comments

SHA256 hash:	6238b2f7dd7132cda0750a108cbce1ee26dac0d4efaed4950f75fb507ecf8bf1
SHA3-384 hash:	64b02d1797a53adc9e879120321055b7a6083cb876bd5243820f3159a51d56661bb9b18b77fee92ee1df24602593d010
SHA1 hash:	36a895ed99d6f7d04f17907eab80ef17526c1886
MD5 hash:	51f29b9ec9b60529041d6c42d107d3bb
humanhash:	four-virginia-uranus-bravo
File name:	6238b2f7dd7132cda0750a108cbce1ee26dac0d4efaed4950f75fb507ecf8bf1.exe
Download:	download sample
Signature	Vidar Create hunting rule
File size:	22'980'544 bytes
First seen:	2026-09-28 15:49:49 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	c2d457ad8ac36fc9f18d45bffcd450c2 (65 x Vidar, 35 x RemusStealer, 24 x CobaltStrike)
ssdeep	49152:KbghO/s/gf3l6Wf80g0DQKodkbyr0Y7UdixZAagbsbhuA9rziJCfKq1w8A4pdc0t:8+4C0anjXWkN/Fc79LhrDQJL
TLSH	T146376F03234800D8D957EFB485B05A3922B53CDD9435BA1E8DE97EA81F1A7896FEDF01
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	Kejult
Tags:	exe signed vidar

Code Signing Certificate

Organisation:	Meridian Sphere Partners
Issuer:	Meridian Sphere Partners
Algorithm:	sha256WithRSAEncryption
Valid from:	2026-09-20T11:58:15Z
Valid to:	2027-09-27T11:58:15Z
Serial number:	7db5290608e4330447c6f1f379a0ccda
Thumbprint Algorithm:	SHA256
Thumbprint:	2b226e7e9aa2ebb8fdc99c61bc4b4cd97fbfeb2ed958b484225d29249328c7db
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin

# of uploads :

# of downloads :

190

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

exe

Verdict:

Malicious activity

Analysis date:

2026-09-28 16:00:06 UTC

Tags:

Link:

https://app.any.run/tasks/8b9d9b47-918c-4a29-9031-3afb1c11eefd

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/89475/

Detection(s):

SecuriteInfo.com.Win64.Evo-gen.69494925.UNOFFICIAL

Verdict:

Malicious

Score:

97.4%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6ac0b92659bf6e2f9e92cf4e

Tags:

vmdetect

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

DNS request

Connection attempt

Sending a custom TCP request

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

anti-vm golang invalid-signature self-signed-cert signed

Link:

https://www.filescan.io/uploads/6aba8cbca1a4f7d7492ba016/reports/62a58c39-575e-4350-852e-333dca5d5fde/overview

Verdict:

Malicious

Labled as:

Trojan_Win32_Wacatac_C_ml

Link:

https://www.hybrid-analysis.com/sample/6238b2f7dd7132cda0750a108cbce1ee26dac0d4efaed4950f75fb507ecf8bf1

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-09-27T11:49:00Z UTC

Last seen:

2026-09-29T19:06:00Z UTC

Hits:

~100

Link:

https://opentip.kaspersky.com/6238b2f7dd7132cda0750a108cbce1ee26dac0d4efaed4950f75fb507ecf8bf1/results?tab=lookup

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/6238b2f7dd7132cda0750a108cbce1ee26dac0d4efaed4950f75fb507ecf8bf1

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

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

Link:

https://app.malva.re/file/51f29b9ec9b60529041d6c42d107d3bb

Gathering data

Threat name:

Win64.Spyware.Vidar

Status:

Suspicious

First seen:

2026-09-27 16:12:48 UTC

File Type:

PE+ (Exe)

AV detection:

17 of 38 (44.74%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=mi4lf565oezm3idvbiiizphb5ytnvqgu56xnjfipox5va7wprpyq._file

Verdict:

malicious

Label(s):

Vidar

Link:

https://reports.threatray.com/ac29a612-9faf-4b2a-9695-d1399476f2c2

Result

Malware family:

vidar

Score:

10/10

Tags:

family:vidar botnet:2f18de214042c96f5cddd8c9b9563da6 defense_evasion discovery stealer

Link:

https://tria.ge/reports/260928-s931rays3k/

Behaviour

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Reads the TCP/IP host and domain name from the registry

Checks for VirtualBox DLLs, possible anti-VM trick

Checks system information in the registry

Checks BIOS information in registry

Looks for VMWare Tools registry key

Enumerates VirtualBox registry keys

Identifies VirtualBox via ACPI registry values (likely anti-VM)

Looks for VirtualBox Guest Additions in registry

Family: Vidar

Malware Config

C2 Extraction:

https://telegram.me/j88hor
https://community.fandom.com/wikia.php?controller=UserProfile&method=getUserData&format=json&userId=64296247
https://steamcommunity.com/profiles/76561198633950250

Malware family:

Vidar

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/6238b2f7dd71/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/6238b2f7dd7132cda0750a108cbce1ee26dac0d4efaed4950f75fb507ecf8bf1

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:	ClamAV_Emotet_String_Aggregate Create hunting rule

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:	GoBinTest Create hunting rule

Rule name:	golang Create hunting rule

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:	MD5_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for MD5 constants

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:	SUSPICIOUS_Potential_DDR Create hunting rule
Author:	NyxIndius
Description:	Detects PE files referencing web services potentially used as dead drop resolvers, with network capability correlation for single-indicator cases

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:	vmdetect Create hunting rule
Author:	nex
Description:	Possibly employs anti-virtualization techniques

File information

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

Web download

Vidar

exe 6238b2f7dd7132cda0750a108cbce1ee26dac0d4efaed4950f75fb507ecf8bf1

(this sample)

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/89475/

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