MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c313b55185b670de0086d3fbf9e7f829673a80d3418328fdabd475eba77e3750. 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 26 File information Comments

SHA256 hash:	c313b55185b670de0086d3fbf9e7f829673a80d3418328fdabd475eba77e3750
SHA3-384 hash:	6e9f5d90d2d9b5b25859a35bbcf2d3df9fad8f5ec8b62e277ed2d49ee705f8c814ae13f888c2a21b61892cb58576da14
SHA1 hash:	6b1536795ce1a5a54cde2d4fcb2aea1bf2ed7dfb
MD5 hash:	efd3b922ab4496b1796093074d24feef
humanhash:	oven-idaho-bluebird-hotel
File name:	S_t_U_ [U_D].exe
Download:	download sample
Signature	Vidar Create hunting rule
File size:	16'423'296 bytes
First seen:	2026-10-01 22:28:19 UTC
Last seen:	Never
File type:	exe
MIME type:	application/x-dosexec
imphash	9cbefe68f395e67356e2a5d8d1b285c0 (137 x Vidar, 64 x LummaStealer, 49 x AuroraStealer)
ssdeep	49152:b2BIVXNkt90FqMkmcLZH9J2kPXRZDs+/cckGPDMxqv513XFkLgpXWLoe0UfUu/Md:tWFGQDPQ2VQlS
TLSH	T19EF6EA07B38510E8CA4BD33584F45A7916B23CEE963277560E99AFE02F127917FA4F48
gimphash	f2f382d5d3e0c043c6ff0c28b5fb1f083f7658e56f62d24f8d995859f0222b09
TrID	37.0% (.EXE) Win64 Executable (generic) (6522/11/2) 28.6% (.EXE) Win16 NE executable (generic) (5038/12/1) 11.5% (.EXE) OS/2 Executable (generic) (2029/13) 11.3% (.EXE) Generic Win/DOS Executable (2002/3) 11.3% (.EXE) DOS Executable (generic) (2000/1)
Magika	pebin
Reporter	AmadeyHunter
Tags:	exe signed stealer vidar VidarStealer

Code Signing Certificate

Organisation:	Summit Sphere
Issuer:	Summit Sphere
Algorithm:	sha256WithRSAEncryption
Valid from:	2026-09-24T15:16:51Z
Valid to:	2027-10-01T15:16:51Z
Serial number:	8cb94241a348636d0549643aae30ab9d
Thumbprint Algorithm:	SHA256
Thumbprint:	b9aa2016821fbb88b3aa95590cf0cfc8dfdf9fcb920e9e4049e4285606a68342
Source:	This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin

# of uploads :

# of downloads :

225

Origin country :

Vendor Threat Intelligence

No detections

Malware family:

n/a

ID:

File name:

https://www.youtube.com/post/Ugkxv-NcjW198JNtEJxg3Hw5URntUh8jnk2l

Verdict:

Malicious activity

Analysis date:

2026-10-01 17:32:49 UTC

Tags:

telegram evasion fingerprinting

Link:

https://app.any.run/tasks/ca65d873-3805-44af-a900-5bb3b703b0c3

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/90207/

Detection(s):

SecuriteInfo.com.Trojan.PWS.Steam.41714.88246922.UNOFFICIAL

Verdict:

Malicious

Score:

99.9%

Link:

https://cyber-fortress.com/docs/result/index.php?id=6acedca4350c7ee8cc154181

Tags:

injection vmdetect obfusc virus

Result

Verdict:

Malware

Maliciousness:

Behaviour

Сreating synchronization primitives

Connection attempt

DNS request

Behavior that indicates a threat

Sending a custom TCP request

Sending an HTTP GET request

Connection attempt to an infection source

Query of malicious DNS domain

Sending a TCP request to an infection source

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

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

Link:

https://www.filescan.io/uploads/6abedeb967246a77a3a86de9/reports/ff9a138d-123c-4134-bb0d-57f2edbce883/overview

Verdict:

Malicious

Labled as:

Win/malicious_confidence_60%

Link:

https://www.hybrid-analysis.com/sample/c313b55185b670de0086d3fbf9e7f829673a80d3418328fdabd475eba77e3750

Verdict:

Malicious

File Type:

exe x64

First seen:

2026-10-01T20:38:00Z UTC

Last seen:

2026-10-02T18:31:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/c313b55185b670de0086d3fbf9e7f829673a80d3418328fdabd475eba77e3750/results?tab=lookup

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/c5eb000b-26c2-4330-80d3-f887d3a08826

Score:

100%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/c313b55185b670de0086d3fbf9e7f829673a80d3418328fdabd475eba77e3750

Verdict:

inconclusive

YARA:

4 match(es)

Tags:

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

Link:

https://app.malva.re/file/efd3b922ab4496b1796093074d24feef

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/c313b55185b670de0086d3fbf9e7f829673a80d3418328fdabd475eba77e3750/

Threat name:

Win64.Trojan.Egairtigado

Status:

Malicious

First seen:

2026-10-01 22:29:22 UTC

File Type:

PE+ (Exe)

AV detection:

15 of 24 (62.50%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ymj3kumfwzyn4aeg2p57tz7yffttvagtigbsr7nl2r26xj36g5ia._file

Verdict:

malicious

Label(s):

Vidar

Link:

https://reports.threatray.com/10520903-6d2b-48ea-95d2-d198613d90ce

Result

Malware family:

vidar

Score:

10/10

Tags:

family:vidar botnet:db4dbeb9d2bf06e5d5a3e43f0f5c42d0 defense_evasion discovery stealer

Link:

https://tria.ge/reports/261001-2ebgpasapd/

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://172.233.32.123
https://t.me/j88hor
https://steamcommunity.com/profiles/7656119863395025

Unpacked files

SH256 hash:

c313b55185b670de0086d3fbf9e7f829673a80d3418328fdabd475eba77e3750

MD5 hash:

efd3b922ab4496b1796093074d24feef

SHA1 hash:

6b1536795ce1a5a54cde2d4fcb2aea1bf2ed7dfb

Link:

https://www.unpac.me/results/0c7b45ac-c5c7-42c6-977d-afa90bec650c/

Malware family:

Vidar

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/c313b55185b6/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/c313b55185b670de0086d3fbf9e7f829673a80d3418328fdabd475eba77e3750

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:	has_telegram_urls Create hunting rule
Author:	Aaron DeVera<aaron@backchannel.re>
Description:	Detects Telegram URLs

Rule name:	identity_golang Create hunting rule
Author:	Eric Yocam
Description:	find Golang malware

Rule name:	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA Create hunting rule
Author:	ditekSHen
Description:	Detects Windows executables referencing non-Windows User-Agents

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:	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 c313b55185b670de0086d3fbf9e7f829673a80d3418328fdabd475eba77e3750

(this sample)

Link

https://www.youtube.com/post/Ugkxv-NcjW198JNtEJxg3Hw5URntUh8jnk2l

Delivery method

Distributed via web download

Cape

https://www.capesandbox.com/analysis/90207/

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