MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b491fc5049d55656e65153a22f68d44d5420f96f66fef2aa1d386db68a1b55ef. 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: 3

Intelligence 3 IOCs YARA 28 File information Comments

SHA256 hash:	b491fc5049d55656e65153a22f68d44d5420f96f66fef2aa1d386db68a1b55ef
SHA3-384 hash:	e6853ec1f4363875e57a77c130c443616d6540841fe4efc5d4e8ad2768b427edeb768024a259fbf1fd1b1ea61f50a13d
SHA1 hash:	a51d5642e56ea9ea9344ddb72c91b66301f23442
MD5 hash:	ef9f406c44d931858cdc6818d10fdccb
humanhash:	beryllium-neptune-carpet-stream
File name:	b491fc5049d55656e65153a22f68d44d5420f96f66fef2aa1d386db68a1b55ef
Download:	download sample
File size:	18'591'906 bytes
First seen:	2026-10-02 16:46:21 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	98304:3oQBbHL4R3RyD6y1/OdGyPStJefWJmiU+TFNa4b4kHIRbZOkvWtpRDyB28fArdeE:Ysv/caT1FNNbxoxZOkvSpR23RoTErg
TLSH	T105175A57E8A819E9C0ADD570C66296137B71BC494B3063D71F60F6286F73BD0AABB340
telfhash	t1ba4258714abc35b0b29ad910b3a3b5b495372da562f834b55063b885ffc1e801ca7c7b
gimphash	e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
TrID	50.1% (.) ELF Executable and Linkable format (Linux) (4022/12) 49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika	elf
Reporter	Anonymous
Tags:	elf

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Detection(s):

ditekSHen.MALWARE.Linux.Ransomware.RansomEXX.UNOFFICIAL

Result

Verdict:

Clean

Maliciousness:

Behaviour

Creates directories

Collects information on the network activity

Locks files

Deleting a recently created file

Creating a file

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

anti-vm golang

Link:

https://www.filescan.io/uploads/6abfe018c3164723825ca32c/reports/49cf3e94-a7da-40c8-984b-18f92d55c9df/overview

Verdict:

Unknown

File Type:

elf.64.le

Link:

https://opentip.kaspersky.com/b491fc5049d55656e65153a22f68d44d5420f96f66fef2aa1d386db68a1b55ef/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/e14c7729-1c72-4163-9b08-e769346dae45

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/aec67eaf-97ea-4d07-b471-513b62941f6e

Score:

74%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/b491fc5049d55656e65153a22f68d44d5420f96f66fef2aa1d386db68a1b55ef

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/b491fc5049d55656e65153a22f68d44d5420f96f66fef2aa1d386db68a1b55ef/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=wsi7yucj2vlfnzsrkorc62gujvkcb6lpm37pfkq5hbw3ncq3kxxq._file

Result

Malware family:

n/a

Score:

3/10

Tags:

discovery linux

Link:

https://tria.ge/reports/261002-vamktszz9l/

Behaviour

Enumerates kernel/hardware configuration

Reads runtime system information

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

Threat name:

Suspicious File

Score:

0.30

Link:

https://yomi.yoroi.company/submissions/b491fc5049d55656e65153a22f68d44d5420f96f66fef2aa1d386db68a1b55ef

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:	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:	DetectEncryptedVariants Create hunting rule
Author:	Zinyth
Description:	Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded

Rule name:	DetectGoMethodSignatures Create hunting rule
Author:	Wyatt Tauber
Description:	Detects Go method signatures in unpacked Go binaries

Rule name:	Detect_all_IPv6_variants Create hunting rule
Author:	Bierchermuesli
Description:	Generic IPv6 catcher

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:	ELF_Packer_Dropper_Fileless_Armhf Create hunting rule
Author:	Serhii Kocherhan
Description:	Detects obfuscated Linux ELF packers/droppers featuring ChaCha20/RC4 decryption, memfd_create/execveat fileless execution capabilities, and unique binary artifacts.

Rule name:	enterpriseapps2 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Enterprise apps

Rule name:	enterpriseunix2 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Enterprise UNIX

Rule name:	F01_s1ckrule Create hunting rule
Author:	s1ckb017

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_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:	Go_Malware_Yamux_Variant Create hunting rule
Author:	Gemini
Description:	Detects a specific Go-based malware variant using the yamux library, with shared strings and constants across x86 and ARM architectures.

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

Rule name:	LIN_Sample_Unique_4c099562 Create hunting rule
Author:	Marjoriefort
Description:	Detects Unknown (elf, etat binaire)

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

Rule name:	ProgramLanguage_Golang Create hunting rule
Author:	albertzsigovits
Description:	Application written in Golang programming language

Rule name:	RANSOMWARE Create hunting rule
Author:	ToroGuitar

Rule name:	RIPEMD160_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for RIPEMD-160 constants

Rule name:	setsockopt Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Hunts for setsockopt() red flags

Rule name:	SHA1_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA1 constants

Rule name:	SHA512_Constants Create hunting rule
Author:	phoul (@phoul)
Description:	Look for SHA384/SHA512 constants

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:	TH_Generic_MassHunt_Linux_Malware_2026_CYFARE Create hunting rule
Author:	CYFARE
Description:	Generic Linux malware mass-hunt rule - 2026
Reference:	https://cyfare.net/

Rule name:	unixredflags3 Create hunting rule
Author:	Tim Brown @timb_machine
Description:	Hunts for UNIX red flags

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.

No further information available

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