MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c683da4652816c79cac0079f46542e9fe47e3ce523de9c1558694c4be4ead4ca. 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

Mirai

Vendor detections: 7

Intelligence 7 IOCs YARA 25 File information Comments

SHA256 hash:	c683da4652816c79cac0079f46542e9fe47e3ce523de9c1558694c4be4ead4ca
SHA3-384 hash:	e768f82bd492fa89162dff6f599ff319d8ea18ceb36b933cf8c01fbfa8de57c0f572ce312887bc98f3dc7c8aab097d12
SHA1 hash:	e5d20262a2086b1cb52c3f6b7bb08d9994b3c187
MD5 hash:	8778ebac85fafcb6f5eea111404d821d
humanhash:	carbon-delaware-earth-chicken
File name:	kworkerd0
Download:	download sample
Signature	Mirai Create hunting rule
File size:	7'944'224 bytes
First seen:	2026-02-18 06:39:18 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	49152:5lco1fij/J1BiEB2Xdqb9EHmlTefOa9rThVCYipz7GKbYLqfoF8m26uabsp4FVi/:j1fij/J/MdO9PqT+Nm2lavymJHXqE
TLSH	T1FF862850FECB14F2E9031D3155ABA22F23315D058B24EBD7EB44BF2AF97B6911932249
telfhash	t13ce29eb3059ca4ec67f04407866f7620cef6e0f726f068f119f6b9d09672d939626878
gimphash	e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
Magika	elf
Reporter	abuse_ch
Tags:	elf mirai upx-dec

abuse_ch

UPX decompressed file, sourced from SHA256 ee582c6c16f4fcfb074f159c31ddcfc3eb6e8a5c629c23fc835320711e1c5c4a

UPX unpacked

This file is the unpacked version of a file that has been packed with UPX. Below is furhter information about the parent (compressed) file.

File size (compressed) :	2'259'524 bytes
File size (de-compressed) :	7'944'224 bytes
Format:	linux/i386
Packed file:	ee582c6c16f4fcfb074f159c31ddcfc3eb6e8a5c629c23fc835320711e1c5c4a

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Detection(s):

Unix.Trojan.Mirai-10058922-0

Unix.Trojan.Mirai-10059005-0

Verdict:

Suspicious

Threat level:

5/10

Confidence:

100%

Tags:

anti-vm crypto golang

Link:

https://www.filescan.io/uploads/69955ed704510f87ba7505ab/reports/14585eda-a9cd-4af1-90a2-fdc54310064a/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

x86

Packer:

not packed

Botnet:

unknown

Number of open files:

Number of processes launched:

Processes remaning?

false

Remote TCP ports scanned:

not identified

Full report:

https://elfdigest.com/brief/c683da4652816c79cac0079f46542e9fe47e3ce523de9c1558694c4be4ead4ca

Behaviour

no suspicious findings

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Unknown

File Type:

elf.32.le

Link:

https://opentip.kaspersky.com/c683da4652816c79cac0079f46542e9fe47e3ce523de9c1558694c4be4ead4ca/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/602adef6-1eee-4805-9d18-82471536db95

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/9b1ffcd8-01a2-4576-9eaa-78d05a59b5cd

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/c683da4652816c79cac0079f46542e9fe47e3ce523de9c1558694c4be4ead4ca

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/c683da4652816c79cac0079f46542e9fe47e3ce523de9c1558694c4be4ead4ca/

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=y2b5urssqfwhtswaa6pumvbot7sh4phfeppjyfkynfgexzhk2tfa._file

Result

Malware family:

n/a

Score:

6/10

Tags:

discovery execution linux persistence privilege_escalation

Link:

https://tria.ge/reports/260218-hfee7abs3h/

Behaviour

GoLang User-Agent

Writes file to tmp directory

Enumerates kernel/hardware configuration

Reads runtime system information

Reads CPU attributes

Creates/modifies Cron job

Enumerates running processes

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

Threat name:

Suspicious File

Score:

0.59

Link:

https://yomi.yoroi.company/submissions/c683da4652816c79cac0079f46542e9fe47e3ce523de9c1558694c4be4ead4ca

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:	dependsonpythonailib Create hunting rule
Author:	Tim Brown
Description:	Hunts for dependencies on Python AI libraries

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_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:	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:	FreddyBearDropper Create hunting rule
Author:	Dwarozh Hoshiar
Description:	Freddy Bear Dropper is dropping a malware through base63 encoded powershell scrip.

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

Rule name:	linux_protocol_doh Create hunting rule
Author:	@_lubiedo
Description:	DNS-over-HTTPS yara rule

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:	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.

Web download

Mirai

elf ee582c6c16f4fcfb074f159c31ddcfc3eb6e8a5c629c23fc835320711e1c5c4a

Mirai

elf c683da4652816c79cac0079f46542e9fe47e3ce523de9c1558694c4be4ead4ca

(this sample)

Dropped by

SHA256 ee582c6c16f4fcfb074f159c31ddcfc3eb6e8a5c629c23fc835320711e1c5c4a

URLhaus

https://urlhaus.abuse.ch/url/3780124/

Delivery method

Distributed via web download

Dropped by

MD5 d5fefc5a33fdbcf2dfc38126a837dcd2

URLhaus

https://urlhaus.abuse.ch/url/3780663/

Comments

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