MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c37a77a63582b02f69f1ea71d810d9aab433af52c37ec973650e82cecf7ba6ae. 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: 13

Intelligence 13 IOCs YARA 4 File information Comments

SHA256 hash:	c37a77a63582b02f69f1ea71d810d9aab433af52c37ec973650e82cecf7ba6ae
SHA3-384 hash:	f190bc8c7ee3dec6602a65916a83e3f2398ce069731c07d0414543c030cf975b587a1c44f6af886f8cc6da2ac0674dd2
SHA1 hash:	99c289c724f8e28bda4fe4cd7509ab57e352b464
MD5 hash:	c308493ba07b6cadc26afc9bc21dfbd6
humanhash:	equal-red-louisiana-nine
File name:	c37a77a63582b02f69f1ea71d810d9aab433af52c37ec973650e82cecf7ba6ae
Download:	download sample
Signature	Mirai Create hunting rule
File size:	38'000 bytes
First seen:	2026-06-29 04:09:15 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	768:EbhbUpgfK/Awt9kQzWa8HroIyIQrngHG/KYX/Y5ZAS1xiF8jocAyfnZXu8Lf9q3d:IxUpgy449kKWToIyxn7SaY5d1xwhondI
TLSH	T1E103F1A1B250EB73DF31687BC2E448892AC737FC60F566A213D0462D77C25467CA64EB
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	c2hunter
Tags:	elf mirai UPX wraith

UPX packed

This file is packed with UPX. We have therefore unpacked the file. Below is furhter information about the unpacked (de-compressed) file.

File size (compressed) :	38'000 bytes
File size (de-compressed) :	83'572 bytes
Format:	linux/arm
Unpacked file:	efcdf74cea1903c0dbe685f3d5053f5a59d584c519796fc56c4300b3cdb4ca63

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/4136ca83-9413-4087-9268-44400d3ed14b/

Detection(s):

SecuriteInfo.com.Linux.Mirai.10589.18328.4589.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

mirai packed upx

Link:

https://www.filescan.io/uploads/6a41eff7a6744c93aa55ebcc/reports/2042c9d5-c774-48a9-b442-69c1e180b2e8/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

arm

Packer:

UPX

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/c37a77a63582b02f69f1ea71d810d9aab433af52c37ec973650e82cecf7ba6ae

Behaviour

no suspicious findings

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-06-28T16:32:00Z UTC

Last seen:

2026-06-30T23:00:00Z UTC

Hits:

~10

Detections:

HEUR:Backdoor.Linux.Mirai.b

Link:

https://opentip.kaspersky.com/c37a77a63582b02f69f1ea71d810d9aab433af52c37ec973650e82cecf7ba6ae/results?tab=lookup

Status:

Failed

Link:

https://sandbox.kunai.rocks/analysis/6e05b7da-7a67-4320-aa75-c97d0ebb4947

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/f3e20287-f77b-4855-919b-66dfed092fb4

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/c37a77a63582b02f69f1ea71d810d9aab433af52c37ec973650e82cecf7ba6ae

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/c37a77a63582b02f69f1ea71d810d9aab433af52c37ec973650e82cecf7ba6ae/

Verdict:

Malicious

Threat:

Family.MIRAI

Link:

https://tip.neiki.dev/file/c37a77a63582b02f69f1ea71d810d9aab433af52c37ec973650e82cecf7ba6ae

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-06-28 21:39:30 UTC

File Type:

ELF32 Little (Exe)

AV detection:

16 of 24 (66.67%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=yn5hpjrvqkyc62pr5jy5qegzvk2dhl2syn7ms43fb2bm5t33u2xa._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet:mirai botnet discovery upx

Link:

https://tria.ge/reports/260629-erqe2scy4w/

Behaviour

Reads runtime system information

Family: Mirai

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/c37a77a63582b02f69f1ea71d810d9aab433af52c37ec973650e82cecf7ba6ae

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:	linux_generic_ipv6_catcher Create hunting rule
Author:	@_lubiedo
Description:	ELF samples using IPv6 addresses

Rule name:	SUSP_ELF_LNX_UPX_Compressed_File Create hunting rule
Author:	Florian Roth (Nextron Systems)
Description:	Detects a suspicious ELF binary with UPX compression
Reference:	Internal Research

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/