MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 77ed8c7518a32663fb766f729075dcdddc355c8d6ebe381092df51bb891e0cfc. 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 3 File information Comments

SHA256 hash:	77ed8c7518a32663fb766f729075dcdddc355c8d6ebe381092df51bb891e0cfc
SHA3-384 hash:	832e4e76157440ec4123b7619671b23a449fe4125a5fcbb8b41bd65fca40a0a484bbc1a047e087b1f178d7acda3cf8e5
SHA1 hash:	21fe2d513674f769f0138ab9c5a78eebd99de0d6
MD5 hash:	e44140b2cd901df6a7ca55235b5a4e74
humanhash:	nitrogen-lactose-saturn-saturn
File name:	nz.x86
Download:	download sample
Signature	Mirai Create hunting rule
File size:	47'000 bytes
First seen:	2026-07-11 06:02:47 UTC
Last seen:	2026-07-11 11:46:42 UTC
File type:	elf
MIME type:	application/x-executable
ssdeep	768:i5KTOSNokDUBFr4/bJ1v6rINm9ZR8XE8+SOby1gQVGSEXqkFYm74fnbcuyD7UHQv:i5KTOGopvr0zCYm18vOblY5vkOm7Yno9
TLSH	T14723F188A1B8C61BF298927A2C2FB51D58A0903F7C3495F3CED8C02ED61F565872D362
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	abuse_ch
Tags:	elf mirai UPX

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) :	47'000 bytes
File size (de-compressed) :	108'148 bytes
Format:	linux/i386
Unpacked file:	b4cbbb559004104056c092199ea59097f40737eb65c72b91e6170038df2d4e9c

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/92bb4543-1bf6-4f9d-b28b-61c81c310fb4/

Detection(s):

Unix.Dropper.Mirai-7135858-0

Result

Verdict:

Malware

Maliciousness:

Behaviour

DNS request

Sends data to a server

Receives data from a server

Runs as daemon

Opens a port

Connection attempt

Verdict:

Unknown

Threat level:

2.5/10

Confidence:

100%

Tags:

masquerade packed upx

Link:

https://www.filescan.io/uploads/6a51dcee84d5dc13dc89a5cf/reports/1090da77-55fd-4e93-888c-41054fb06bda/overview

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

x86

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/77ed8c7518a32663fb766f729075dcdddc355c8d6ebe381092df51bb891e0cfc

Behaviour

Information Gathering

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-07-11T02:51:00Z UTC

Last seen:

2026-07-13T01:02:00Z UTC

Hits:

~10

Detections:

HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.h

Link:

https://opentip.kaspersky.com/77ed8c7518a32663fb766f729075dcdddc355c8d6ebe381092df51bb891e0cfc/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/e5eeeff9-5a3d-4c80-b77d-466468afaaad

Behavior Graph:

Download SVG

Malware family:

Mirai

Verdict:

Malicious

Link:

https://analyze.intezer.com/analyses/56741ab8-48a1-421d-8953-7add09c150ba

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/77ed8c7518a32663fb766f729075dcdddc355c8d6ebe381092df51bb891e0cfc

Detection:

mirai

Link:

https://mwdb.cert.pl/sample/77ed8c7518a32663fb766f729075dcdddc355c8d6ebe381092df51bb891e0cfc/

Verdict:

Malicious

Threat:

Family.MIRAI

Link:

https://tip.neiki.dev/file/77ed8c7518a32663fb766f729075dcdddc355c8d6ebe381092df51bb891e0cfc

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-07-11 04:53:53 UTC

File Type:

ELF32 Little (Exe)

AV detection:

25 of 37 (67.57%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=o7wyy5iyumtgh63wn5zja5o43xodkxenn27dqees35i3xci6bt6a._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet defense_evasion discovery linux upx

Link:

https://tria.ge/reports/260711-gsefaaez2x/

Behaviour

Reads runtime system information

Enumerates running processes

Writes file to system bin folder

Modifies Watchdog functionality

Family: Mirai

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

Threat name:

Suspicious File

Score:

0.65

Link:

https://yomi.yoroi.company/submissions/77ed8c7518a32663fb766f729075dcdddc355c8d6ebe381092df51bb891e0cfc

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:	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/