MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a2d644c45cc5d927beb506dc417934189baf99a52cd68d541c0bbe8c0dd7c9fb. 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: 6

Intelligence 6 IOCs YARA 5 File information Comments

SHA256 hash:	a2d644c45cc5d927beb506dc417934189baf99a52cd68d541c0bbe8c0dd7c9fb
SHA3-384 hash:	4b589d12cba9ab56ee80a5bce6f062c4b2e47ed90a6e8470e600fb9c3fd80c2601d9dbfa1374625009fe4c0689c8c1fb
SHA1 hash:	ae466560a84714229bc7e9b50427ffc95508f737
MD5 hash:	3ab1026b605a0ecbe06b4bc58b630083
humanhash:	moon-sierra-comet-sodium
File name:	a2d644c45cc5d927beb506dc417934189baf99a52cd68d541c0bbe8c0dd7c9fb.elf
Download:	download sample
Signature	Mirai Create hunting rule
File size:	78'096 bytes
First seen:	2026-08-20 02:50:46 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:MjXzal1s3KfgxvJoewJKh8O7FPM1ZEgwGmu/rJ9iUnA/:MjXz84s2vPwJiy1ZE8msXi4O
TLSH	T1A17302CDFAA0E283CE8F1935022F77410B39E59673BA5FC813460E90A56E54B7D2E970
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	Tuxxin
Tags:	elf exe mirai UPX whack.sh

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) :	78'096 bytes
File size (de-compressed) :	241'388 bytes
Format:	linux/mipsel
Unpacked file:	aec3fad5c65ea506eea188fbdfc82be4272cf562a30ab4fa364980b811f60ccd

Intelligence

File Origin

# of uploads :

# of downloads :

147

Origin country :

Vendor Threat Intelligence

Details

Link:

https://research.acce.ciphertechsolutions.com/results/b3f2dbf9-98c3-466a-bc84-0d152fa0e264/

Detection(s):

SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL

Result

Verdict:

Malware

Maliciousness:

Behaviour

Launching a process

Sets a file as executable

Runs as daemon

Deletes a file

Locks files

Kills processes

Creating a file

Kills critical processes

Substitutes an application name

Deleting of the original file

Verdict:

Unknown

Threat level:

0/10

Confidence:

100%

Tags:

packed upx

Link:

https://www.filescan.io/uploads/6a866bb327225b84743bbdae/reports/329aa0fa-2ace-475b-911a-f16eb2dd8b60/overview

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/e67267e0-3737-413a-abc2-9872e4c88ef2

Behavior Graph:

Download SVG

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/70bd31f6-8e6d-44c5-afd4-384b030cee23

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/a2d644c45cc5d927beb506dc417934189baf99a52cd68d541c0bbe8c0dd7c9fb

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a2d644c45cc5d927beb506dc417934189baf99a52cd68d541c0bbe8c0dd7c9fb/

Threat name:

Linux.Backdoor.Mirai

Status:

Malicious

First seen:

2026-08-20 03:10:34 UTC

AV detection:

11 of 24 (45.83%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ullejrc4yxmsppvva3oec6judcn27gnfftli2va4bo7iydoxzh5q._file

Result

Malware family:

n/a

Score:

7/10

Tags:

antivm discovery upx

Link:

https://tria.ge/reports/260820-dcd8ssdp7z/

Behaviour

Reads runtime system information

Changes its process name

Checks CPU configuration

Enumerates running processes

Deletes itself

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/a2d644c45cc5d927beb506dc417934189baf99a52cd68d541c0bbe8c0dd7c9fb

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:	ELF_IoT_DVR_Botnet_Hama_UPX Create hunting rule
Author:	Serhii Kocherhan
Description:	Detects packed and unpacked ELF IoT/DVR botnet variants targeting UPX compression structures and uncompressed code

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/