MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a1a83866d91150254d5c6b42fa83f994810e3fa9b81b68bed2e5d47fcae07e20. 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: 9

Intelligence 9 IOCs YARA 7 File information Comments

SHA256 hash:	a1a83866d91150254d5c6b42fa83f994810e3fa9b81b68bed2e5d47fcae07e20
SHA3-384 hash:	320f479b983be147331343a0487c41dc9e585597a989ae261a1f0dbde4c66821bd12951626771b7e03656eb1b03c2b9e
SHA1 hash:	a023e48338bbc0fe70095d3e639755666e172b77
MD5 hash:	ab401c5ff73cbb0584d9c920d6461feb
humanhash:	vegan-connecticut-juliet-uranus
File name:	sora.arm
Download:	download sample
Signature	Mirai Create hunting rule
File size:	70'856 bytes
First seen:	2026-10-20 01:01:42 UTC
Last seen:	Never
File type:	elf
MIME type:	application/x-executable
ssdeep	1536:pOTAkmMBkt0Iwn8U0yaPSmuSt8M8fhWtu5v36L:pOTARMn+uSerpeu5+
TLSH	T1E0630791B881A626C2D1537BFA6F008E372457D8E2DB33139D255FA07B8A81F0D57F4A
telfhash	t15731e3f74ba40bcc67e8a189c98c711c5ff5b05aaf0d24835608a64fc95b5d2b00e43b
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-dec

abuse_ch

UPX decompressed file, sourced from SHA256 504095f78a153cf31115095d21fe5c98cef32fa4fc63cd51cf3cdae4f6023f92

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) :	27'368 bytes
File size (de-compressed) :	70'856 bytes
Format:	linux/arm
Packed file:	504095f78a153cf31115095d21fe5c98cef32fa4fc63cd51cf3cdae4f6023f92

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Malware configuration found for:

Mirai

Details

Link:

https://research.acce.ciphertechsolutions.com/results/72d4e2ec-f3d4-4e65-aefb-f2bdeb80c33c/

Detection(s):

Sanesecurity.Malware.28940.LC.UNOFFICIAL

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL

Unix.Dropper.Mirai-7135890-0

Unix.Dropper.Mirai-7135939-0

Unix.Dropper.Mirai-7136025-0

Unix.Trojan.Mirai-9819563-0

Unix.Trojan.Mirai-9820623-0

Result

Verdict:

Malware

Maliciousness:

Gathering data

Verdict:

Malicious

Uses P2P?:

false

Uses anti-vm?:

false

Architecture:

arm

Packer:

not packed

Botnet:

unknown

Number of open files:

Number of processes launched:

Processes remaning?

true

Remote TCP ports scanned:

Full report:

https://elfdigest.com/brief/a1a83866d91150254d5c6b42fa83f994810e3fa9b81b68bed2e5d47fcae07e20

Behaviour

Process Renaming

Botnet C2s

TCP botnet C2(s):

not identified

UDP botnet C2(s):

not identified

Verdict:

Malicious

File Type:

elf.32.le

First seen:

2026-10-19T22:33:00Z UTC

Last seen:

2026-10-20T21:01:00Z UTC

Hits:

~10

Link:

https://opentip.kaspersky.com/a1a83866d91150254d5c6b42fa83f994810e3fa9b81b68bed2e5d47fcae07e20/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/9e50a4bf-edb0-4a3c-916e-ae8a2092f274

Behavior Graph:

Download SVG

Gathering data

Score:

100%

Verdict:

Malware

File Type:

ELF

Link:

https://malprob.io/report/a1a83866d91150254d5c6b42fa83f994810e3fa9b81b68bed2e5d47fcae07e20

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a1a83866d91150254d5c6b42fa83f994810e3fa9b81b68bed2e5d47fcae07e20/

Threat name:

Linux.Worm.Mirai

Status:

Malicious

First seen:

2026-10-20 01:01:32 UTC

File Type:

ELF32 Little (Exe)

AV detection:

18 of 24 (75.00%)

Threat level:

5/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=ugudqzwzcficktk4nnbpva7zssaq4p5jxanwrpws4xkh7sxapyqa._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet:sora botnet

Link:

https://tria.ge/reports/261020-bdzj1ssv5p/

Malware Config

C2 Extraction:

46.151.182.44

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/a1a83866d91150254d5c6b42fa83f994810e3fa9b81b68bed2e5d47fcae07e20

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:	botnet_Yakuza Create hunting rule
Author:	NDA0E
Description:	Yakuza botnet

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

Rule name:	Linux_Generic_Threat_af48ca6a Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Generic_Threat_d94e1020 Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_28a2fe0c Create hunting rule
Author:	Elastic Security

Rule name:	Linux_Trojan_Gafgyt_ea92cca8 Create hunting rule
Author:	Elastic Security

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/