MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a0c8570dde73fc647c8a7d6cb0b1ac0585ec065b01c91223402e91844a1fea5c. 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 1 File information Comments

SHA256 hash:	a0c8570dde73fc647c8a7d6cb0b1ac0585ec065b01c91223402e91844a1fea5c
SHA3-384 hash:	430acee7f735584dc4a89fa14823577b852a5d08bcdef55b8291dd1a46f9644815d09457452d1cfb1e2913220461eaac
SHA1 hash:	db0177b17b6557f805fde7d0bc92a54f8ad9ad24
MD5 hash:	f4fc465c51df332218cbb99851fed510
humanhash:	april-freddie-sodium-neptune
File name:	yarn
Download:	download sample
Signature	Mirai Create hunting rule
File size:	2'695 bytes
First seen:	2025-09-06 06:45:46 UTC
Last seen:	Never
File type:	sh
MIME type:	text/x-shellscript
ssdeep	48:v3XOR3GmR3gSR3yCR34yR3soiR3btoR3ISR31KR3iqR3QUR3A5aR3LGR30Ue:v3XI3Gg3gk3yU34E3703bE3Ik31c3i8N
TLSH	T1FE5192C6F32446B06FF29E5A71B9B404B090B1665FD11A11D8FC3CBAE44EF087492A5B
Magika	shell
Reporter	abuse_ch
Tags:	mirai sh

Shell script dropper

This file seems to be a shell script dropper, using wget, ftpget and/or curl. More information about the corresponding payload URLs are shown below.

URL	Malware sample (SHA256 hash)	Signature	Tags
http://38.162.114.77/bins/sora.x86	c4fdffa36b13e3742a38317302b552e0142055d028e43ef4ccbbdbfa0b208342	Mirai	elf mirai
http://38.162.114.77/bins/sora.mips	518bb7ecad7786975b925e68c15f70746e6ab02508deb8bbbc8b8cc5cc597355	Mirai	elf mirai
http://38.162.114.77/bins/sora.x86_64	n/a	n/a	elf ua-wget
http://38.162.114.77/bins/sora.i468	n/a	n/a	elf ua-wget
http://38.162.114.77/bins/sora.i686	n/a	n/a	elf ua-wget
http://38.162.114.77/bins/sora.mpsl	cb66f0b9bfb996b5e4fe142cd03b3061b9843899675d93690e5474e87ef1bef2	Mirai	elf mirai
http://38.162.114.77/bins/sora.arm4	n/a	n/a	elf ua-wget
http://38.162.114.77/bins/sora.arm5	12486e4b57bd5ee074988b64d0716aa9c631aeb5805d8fc7664063d5a98dfaac	Mirai	elf mirai
http://38.162.114.77/bins/sora.arm6	e7b1d9504e3f6186d5c26f39932d0327b4ba22e04bf6e32e78ae72ca6969bd8c	Mirai	elf mirai
http://38.162.114.77/bins/sora.arm7	7a0d000d79bc1be7a41fa59d1892995ff61815d4dbeb49f6d7053da7034a1598	Mirai	elf mirai
http://38.162.114.77/bins/sora.ppc	adfb9de9a74d82e9d980515498e5d02b527961d37375a76e784404d059676f85	Mirai	elf mirai
http://38.162.114.77/bins/sora.ppc440fp	n/a	n/a	elf ua-wget
http://38.162.114.77/bins/sora.m68k	6d1d1df496a3ab3aa77e2536fc9fcb09ed3b6653b77c27e305aba647bc5f2193	Mirai	elf mirai
http://38.162.114.77/bins/sora.sh4	38e47119b088297ba98fe3db4022607ff33af93d40ebc4991de353a424d180cc	Mirai	elf mirai

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

Detection(s):

Sanesecurity.Malware.30790.LX.BOT.UNOFFICIAL

SecuriteInfo.com.Linux.Downloader-29.UNOFFICIAL

SecuriteInfo.com.Linux.Downloader-6.UNOFFICIAL

Verdict:

Malicious

File Type:

unix shell

First seen:

2025-09-06T03:53:00Z UTC

Last seen:

2025-09-06T03:53:00Z UTC

Hits:

~100

Detections:

HEUR:Trojan-Downloader.Shell.Agent.gen HEUR:Trojan-Downloader.Shell.Agent.c HEUR:Trojan-Downloader.Shell.Agent.a HEUR:Trojan-Downloader.Shell.Agent.p

Link:

https://opentip.kaspersky.com/a0c8570dde73fc647c8a7d6cb0b1ac0585ec065b01c91223402e91844a1fea5c/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/148fb2b2-6662-47ae-ad74-5aba328437ea

Behavior Graph:

Download SVG

Score:

100%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/a0c8570dde73fc647c8a7d6cb0b1ac0585ec065b01c91223402e91844a1fea5c

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/a0c8570dde73fc647c8a7d6cb0b1ac0585ec065b01c91223402e91844a1fea5c/

Verdict:

Malicious

Threat:

Family.MIRAI

Link:

https://tip.neiki.dev/file/a0c8570dde73fc647c8a7d6cb0b1ac0585ec065b01c91223402e91844a1fea5c

Threat name:

Linux.Downloader.Morila

Status:

Malicious

First seen:

2025-09-06 06:31:18 UTC

File Type:

Text (Shell)

AV detection:

23 of 38 (60.53%)

Threat level:

3/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=udefodo6op6gi7ekpvwlbmnmawc6ybs3aherei2af2iyisq75joa._file

Result

Malware family:

mirai

Score:

10/10

Tags:

family:mirai botnet:sora antivm botnet defense_evasion discovery linux upx

Link:

https://tria.ge/reports/250906-hjtz2sal3w/

Behaviour

Reads runtime system information

System Network Configuration Discovery

Writes file to tmp directory

Changes its process name

Checks CPU configuration

UPX packed file

File and Directory Permissions Modification

Executes dropped EXE

Modifies Watchdog functionality

Contacts a large (38097) amount of remote hosts

Creates a large amount of network flows

Mirai

Mirai family

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

Threat name:

Suspicious File

Score:

0.39

Link:

https://yomi.yoroi.company/submissions/a0c8570dde73fc647c8a7d6cb0b1ac0585ec065b01c91223402e91844a1fea5c

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.