MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 400b678722c164b0beddf6059b02ff84707a457fbccf31390d14cd674408d79a. 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:	400b678722c164b0beddf6059b02ff84707a457fbccf31390d14cd674408d79a
SHA3-384 hash:	7cb434fdfccfc8760fc721673d526c8c217ee6c41008c62593cbdd54d01eff1a014b2d2e5901ea0f81a02d1877be72f0
SHA1 hash:	2c989f9aae191de61f872a67d602a911f466d94c
MD5 hash:	2cfc221a8b1172329fe207649cd0e60b
humanhash:	nineteen-king-football-potato
File name:	ohshit.sh
Download:	download sample
Signature	Mirai Create hunting rule
File size:	465 bytes
First seen:	2026-05-02 15:34:40 UTC
Last seen:	Never
File type:	sh
MIME type:	text/x-shellscript
ssdeep	12:xtzfd7bgevQzfd761gevQzfdJevQzfd/evQzfd//ev/:xtTd7bgzTd761gzTdJzTd/zTd//E
TLSH	T133F08CFC04B868B49456EA42B41782B8A40BDC8214FA2F688E8CA5E4C4CAA10F000BCF
TrID	70.0% (.SH) Linux/UNIX shell script (7000/1) 30.0% (.) Unix-like shebang (var.3) (gen) (3000/1)
Magika	shell
Reporter	BlinkzSec

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://176.65.139.59/hiddenbin/boatnet.x86	634a5e5b8a15afea7472edf823fbb3ff6c2a68fcdf9aa664e31d949e68439936	Mirai	elf mirai ua-wget
http://176.65.139.59/hiddenbin/boatnet.x86_64	84de113f126e4d984b9380f8ec56b8e733d4f9e4415b5de2962fa9b48a3677d3	Gafgyt	elf gafgyt mirai ua-wget
http://176.65.139.59/hiddenbin/boatnet.i686	a5b0b31676cc0301e5e7b466b2b300977bc62b534a620bdb05877b99519baf5a	Mirai	elf mirai ua-wget
http://176.65.139.59/hiddenbin/boatnet.mips	5570cb713f9369f4c8e32901d4d4fc7b480b869922ea70d81d61a072b570aa40	Mirai	elf mirai ua-wget
http://176.65.139.59/hiddenbin/boatnet.arm7	93b9de7279cdac2c417a9475861ad1f89c7ea37bd6045d52bb520f8eb2cf4501	Mirai	elf mirai ua-wget

Intelligence

File Origin

# of uploads :

# of downloads :

Origin country :

Vendor Threat Intelligence

No detections

Verdict:

Malicious

File Type:

unix shell

First seen:

2026-05-02T12:41:00Z UTC

Last seen:

2026-05-03T04:55:00Z UTC

Hits:

~10

Detections:

HEUR:Trojan-Downloader.Shell.Agent.p

Link:

https://opentip.kaspersky.com/400b678722c164b0beddf6059b02ff84707a457fbccf31390d14cd674408d79a/results?tab=lookup

Status:

terminated

Link:

https://sandbox.kunai.rocks/analysis/667fa52d-d3bb-4081-9c3d-a84c4659aa3c

Behavior Graph:

Download SVG

Score:

99%

Verdict:

Malware

File Type:

SCRIPT

Link:

https://malprob.io/report/400b678722c164b0beddf6059b02ff84707a457fbccf31390d14cd674408d79a

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/400b678722c164b0beddf6059b02ff84707a457fbccf31390d14cd674408d79a/

Verdict:

Malicious

Threat:

Family.MIRAI

Link:

https://tip.neiki.dev/file/400b678722c164b0beddf6059b02ff84707a457fbccf31390d14cd674408d79a

Threat name:

Script-Shell.Downloader.Heuristic

Status:

Malicious

First seen:

2026-05-02 15:16:51 UTC

File Type:

Text (Shell)

AV detection:

2 of 36 (5.56%)

Threat level:

2/5

Detection(s):

Suspicious file

Link:

https://check.spamhaus.org/check/?searchterm=iafwpbzcyfslbpw56yczwax7qryhurl7xthtcoinctgworai26na._file

Result

Malware family:

n/a

Score:

7/10

Tags:

defense_evasion discovery linux upx

Link:

https://tria.ge/reports/260502-s1m8yabv6y/

Behaviour

System Network Configuration Discovery

Writes file to tmp directory

UPX packed file

File and Directory Permissions Modification

Executes dropped EXE

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

Threat name:

Malicious File

Score:

0.98

Link:

https://yomi.yoroi.company/submissions/400b678722c164b0beddf6059b02ff84707a457fbccf31390d14cd674408d79a

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:	MAL_Linux_IoT_MultiArch_BotnetLoader_Generic Create hunting rule
Author:	Anish Bogati
Description:	Technique-based detection of IoT/Linux botnet loader shell scripts downloading binaries from numeric IPs, chmodding, and executing multi-architecture payloads
Reference:	MalwareBazaar sample lilin.sh