MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 91e7b4318985ce375aef13265584ffb72b936593a99d10e6ff98305d962c2623. 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 6 File information Comments
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SHA256 hash: 91e7b4318985ce375aef13265584ffb72b936593a99d10e6ff98305d962c2623
SHA3-384 hash: 4209a656610a056294d170512184ec5ebcdfd53a9540ba37b1e36320edfa8b38b334b02e235167da0b7dd3e6230ce116
SHA1 hash: 9d225dfbfd0bda7ce4f01e88d4e0bb2490ba7c2a
MD5 hash: f479fd0ece453568e2c7aa5b57634cc3
humanhash: apart-bluebird-mirror-quebec
File name:UnHAnaAW.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:101'132 bytes
First seen:2025-09-27 05:50:52 UTC
Last seen:2025-09-30 12:28:31 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:pqunD7x7phVPEbcbnkqadz3TaILaazOBC2M:pqunHtp3taJ3O4aazmM
TLSH T1C2A3C71E6E15CF7CF79D873447B78E259688338B2AE2D141E14CDA015EB028E741FBA9
telfhash t12401841c883403f0d7a60cdc6bedff76d45160df46115e378e00ee59df29a059a0082c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
73
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29524.LC.UNOFFICIAL
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Unix.Dropper.Mirai-7135890-0
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Unix.Dropper.Mirai-7135939-0
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Unix.Dropper.Mirai-7136025-0
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Unix.Dropper.Mirai-7355719-0
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Unix.Dropper.Mirai-9977145-0
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Opens a port
Runs as daemon
Sends data to a server
Connection attempt
Substitutes an application name
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade mirai obfuscated threat
Link:
https://www.filescan.io/uploads/68d77bce74e5a2898995b7d9/reports/6c037000-0bf9-49fb-975b-c8b34f87b85d/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
4
Number of processes launched:
10
Processes remaning?
true
Remote TCP ports scanned:
80,2323,23,37215,8080
Full report:
https://elfdigest.com/brief/91e7b4318985ce375aef13265584ffb72b936593a99d10e6ff98305d962c2623
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
type:Mirai 213.209.143.44:1024
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-09-27T03:12:00Z UTC
Last seen:
2025-09-27T03:12:00Z UTC
Hits:
~100
Detections:
HEUR:Exploit.Linux.CVE-2017-17215.a HEUR:Backdoor.Linux.Mirai.ba HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/91e7b4318985ce375aef13265584ffb72b936593a99d10e6ff98305d962c2623/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/86045672-1c9a-4d8c-a1df-3dd91e905a63
Behavior Graph:
Download SVG
%3 guuid=12751d56-1900-0000-bdee-aea473080000 pid=2163 /usr/bin/sudo guuid=e69a4e59-1900-0000-bdee-aea47d080000 pid=2173 /tmp/sample.bin guuid=12751d56-1900-0000-bdee-aea473080000 pid=2163->guuid=e69a4e59-1900-0000-bdee-aea47d080000 pid=2173 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/5d171ea6-eae7-4b00-af43-8f03b90e37d4
Result
Threat name:
Mirai
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Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1785092
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1785092 Sample: UnHAnaAW.mips.elf Startdate: 27/09/2025 Architecture: LINUX Score: 64 14 169.254.169.254, 80 USDOSUS Reserved 2->14 16 162.213.35.25, 443, 47292 CANONICAL-ASGB United States 2->16 18 2 other IPs or domains 2->18 20 Antivirus / Scanner detection for submitted sample 2->20 22 Multi AV Scanner detection for submitted file 2->22 24 Yara detected Mirai 2->24 6 python3.8 dpkg 2->6         started        8 dash rm 2->8         started        10 dash rm 2->10         started        12 UnHAnaAW.mips.elf 2->12         started        signatures3 process4
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/91e7b4318985ce375aef13265584ffb72b936593a99d10e6ff98305d962c2623
Detection:
mirai
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Link:
https://mwdb.cert.pl/sample/91e7b4318985ce375aef13265584ffb72b936593a99d10e6ff98305d962c2623/
Verdict:
Malicious
Threat:
Family.ECHOBOT
Link:
https://tip.neiki.dev/file/91e7b4318985ce375aef13265584ffb72b936593a99d10e6ff98305d962c2623
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-27 05:53:29 UTC
File Type:
ELF32 Big (Exe)
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=sht3immjqxhdowxpcmtflbh7w4vzgzmtvgorbzx7tayf3frmeyrq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:echobot family:mirai discovery
Link:
https://tria.ge/reports/250927-gk9apaek31/
Behaviour
System Network Configuration Discovery
Verdict:
Malicious
Tags:
botnet mirai Unix.Dropper.Mirai-7135890-0
YARA:
MAL_ELF_LNX_Mirai_Oct10_1
Link:
https://app.threat.zone/submission/1f977ca0-ef46-4c22-99a4-85d234bc612e
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/91e7b4318985ce375aef13265584ffb72b936593a99d10e6ff98305d962c2623

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
Reference:Internal Research
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 91e7b4318985ce375aef13265584ffb72b936593a99d10e6ff98305d962c2623

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3632900/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3632882/

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