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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b1f9f8eeb50f79db66941db2b2d6ea442aed2597406d348258bb90b5f3cc3aa0. 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: 8


Intelligence 8 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b1f9f8eeb50f79db66941db2b2d6ea442aed2597406d348258bb90b5f3cc3aa0
SHA3-384 hash: 3752fcba6f4159c25cba1d1f1819d524bcbb8c80e44878af7828fc08495b67935fcb8aac748cc834a808a6b26fbfbee8
SHA1 hash: 20b6b317baab9641f4fc0883233d844ae8e3fab3
MD5 hash: a0e440462d789a7e3e66840f049adf58
humanhash: fish-nebraska-video-india
File name:b1f9f8eeb50f79db66941db2b2d6ea442aed2597406d348258bb90b5f3cc3aa0
Download: download sample
Signature Mirai
Create hunting rule
File size:99'952 bytes
First seen:2026-10-27 10:17:38 UTC
Last seen:2026-10-27 11:05:14 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:g0TwouYZcvyRyJ6QMVnnsRnIglFPLshzGtOChv5bHen9I3UwbsRL:g0TJuCcaRD5nsRnIqhIzAOChwnSUwI
TLSH T1AFA30A8ABCC1C612C5E4A0B6BB1F91DD376643B8D3E67207DD18AB19774B8670E3B201
telfhash t1c3312116dae40adcaaf4438442ef622f829d31fd5b5214269aedae8f46129d3702a425
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 timtty
Tags:arm elf mirai torii


Avatar
timtty
Dropper payload delivered by an SSH/Telnet brute-force bot (wget/curl).

Intelligence

File Origin
# of uploads :
4
# of downloads :
70
Origin country :
CH CH
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31069.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Mirai-10004218-0
Create hunting rule

Unix.Trojan.Mirai-10008934-0
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-7759336-0
Create hunting rule

Unix.Trojan.Mirai-7772538-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Gathering data
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
145
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/b1f9f8eeb50f79db66941db2b2d6ea442aed2597406d348258bb90b5f3cc3aa0
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:
2026-10-27T09:25:00Z UTC
Last seen:
2026-10-28T06:57:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b1f9f8eeb50f79db66941db2b2d6ea442aed2597406d348258bb90b5f3cc3aa0/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a307c5fc-a759-4f23-b2d2-9733db90df7c
Behavior Graph:
Download SVG
%3 guuid=6ab905ae-1a00-0000-11fc-3ebb82080000 pid=2178 /usr/bin/sudo guuid=e2bcd0b0-1a00-0000-11fc-3ebb87080000 pid=2183 /tmp/sample.bin guuid=6ab905ae-1a00-0000-11fc-3ebb82080000 pid=2178->guuid=e2bcd0b0-1a00-0000-11fc-3ebb87080000 pid=2183 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/61cb2fa4-7f6b-4e85-a1cf-b639d4d545b6
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1992622
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: 1992622 Sample: EV6quQmjuM.elf Startdate: 27/10/2026 Architecture: LINUX Score: 64 18 192.48.12.185 VOCUS-VAS-AUVocusAdvancedServicesAU United States 2->18 20 14.239.124.38 VNPT-AS-VNVNPTCorpVN Vietnam 2->20 22 99 other IPs or domains 2->22 24 Antivirus / Scanner detection for submitted sample 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Yara detected Mirai 2->28 8 EV6quQmjuM.elf 2->8         started        signatures3 process4 process5 10 EV6quQmjuM.elf 8->10         started        process6 12 EV6quQmjuM.elf 10->12         started        14 EV6quQmjuM.elf 10->14         started        16 EV6quQmjuM.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b1f9f8eeb50f79db66941db2b2d6ea442aed2597406d348258bb90b5f3cc3aa0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b1f9f8eeb50f79db66941db2b2d6ea442aed2597406d348258bb90b5f3cc3aa0/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-10-27 11:16:14 UTC
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wh47r3vvb545wzuudwzlfvxkiqvo2jmxibwtjasyxoill46mhkqa._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/261027-mgngpstsbv/
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/b1f9f8eeb50f79db66941db2b2d6ea442aed2597406d348258bb90b5f3cc3aa0

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_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 b1f9f8eeb50f79db66941db2b2d6ea442aed2597406d348258bb90b5f3cc3aa0

(this sample)

  
Link
ftp://176.65.139.40/jklarm5
  
Delivery method
Distributed via web download

Comments