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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b5e5bc926a178f42adbfb5cc38efcd1cb7c60c06c924c6a3077f811eda62fcc. 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: 10


Intelligence 10 IOCs YARA 14 File information Comments

SHA256 hash: 8b5e5bc926a178f42adbfb5cc38efcd1cb7c60c06c924c6a3077f811eda62fcc
SHA3-384 hash: f53f2b11c0edddc3d8cfd7562eb4f794df7dae817625872af2bb52264e4eed7cb086a55dd12d11aad52e79a9296f61fb
SHA1 hash: dd5fabc1a8e9de0352c1f6cfea2bb8b57f46a4a6
MD5 hash: 18171234ebf41b793805a99bd2003d0d
humanhash: four-early-south-apart
File name:iran.x86_64
Download: download sample
Signature Mirai
File size:143'344 bytes
First seen:2026-09-27 11:41:40 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:gVZuFX7doNA2Chk1gfPxnxy30/dmLfPzOT:XQIkOW0sHA
TLSH T1BEE34B0774D090FDC8EAC1B84BEFF526D972B4685134B51E23C4AE262E8DF206F6E654
telfhash t1075196703aa52da8e0d7f373a347d5a95c350e1005e175e2ce73a8e2de12bc90d76867
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


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 eb00fac5157b1919e0daec3c0091faba3046a2e8d23dcf532db98828232a4d97
File size (compressed) :54'900 bytes
File size (de-compressed) :143'344 bytes
Format:linux/amd64
Packed file: eb00fac5157b1919e0daec3c0091faba3046a2e8d23dcf532db98828232a4d97

Intelligence


File Origin
# of uploads :
1
# of downloads :
71
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Sets a written file as executable
Sends data to a server
Connection attempt
Receives data from a server
Launching a process
Runs as daemon
Manages services
Changes the time when the file was created, accessed, or modified
Changes access rights for a written file
Creating a file
Substitutes an application name
Creates or modifies files in /cron to set up autorun
Deleting of the original file
Creates or modifies files in /init.d to set up autorun
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-09-27T09:35:00Z UTC
Last seen:
2026-09-27T09:46:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
%3 guuid=f9c2b735-1b00-0000-b8c3-876b7e080000 pid=2174 /usr/bin/sudo guuid=97a98a3c-1b00-0000-b8c3-876b80080000 pid=2176 /tmp/sample.bin guuid=f9c2b735-1b00-0000-b8c3-876b7e080000 pid=2174->guuid=97a98a3c-1b00-0000-b8c3-876b80080000 pid=2176 execve guuid=e2166f3d-1b00-0000-b8c3-876b81080000 pid=2177 /tmp/sample.bin zombie guuid=97a98a3c-1b00-0000-b8c3-876b80080000 pid=2176->guuid=e2166f3d-1b00-0000-b8c3-876b81080000 pid=2177 clone guuid=e916793d-1b00-0000-b8c3-876b82080000 pid=2178 /tmp/sample.bin delete-file net send-data write-config write-file zombie guuid=e2166f3d-1b00-0000-b8c3-876b81080000 pid=2177->guuid=e916793d-1b00-0000-b8c3-876b82080000 pid=2178 clone 2ba8fcc1-a186-5856-b53f-708e4ce1a5b2 94.154.43.120:54321 guuid=e916793d-1b00-0000-b8c3-876b82080000 pid=2178->2ba8fcc1-a186-5856-b53f-708e4ce1a5b2 send: 223B guuid=8a5bcc3d-1b00-0000-b8c3-876b84080000 pid=2180 /usr/bin/dash guuid=e916793d-1b00-0000-b8c3-876b82080000 pid=2178->guuid=8a5bcc3d-1b00-0000-b8c3-876b84080000 pid=2180 execve guuid=916807a9-1b00-0000-b8c3-876bff080000 pid=2303 /usr/bin/dash guuid=e916793d-1b00-0000-b8c3-876b82080000 pid=2178->guuid=916807a9-1b00-0000-b8c3-876bff080000 pid=2303 execve guuid=407279a9-1b00-0000-b8c3-876b01090000 pid=2305 /usr/bin/dash guuid=e916793d-1b00-0000-b8c3-876b82080000 pid=2178->guuid=407279a9-1b00-0000-b8c3-876b01090000 pid=2305 execve guuid=e6a382aa-1b00-0000-b8c3-876b04090000 pid=2308 /tmp/sample.bin guuid=e916793d-1b00-0000-b8c3-876b82080000 pid=2178->guuid=e6a382aa-1b00-0000-b8c3-876b04090000 pid=2308 clone guuid=a954413e-1b00-0000-b8c3-876b86080000 pid=2182 /usr/bin/systemctl guuid=8a5bcc3d-1b00-0000-b8c3-876b84080000 pid=2180->guuid=a954413e-1b00-0000-b8c3-876b86080000 pid=2182 execve guuid=b22ce2a9-1b00-0000-b8c3-876b02090000 pid=2306 /usr/bin/dash guuid=407279a9-1b00-0000-b8c3-876b01090000 pid=2305->guuid=b22ce2a9-1b00-0000-b8c3-876b02090000 pid=2306 clone guuid=850beba9-1b00-0000-b8c3-876b03090000 pid=2307 /usr/bin/dash guuid=407279a9-1b00-0000-b8c3-876b01090000 pid=2305->guuid=850beba9-1b00-0000-b8c3-876b03090000 pid=2307 clone
Threat name:
Linux.Trojan.FlyLegitBot
Status:
Malicious
First seen:
2026-09-27 11:40:43 UTC
File Type:
ELF64 Little (Exe)
AV detection:
8 of 36 (22.22%)
Threat level:
  5/5
Result
Malware family:
flylegitbot
Score:
  10/10
Tags:
family:flylegitbot botnet discovery execution linux persistence privilege_escalation
Behaviour
Reads runtime system information
Changes its process name
Creates/modifies Cron job
Enumerates running processes
Modifies init.d
Modifies systemd
Write file to user bin folder
Deletes itself
Detects FlyLegitBot
Family: FlyLegitBot
Please note that we are no longer able to provide a coverage score for Virus Total.

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_IoT_Persistence_Hunt
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Toriilike_persist
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:has_telegram_urls
Author:Aaron DeVera<aaron@backchannel.re>
Description:Detects Telegram URLs
Rule name:Linux_Trojan_Gafgyt_0cd591cd
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d0c57a2e
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Author:Elastic Security
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
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 8b5e5bc926a178f42adbfb5cc38efcd1cb7c60c06c924c6a3077f811eda62fcc

(this sample)

  
Delivery method
Distributed via web download

Comments