MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 76ca6d3e31f366df9f45330c9129d22d1a6a09ec4d9d555fd0d840babf22f31b. 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 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 76ca6d3e31f366df9f45330c9129d22d1a6a09ec4d9d555fd0d840babf22f31b
SHA3-384 hash: 185c339853ac4297a259abf5c32ea66f0767ca7f83f2e4c9d0c69b2461614a42cad405999b80bfb7453022cc847b3106
SHA1 hash: de85e6b6858264a615c843e424612eb20b0ff8c0
MD5 hash: 39ccd767aba83a8769e9246d9ac5aa5b
humanhash: mountain-ohio-freddie-may
File name:76ca6d3e31f366df9f45330c9129d22d1a6a09ec4d9d555fd0d840babf22f31b.elf
Download: download sample
Signature Mirai
Create hunting rule
File size:247'907 bytes
First seen:2026-08-29 18:06:46 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:Xi/aLXWekwVGaw5epP0jUqw+fOh01Xa5ueo1tAlm/j59mEssMOgh5o+eTOEM/924:Oa7WekwkBYpP0jUp+fu01Xa5ueo10aeR
TLSH T12F344B52AA925A13C5C3177AFB8F41053323A66693DB7306FD1CABB43F8739A4E63501
telfhash t137311f3117359516aeb0da589ced53b7152ec3266285ef73ee25c4dc940a0abe633c0f
Magika elf
Reporter whack_sh
Tags:elf exe mirai whack.sh

Intelligence

File Origin
# of uploads :
1
# of downloads :
162
Origin country :
US US
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9760303-0
Create hunting rule

Unix.Trojan.Mirai-5607483-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Creating a file in the %temp% subdirectories
Launching a process
Runs as daemon
Opens a port
Receives data from a server
Connection attempt
Collects information on the RAM
Creating a file
Creates directories in a subdirectory of a temporary directory
Deleting a recently created file
Creating a file in the %temp% directory
Collects information on the OS
Creating a process from a recently created file
Sets a written file as executable
Sends data to a server
Creates directories in a temporary directory
Substitutes an application name
Creates or modifies files in /cron to set up autorun
Performs a bruteforce attack in the network
Creates or modifies files in /init.d to set up autorun
Deleting of the original file
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/8ce45b43-f87a-4676-80ac-480eb1abb201
Behavior Graph:
Download SVG
%3 guuid=7a603e19-1800-0000-97ff-819e6e0a0000 pid=2670 /usr/bin/sudo guuid=fa00a21b-1800-0000-97ff-819e720a0000 pid=2674 /tmp/sample.bin guuid=7a603e19-1800-0000-97ff-819e6e0a0000 pid=2670->guuid=fa00a21b-1800-0000-97ff-819e720a0000 pid=2674 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/fadf6f5d-013c-4a35-bafe-38a98666bc5c
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/76ca6d3e31f366df9f45330c9129d22d1a6a09ec4d9d555fd0d840babf22f31b
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/76ca6d3e31f366df9f45330c9129d22d1a6a09ec4d9d555fd0d840babf22f31b/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-29 18:07:50 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 36 (36.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=o3fg2prr6ntn7h2fgmgjckosfungucpmjwovkx6q3balvpzc6mnq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/260829-wqeets1brg/
Behaviour
Command and Scripting Interpreter: Unix Shell
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Reads system network configuration
Creates a large amount of network flows
Creates/modifies Cron job
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Reads list of loaded kernel modules
File and Directory Permissions Modification
Deletes itself
Executes dropped EXE
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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Rootkit_Generic_61229bdf
Create hunting rule
Author:Elastic Security
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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 76ca6d3e31f366df9f45330c9129d22d1a6a09ec4d9d555fd0d840babf22f31b

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3904519/

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