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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 87636741a0c01869a100e6d9d396eafe24d8392cd543af30f07d9c28291be1ce. 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: 6


Intelligence 6 IOCs YARA 11 File information Comments

SHA256 hash: 87636741a0c01869a100e6d9d396eafe24d8392cd543af30f07d9c28291be1ce
SHA3-384 hash: 2eeb7966c033f8b0068da37e8921e7dee0b1ee5abe295d6c358185a6a9cd9f0d72497a765931e60fdaaadb7a435f2bf7
SHA1 hash: a3bbc45e88b6a5b1e11d594b4ae3294d5d9be7b6
MD5 hash: 83e660d9e4215b3e51d949259f832140
humanhash: stairway-south-timing-ceiling
File name:mips
Download: download sample
Signature Mirai
File size:857'384 bytes
First seen:2026-09-23 17:34:36 UTC
Last seen:2026-09-29 13:00:15 UTC
File type: elf
MIME type:application/x-executable
ssdeep 24576:Q0kerzMd7EAKZnfiC4pjGwn/6aBInEMSm0:ArC4p3nUEn
TLSH T1EB057D53F7318F54D360D27908E3876596A625A20BE395C6A37DC2203A1077D6CAFFE8
telfhash t12c31ae61e42afc291692dbc8ebc4b255c4bbe900490e3c77d5f0442d9f3015b6b8ddea
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence


File Origin
# of uploads :
4
# of downloads :
66
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Creating a file
Sends data to a server
Receives data from a server
Runs as daemon
Collects information on the CPU
Connection attempt
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-09-23T15:51:00Z UTC
Last seen:
2026-09-23T16:43:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
%3 guuid=68a0e75c-1c00-0000-524b-102af5090000 pid=2549 /usr/bin/sudo guuid=f30df55f-1c00-0000-524b-102afe090000 pid=2558 /tmp/sample.bin guuid=68a0e75c-1c00-0000-524b-102af5090000 pid=2549->guuid=f30df55f-1c00-0000-524b-102afe090000 pid=2558 execve
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2026-09-23 17:35:49 UTC
File Type:
ELF32 Big (Exe)
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Behaviour
System Network Configuration Discovery
Changes its process name
Renames itself
Contacts a large (355745) amount of remote hosts
Creates a large amount of network flows
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
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:enterpriseapps2
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:F01_s1ckrule
Author:s1ckb017
Rule name:ldpreload
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:linux_generic_ipv6_catcher
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:malwareelf55503
Rule name:MIRAI_OHSHIT_payload
Author:AfterPacket
Description:MIRAI_OHSHIT ELF payload -- compiled-in C2 set, all architectures
Reference:https://github.com/Afterpacket/drosera-threat-intel
Rule name:setsockopt
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:telebot_framework
Author:vietdx.mb
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 87636741a0c01869a100e6d9d396eafe24d8392cd543af30f07d9c28291be1ce

(this sample)

  
Delivery method
Distributed via web download

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