MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b65841b7dde430ca538eb9414f241cf4198f0e037f7d65750a7ae82b7adf0dfb. 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: 11


Intelligence 11 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b65841b7dde430ca538eb9414f241cf4198f0e037f7d65750a7ae82b7adf0dfb
SHA3-384 hash: 607455b12d4274bed4d2e6d918db7d6b1998afccd60a8697a0116fa9f5d44f0dea8f477ab5d1c6586884359dae1071f1
SHA1 hash: 21d236065e5efd18461c899c896120a9282b878a
MD5 hash: dc9e78189a201499fd6fc45d7471c3b1
humanhash: tennessee-oranges-michigan-timing
File name:mirai.m68k
Download: download sample
Signature Mirai
Create hunting rule
File size:189'312 bytes
First seen:2025-12-27 21:57:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:/Sqq4JhzVw1pqjrZlWW+6WcEJESPC3iPVbjbiMLfyoyyaXhYfHT:qQhzQ6x+6WcCE33i9LnyyOhYfHT
TLSH T111045CD7F800CDBDF90BE73B44134905B130B7A250935B376257BC6BAD3A199192BE8A
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
50
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/79067d20-12f9-43c0-a007-fadbe605c96f/
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-6981989-0
Create hunting rule

Unix.Trojan.Gafgyt-7782058-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Unix.Trojan.Mirai-10012509-0
Create hunting rule

Unix.Trojan.Mirai-10017111-0
Create hunting rule

Unix.Trojan.Mirai-10018298-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/69505672a7163552ba056cc4/reports/4fba5cb0-0f16-4f3b-b681-d167d2ca35da/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-27T19:04:00Z UTC
Last seen:
2025-12-27T19:37:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/b65841b7dde430ca538eb9414f241cf4198f0e037f7d65750a7ae82b7adf0dfb/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/067e05a5-7306-4e81-aecd-731843b89973
Behavior Graph:
Download SVG
%3 guuid=28e1fe16-1800-0000-a1e5-ffb30e0c0000 pid=3086 /usr/bin/sudo guuid=b7147c19-1800-0000-a1e5-ffb3120c0000 pid=3090 /tmp/sample.bin guuid=28e1fe16-1800-0000-a1e5-ffb30e0c0000 pid=3086->guuid=b7147c19-1800-0000-a1e5-ffb3120c0000 pid=3090 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/aa1db868-c10d-498d-a9d5-b36149ec237b
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1840523
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops files in suspicious directories
Drops invisible ELF files
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1840523 Sample: mirai.m68k.elf Startdate: 27/12/2025 Architecture: LINUX Score: 92 55 82.200.68.165, 2323 ZSTTKASNovosibirskRussiaRU Russian Federation 2->55 57 212.22.96.86 ZEN-ASZenInternet-UKGB United Kingdom 2->57 59 99 other IPs or domains 2->59 61 Antivirus detection for dropped file 2->61 63 Antivirus / Scanner detection for submitted sample 2->63 65 Multi AV Scanner detection for submitted file 2->65 67 Yara detected Mirai 2->67 11 mirai.m68k.elf 2->11         started        13 systemd .sh 2->13         started        15 systemd snapd-env-generator 2->15         started        17 14 other processes 2->17 signatures3 process4 process5 19 mirai.m68k.elf 11->19         started        21 .sh 13->21         started        process6 23 mirai.m68k.elf 19->23         started        27 .sh 21->27         started        file7 53 /usr/bin/.sh, ELF 23->53 dropped 69 Drops invisible ELF files 23->69 71 Drops files in suspicious directories 23->71 73 Sample deletes itself 23->73 29 mirai.m68k.elf 23->29         started        31 mirai.m68k.elf sh 23->31         started        33 mirai.m68k.elf sh 23->33         started        35 mirai.m68k.elf sh 23->35         started        signatures8 process9 process10 37 mirai.m68k.elf 29->37         started        39 mirai.m68k.elf 29->39         started        41 mirai.m68k.elf 29->41         started        43 sh systemctl 31->43         started        45 sh systemctl 33->45         started        47 sh systemctl 35->47         started        process11 49 mirai.m68k.elf 37->49         started        51 mirai.m68k.elf 37->51         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b65841b7dde430ca538eb9414f241cf4198f0e037f7d65750a7ae82b7adf0dfb
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b65841b7dde430ca538eb9414f241cf4198f0e037f7d65750a7ae82b7adf0dfb/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b65841b7dde430ca538eb9414f241cf4198f0e037f7d65750a7ae82b7adf0dfb
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-27 21:58:12 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wzmedn654qymuu4oxfau6ja46qmy6dqdp56wk5ikplucw6w7bx5q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251227-1vjbsszpap/
Malware Config
C2 Extraction:
86.54.42.154
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-6981989-0
YARA:
n/a
Link:
https://app.threat.zone/submission/3b779ded-656c-4394-989a-290a1dd796f9
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/b65841b7dde430ca538eb9414f241cf4198f0e037f7d65750a7ae82b7adf0dfb

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
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
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_Mirai_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
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 b65841b7dde430ca538eb9414f241cf4198f0e037f7d65750a7ae82b7adf0dfb

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3735508/
  
Delivery method
Distributed via web download

Comments