MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b73720da5385b103c75166a635047b445e49249bbd76ba2dd1d16958c798506a. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b73720da5385b103c75166a635047b445e49249bbd76ba2dd1d16958c798506a
SHA3-384 hash: a69b2e33bf6eac57fa644254fdee8b7f424d4fe670818a7209ae6b9f4b73fa1dfcee5df7aa46eeead861a5114fbc0c9c
SHA1 hash: 1511985d28918b43844f490105b91d1be6a8a6ca
MD5 hash: 39c4e32f04904570466d04470dae0344
humanhash: california-hamper-white-glucose
File name:nexus.m68k
Download: download sample
Signature Mirai
Create hunting rule
File size:41'184 bytes
First seen:2026-02-11 15:25:37 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:O733+6PqC40oFD+0gjcuXVlAu7G8EYpjWTo0Xu8IW0WV6yiZex:ODuCPp05uFlJK8EYpUo0Xu8IW9V7Fx
TLSH T1420329D6B400ED7CFC1EE77E81074A05B631B2985992073BA663FDA75C321A88967F43
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
57
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Mirai-6981989-0
Create hunting rule

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

Unix.Malware.Mirai-9950761-0
Create hunting rule

Unix.Trojan.Mirai-9950938-0
Create hunting rule

Unix.Malware.Mirai-9951104-0
Create hunting rule

Unix.Trojan.Mirai-9951106-0
Create hunting rule

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

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/698c9f9a2ffccda0976d415a/reports/ec6f1c5e-2485-43f7-bf60-26c591ee232d/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/5b0085a9-9235-40db-b2e0-8f3e5ede07e4
Behavior Graph:
Download SVG
%3 guuid=c41a630b-1800-0000-50e6-8979fc0b0000 pid=3068 /usr/bin/sudo guuid=5a90060d-1800-0000-50e6-8979030c0000 pid=3075 /tmp/sample.bin guuid=c41a630b-1800-0000-50e6-8979fc0b0000 pid=3068->guuid=5a90060d-1800-0000-50e6-8979030c0000 pid=3075 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c3a0b563-c7d0-49f5-a5e6-1729c10a9572
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1867563
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1867563 Sample: nexus.m68k.elf Startdate: 11/02/2026 Architecture: LINUX Score: 56 18 98.19.174.108 WINDSTREAMUS United States 2->18 20 41.3.151.105 VODACOM-ZA South Africa 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 8 nexus.m68k.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4 process5 12 nexus.m68k.elf 8->12         started        14 nexus.m68k.elf 8->14         started        process6 16 nexus.m68k.elf 12->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b73720da5385b103c75166a635047b445e49249bbd76ba2dd1d16958c798506a
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b73720da5385b103c75166a635047b445e49249bbd76ba2dd1d16958c798506a/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-11 15:26:21 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w43sbwstqwyqhr2rm2tdkbd3irpesje3xv3lulor2fuvrr4ykbva._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260211-st9hlahx9c/
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:Linux_Generic_Threat_e24558e1
Create hunting rule
Author:Elastic Security
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 b73720da5385b103c75166a635047b445e49249bbd76ba2dd1d16958c798506a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3775928/
  
Delivery method
Distributed via web download

Comments