MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40b70454a2e34804db7ee8e6eed43bcf55f1bab7b6473bce7e1b0e6ae3a5aab7. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40b70454a2e34804db7ee8e6eed43bcf55f1bab7b6473bce7e1b0e6ae3a5aab7
SHA3-384 hash: 49143a4ff6c2f5c04e590e74037a734489703bb0e54517ff98a19d7e3e0a85f1f66cd191ffeab328b16b9caafc929bd2
SHA1 hash: cbd6883c50c53ff7cccfdc11a08baa26294ea4e9
MD5 hash: 77186d5da543f5be6d34a7b7a5c7581f
humanhash: oxygen-ink-pasta-harry
File name:armv7l
Download: download sample
Signature Mirai
Create hunting rule
File size:149'412 bytes
First seen:2025-09-03 01:11:43 UTC
Last seen:2025-09-03 13:51:09 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:3jHckQ1DnsIYjwsbvb/i3oxnRNDehEDaIuq21HoYD8SZkRAzuuAQ4IT0rn1P:3jHckQ1DnsIYskvbLdRxsEDaIuj1HoYG
TLSH T11CE3F749ED42AF00D5D636FAFE4E428973535B6CE3FE71119E245B2127CAA2B0F3A501
telfhash t1d8110018cfa10aacbbe06098c2bd710f6fed35e476401d41e6bd2a8d9e034e0b429809
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
60
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-10056448-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Sets a written file as executable
Connection attempt
Kills processes
Runs as daemon
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Deleting of the original file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
exploit gafgyt mirai rust threat
Link:
https://www.filescan.io/uploads/68b796056212e2f74267e635/reports/53a46d63-acc0-44e7-bc96-ae9e4845f2ee/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
177
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/40b70454a2e34804db7ee8e6eed43bcf55f1bab7b6473bce7e1b0e6ae3a5aab7
Behaviour
Persistence
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-09-02T23:24:00Z UTC
Last seen:
2025-09-02T23:24:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/40b70454a2e34804db7ee8e6eed43bcf55f1bab7b6473bce7e1b0e6ae3a5aab7/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/bae9c074-9f6b-4500-8186-f2bca769b7f8
Behavior Graph:
Download SVG
%3 guuid=79764505-1900-0000-3915-b005f0120000 pid=4848 /usr/bin/sudo guuid=a2f0fb06-1900-0000-3915-b005f8120000 pid=4856 /tmp/sample.bin guuid=79764505-1900-0000-3915-b005f0120000 pid=4848->guuid=a2f0fb06-1900-0000-3915-b005f8120000 pid=4856 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/731bccc2-98fa-432b-9be6-2970637b9724
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
92 / 100
Link:
https://www.joesandbox.com/analysis/1769978
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops files in suspicious directories
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to set files in /etc globally writable
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1769978 Sample: armv7l.elf Startdate: 03/09/2025 Architecture: LINUX Score: 92 29 169.254.169.254, 80 USDOSUS Reserved 2->29 31 109.202.202.202, 80 INIT7CH Switzerland 2->31 33 3 other IPs or domains 2->33 35 Antivirus detection for dropped file 2->35 37 Antivirus / Scanner detection for submitted sample 2->37 39 Multi AV Scanner detection for submitted file 2->39 41 Yara detected Mirai 2->41 9 armv7l.elf 2->9         started        11 dash rm 2->11         started        13 dash rm 2->13         started        15 python3.8 dpkg 2->15         started        signatures3 process4 process5 17 armv7l.elf 9->17         started        process6 19 armv7l.elf 17->19         started        file7 25 /var/main, ELF 19->25 dropped 27 /etc/init.d/xs.main, POSIX 19->27 dropped 43 Sample tries to set files in /etc globally writable 19->43 45 Drops files in suspicious directories 19->45 47 Sample deletes itself 19->47 23 armv7l.elf 19->23         started        signatures8 process9
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/40b70454a2e34804db7ee8e6eed43bcf55f1bab7b6473bce7e1b0e6ae3a5aab7
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/40b70454a2e34804db7ee8e6eed43bcf55f1bab7b6473bce7e1b0e6ae3a5aab7/
Threat name:
Linux.Exploit.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-03 01:12:35 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ic3qivfc4neajw365dto5vb3z5k7dovxwzdtxtt6dmhgvy5fvk3q._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery persistence
Link:
https://tria.ge/reports/250903-bks1tatsht/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Modifies init.d
Deletes itself
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/81fc7397-4841-42f4-9ded-29a6b2eb7035
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/40b70454a2e34804db7ee8e6eed43bcf55f1bab7b6473bce7e1b0e6ae3a5aab7

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_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 40b70454a2e34804db7ee8e6eed43bcf55f1bab7b6473bce7e1b0e6ae3a5aab7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3608782/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3608888/
  
URLhaus
https://urlhaus.abuse.ch/url/3608926/
  
URLhaus
https://urlhaus.abuse.ch/url/3608919/
  
URLhaus
https://urlhaus.abuse.ch/url/3608908/

Comments