MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40b6388c7f86ba68b06c768a9cf0c127f74c5f09d261c8a97cac5139fc92d5e9. 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 12 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 40b6388c7f86ba68b06c768a9cf0c127f74c5f09d261c8a97cac5139fc92d5e9
SHA3-384 hash: 8a3aedc68cc7eb5507659fe78b8e53cf626bb1de080fa3f3721eca21274497535af0577413dc528282f5b8fa7c63017d
SHA1 hash: 710b9efa5af879f62c2e205e77aec4a2ec65cd40
MD5 hash: b4d153a25ab882876f98eea22d9c238e
humanhash: jersey-oxygen-enemy-vegan
File name:boatnet.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:123'208 bytes
First seen:2026-01-16 12:30:41 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:7W2WA4KfsQDNSHjiz2FBOeX5Bts4ceGM5UQ30hAB1Et:Zr4KEKcHmz2F4e6eOQ3Gt
TLSH T1FCC36CD5FA43D4F6DD5305B12037BB378F32D07A1125EA83E3B959229CB1A01D61ABAC
telfhash t101514dfa66be1ce457e45801d20e6f61ad4eeb7b586032a245f3dd343617e8250bac3c
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 fbbbb78af0b286efb5c9d0bc0ec1cee87b1ad3b6ba9f36f7e7e70495129bb3fa
File size (compressed) :46'732 bytes
File size (de-compressed) :123'208 bytes
Format:linux/i386
Packed file: fbbbb78af0b286efb5c9d0bc0ec1cee87b1ad3b6ba9f36f7e7e70495129bb3fa

Intelligence

File Origin
# of uploads :
1
# of downloads :
47
Origin country :
NL NL
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/f1d26cf9-86e5-4280-bd42-c98817b31b8d/
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9853183-0
Create hunting rule

Unix.Trojan.Mirai-9857931-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Unix.Trojan.Mirai-9866113-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Unix.Trojan.Mirai-10028515-0
Create hunting rule

Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-16T09:05:00Z UTC
Last seen:
2026-01-17T01:11:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/40b6388c7f86ba68b06c768a9cf0c127f74c5f09d261c8a97cac5139fc92d5e9/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/1723d134-1d43-40f4-9796-85e206a89505
Behavior Graph:
Download SVG
%3 guuid=24c62cc3-1600-0000-36f1-e638450e0000 pid=3653 /usr/bin/sudo guuid=815475c5-1600-0000-36f1-e638460e0000 pid=3654 /tmp/sample.bin net guuid=24c62cc3-1600-0000-36f1-e638450e0000 pid=3653->guuid=815475c5-1600-0000-36f1-e638460e0000 pid=3654 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=815475c5-1600-0000-36f1-e638460e0000 pid=3654->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=0487afc5-1600-0000-36f1-e638470e0000 pid=3655 /tmp/sample.bin zombie guuid=815475c5-1600-0000-36f1-e638460e0000 pid=3654->guuid=0487afc5-1600-0000-36f1-e638470e0000 pid=3655 clone guuid=8329b7c5-1600-0000-36f1-e638480e0000 pid=3656 /tmp/sample.bin guuid=815475c5-1600-0000-36f1-e638460e0000 pid=3654->guuid=8329b7c5-1600-0000-36f1-e638480e0000 pid=3656 clone guuid=6b26bdc5-1600-0000-36f1-e638490e0000 pid=3657 /tmp/sample.bin net send-data zombie guuid=815475c5-1600-0000-36f1-e638460e0000 pid=3654->guuid=6b26bdc5-1600-0000-36f1-e638490e0000 pid=3657 clone guuid=6b26bdc5-1600-0000-36f1-e638490e0000 pid=3657->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con a8cbecd6-bd97-5c84-8a19-e003bad38bb8 216.126.236.103:3778 guuid=6b26bdc5-1600-0000-36f1-e638490e0000 pid=3657->a8cbecd6-bd97-5c84-8a19-e003bad38bb8 send: 5B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a9d08f1a-f7dc-40d8-a479-fe53f8b6bb9f
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1851972
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1851972 Sample: boatnet.x86.elf Startdate: 16/01/2026 Architecture: LINUX Score: 76 22 169.254.169.254, 80 USDOSUS Reserved 2->22 24 109.202.202.202, 80 INIT7CH Switzerland 2->24 26 4 other IPs or domains 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 Yara detected Mirai 2->34 7 boatnet.x86.elf 2->7         started        9 xfce4-panel wrapper-2.0 2->9         started        11 xfce4-panel wrapper-2.0 2->11         started        13 8 other processes 2->13 signatures3 process4 process5 15 boatnet.x86.elf 7->15         started        18 boatnet.x86.elf 7->18         started        20 boatnet.x86.elf 7->20         started        signatures6 36 Sample tries to kill multiple processes (SIGKILL) 15->36
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/40b6388c7f86ba68b06c768a9cf0c127f74c5f09d261c8a97cac5139fc92d5e9
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/40b6388c7f86ba68b06c768a9cf0c127f74c5f09d261c8a97cac5139fc92d5e9/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-16 12:31:31 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ic3drdd7q25grmdmo2fjz4gbe73uyxyj2jq4rkl4vritt7es2xuq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd defense_evasion discovery linux
Link:
https://tria.ge/reports/260116-pqd1qsgx3h/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Dropper.Mirai-7136013-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_ea92cca8 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_5f7b67b8 Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/c4155d54-8399-4e18-8852-ef67476f4298
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/40b6388c7f86ba68b06c768a9cf0c127f74c5f09d261c8a97cac5139fc92d5e9

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
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_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_5f7b67b8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf fbbbb78af0b286efb5c9d0bc0ec1cee87b1ad3b6ba9f36f7e7e70495129bb3fa

Mirai

elf 40b6388c7f86ba68b06c768a9cf0c127f74c5f09d261c8a97cac5139fc92d5e9

(this sample)

  
Dropped by
SHA256 fbbbb78af0b286efb5c9d0bc0ec1cee87b1ad3b6ba9f36f7e7e70495129bb3fa
  
Dropped by
MD5 4456a9ef058e727a2da9333372f22ab7
  
URLhaus
https://urlhaus.abuse.ch/url/3758928/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3758998/

Comments