MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 40a7368a3d66a369932568fb79d25b090cf8996e66a9337e6c2da2443529eb20. 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: 8


Intelligence 8 IOCs YARA 5 File information Comments
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SHA256 hash: 40a7368a3d66a369932568fb79d25b090cf8996e66a9337e6c2da2443529eb20
SHA3-384 hash: fec80e0e36db8c7c665d4ddb4367eef54561b5b5ac73984c7d031a8340ab81e7cd0f6751112120e91ba67e1bfbc4b372
SHA1 hash: a87b6204733c2b9e92283788f86a7fbc12a38aab
MD5 hash: d2f6085db43250e39ef790977ebd3df9
humanhash: skylark-tennis-maine-kentucky
File name:arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:141'980 bytes
First seen:2025-12-03 06:32:52 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:JEao9bD5rkBXgpKQpaaMSw/XTPvMeKD1ol4J:JEaYD5CXHQgakrvMD1omJ
TLSH T101D3F746F8819F11D5C151BAFE0E528E37131B7CE2DE72029D246B347B8B8BB0E3A516
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 Hailbot mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
22
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31076.LX.BOT.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-1.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7355719-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
expand gafgyt lolbin mirai rust
Link:
https://www.filescan.io/uploads/692fd9a6979e53a83592c806/reports/6b64c9d5-510c-40c7-8396-42f8cbaac6d5/overview
Result
Gathering data
Malware family:
Mirai
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a6e5de3d-6c8d-445f-8197-55298accb29e
Result
Threat name:
Gafgyt, Mirai
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Detection:
malicious
Classification:
troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1825103
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1825103 Sample: arm6.elf Startdate: 03/12/2025 Architecture: LINUX Score: 80 14 169.254.169.254, 80 USDOSUS Reserved 2->14 16 109.202.202.202, 80 INIT7CH Switzerland 2->16 18 3 other IPs or domains 2->18 20 Antivirus / Scanner detection for submitted sample 2->20 22 Multi AV Scanner detection for submitted file 2->22 24 Yara detected Gafgyt 2->24 26 Yara detected Mirai 2->26 6 python3.8 dpkg 2->6         started        8 dash rm 2->8         started        10 dash rm 2->10         started        12 arm6.elf 2->12         started        signatures3 process4
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/40a7368a3d66a369932568fb79d25b090cf8996e66a9337e6c2da2443529eb20
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/40a7368a3d66a369932568fb79d25b090cf8996e66a9337e6c2da2443529eb20/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-03 04:24:03 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 36 (63.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=icttncr5m2rwtezfnd5xtus3begprglom2utg7tmfwreinjj5mqa._file
Result
Malware family:
hailbot
Create hunting rule
Score:
  10/10
Tags:
family:hailbot
Link:
https://tria.ge/reports/251203-ha9n5sfr2z/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.20
Link:
https://yomi.yoroi.company/submissions/40a7368a3d66a369932568fb79d25b090cf8996e66a9337e6c2da2443529eb20

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:ach_202412_elf_hailbot
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Author:abuse.ch
Description:Detects HailBot ELF files
Rule name:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
Reference:Internal Research
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 40a7368a3d66a369932568fb79d25b090cf8996e66a9337e6c2da2443529eb20

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3723482/
  
Delivery method
Distributed via web download

Comments