MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b20bcf772877d8e92170f8d145fb12427f9cecf5b0d08169702e5635ccca622b. 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: 5


Intelligence 5 IOCs YARA 9 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b20bcf772877d8e92170f8d145fb12427f9cecf5b0d08169702e5635ccca622b
SHA3-384 hash: 7df2ec6779363713f96e949b2c874e550c5dccff1a7666fecd1bc308b888e390fbf17542117b87cc493b9c697668430f
SHA1 hash: d51d0d11fdf451ba75b7e3988cd7f44798c27103
MD5 hash: 21dd37c83fe1d15a69b5db01b41b0a35
humanhash: kansas-music-king-king
File name:sh4
Download: download sample
Signature Mirai
Create hunting rule
File size:187'504 bytes
First seen:2026-08-27 02:23:20 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:NBVtAZ99GCFyGVj8RVlpjgO3zt2WNCNPtw/ZzXu1EssMZc/T03ImIys61X1h5oG:NmMCFjVoRPpUQjNstCZz0EssMOgh5oG
TLSH T182048C63CCB66E50D266C47AF2668A3D1B13E013428B5E68B46FC2744F83C99F2657F4
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
85
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Unix.Trojan.Mirai-7138377-0
Create hunting rule

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

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/6a8f9fcd62985001bdbc0138/reports/2c107e18-53b8-4e03-8e9c-9a3bea5e82ec/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/614ce2e6-aa0a-40c5-905f-5b65ee7e5f40
Behavior Graph:
Download SVG
%3 guuid=b2db6762-1700-0000-4230-369c150d0000 pid=3349 /usr/bin/sudo guuid=ee305c65-1700-0000-4230-369c1c0d0000 pid=3356 /tmp/sample.bin guuid=b2db6762-1700-0000-4230-369c150d0000 pid=3349->guuid=ee305c65-1700-0000-4230-369c1c0d0000 pid=3356 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/73e723be-56bc-4b01-b650-1ea3c103e2a8
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b20bcf772877d8e92170f8d145fb12427f9cecf5b0d08169702e5635ccca622b
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b20bcf772877d8e92170f8d145fb12427f9cecf5b0d08169702e5635ccca622b/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wif465zio7mosilq7diul6ysij7zz3hvwdiic2lqfzldltgkmivq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260827-cvs91aw1dw/
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/b20bcf772877d8e92170f8d145fb12427f9cecf5b0d08169702e5635ccca622b

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_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Rootkit_Generic_61229bdf
Create hunting rule
Author:Elastic Security
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 b20bcf772877d8e92170f8d145fb12427f9cecf5b0d08169702e5635ccca622b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3904521/
  
Delivery method
Distributed via web download

Comments