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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a5ca1ca0b96cd88a51372644a03de594a98330e586efb4555c613dad07ca6d5d. 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: 9


Intelligence 9 IOCs YARA 13 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a5ca1ca0b96cd88a51372644a03de594a98330e586efb4555c613dad07ca6d5d
SHA3-384 hash: 92a02aaad2fb31c832958bd264bc6a6d90732426cd7e7f1cf5099c03993f070edef4a288f411864be0d179cd58fc0b70
SHA1 hash: dc9b696d77e00ff118e2e166cf41ce3bfaa499f5
MD5 hash: f083388023690bd199e2d9a9db54de9f
humanhash: glucose-uranus-lemon-friend
File name:arm4
Download: download sample
Signature Mirai
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File size:280'764 bytes
First seen:2026-10-07 16:20:15 UTC
Last seen:2026-10-08 04:40:45 UTC
File type: elf
MIME type:application/x-executable
ssdeep 6144:0rUEngqcOMvpMkjKuCrMMd3rk+MiNweUr+A/sBWQBjnz8QAd7:+UTfOQpCAe3rk+5hA/+tz8hd7
TLSH T140540859F880DF52C6D12A7ABB5D428C33171B79D2DE7006CE209F3477EB99B0A3A542
telfhash t1a3e0681d8c2800bd83f1c6c031d3185cb87e2c04165913d40f12bbae68e0dc53aa3c36
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
77
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Mirai.11245.6721.4209.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
expand lolbin rust
Link:
https://www.filescan.io/uploads/6ac671450d0cbeadb50707e2/reports/dccae3ef-ed2c-44d6-9953-53c195b725b2/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
249
Number of processes launched:
10
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/a5ca1ca0b96cd88a51372644a03de594a98330e586efb4555c613dad07ca6d5d
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:
2026-10-07T14:29:00Z UTC
Last seen:
2026-10-07T15:04:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/a5ca1ca0b96cd88a51372644a03de594a98330e586efb4555c613dad07ca6d5d/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/0ee373fc-4766-418b-931a-3d23cc3b375b
Behavior Graph:
Download SVG
%3 guuid=a9b1090a-1a00-0000-c2eb-564973070000 pid=1907 /usr/bin/sudo guuid=c3bd5a0d-1a00-0000-c2eb-564978070000 pid=1912 /tmp/sample.bin guuid=a9b1090a-1a00-0000-c2eb-564973070000 pid=1907->guuid=c3bd5a0d-1a00-0000-c2eb-564978070000 pid=1912 execve
Malware family:
Ngioweb
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a10faf94-5c80-487a-a41b-2746e4ec763d
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/a5ca1ca0b96cd88a51372644a03de594a98330e586efb4555c613dad07ca6d5d
Detection:
mirai
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Link:
https://mwdb.cert.pl/sample/a5ca1ca0b96cd88a51372644a03de594a98330e586efb4555c613dad07ca6d5d/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-10-07 16:20:26 UTC
File Type:
ELF32 Little (Exe)
AV detection:
9 of 24 (37.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uxfbzifzntmiuujxezckappfssuygmhfq3x3ivk4me622b6knvoq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
credential_access defense_evasion discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/261007-ts74tabv71/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Changes its process name
Reads system network configuration
Modifies Bash startup script
Reads process memory
Creates/modifies Cron job
Creates/modifies environment variables
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Modifies systemd
Deletes itself
Modifies the /etc/hosts DNS resolution file
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/a5ca1ca0b96cd88a51372644a03de594a98330e586efb4555c613dad07ca6d5d

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:dependsonpythonailib
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Author:Tim Brown
Description:Hunts for dependencies on Python AI libraries
Rule name:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Packer_Dropper_Fileless_Armhf
Create hunting rule
Author:Serhii Kocherhan
Description:Detects obfuscated Linux ELF packers/droppers featuring ChaCha20/RC4 decryption, memfd_create/execveat fileless execution capabilities, and unique binary artifacts.
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:test_rule_vldslv
Create hunting rule
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
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Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:virustotal
Create hunting rule
Author:Tracel

File information

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

Web download

Mirai

elf a5ca1ca0b96cd88a51372644a03de594a98330e586efb4555c613dad07ca6d5d

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3921984/
  
Delivery method
Distributed via web download

Comments