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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a20671ea480bb8d8202d5a36f302bbe7dbf20c388ad3f6e7b5a8195fffcd9b97. 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 8 File information Comments

SHA256 hash: a20671ea480bb8d8202d5a36f302bbe7dbf20c388ad3f6e7b5a8195fffcd9b97
SHA3-384 hash: 6ff5fd8de990907282e46dc421e0c86e578e6d4c76710fb333cf1a22c8076d7e3eaca8d2acb9eae478304b8be0122a2b
SHA1 hash: 3a809afee77f92dd688c5f3d4e3eda0dd7f241fa
MD5 hash: 98f75047b2c42410750a1b4cc4cf4af3
humanhash: burger-social-golf-ink
File name:nz.m68k
Download: download sample
Signature Mirai
File size:96'728 bytes
First seen:2026-11-10 08:34:34 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:CsdLEbXJld35KM6hRozWi/Tn/GOKHkFWqvl1Pj8b4b29wv5tLBo0zzHlplo9K+tH:CjKvhgWi/TWEwqvlNLCetdoqOK+tPK+B
TLSH T1F79319C6B401DC7DF80FDABB4463690EB631E2611A831B26675BFD53AD321E45923F82
Magika elf
Reporter abuse_ch
Tags:elf mirai torii

Intelligence


File Origin
# of uploads :
1
# of downloads :
86
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Status:
terminated
Behavior Graph:
%3 guuid=3ddc9bbf-1a00-0000-3746-420e4b080000 pid=2123 /usr/bin/sudo guuid=6dc639c3-1a00-0000-3746-420e53080000 pid=2131 /tmp/sample.bin guuid=3ddc9bbf-1a00-0000-3746-420e4b080000 pid=2123->guuid=6dc639c3-1a00-0000-3746-420e53080000 pid=2131 execve
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2026-11-10 08:35:24 UTC
File Type:
ELF32 Big (Exe)
AV detection:
23 of 36 (63.89%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:mirai botnet linux
Please note that we are no longer able to provide a coverage score for Virus Total.

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:deepfield_qtxbot_mirai_xor_table
Author:Nokia Deepfield ERT
Description:morte/Kurayami-lineage Mirai fork table: qtxbot and GhostWuzHere666 XOR-0x22 encoded
Rule name:ELF_Mirai
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_XORed_Mozilla_Oct19
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
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 a20671ea480bb8d8202d5a36f302bbe7dbf20c388ad3f6e7b5a8195fffcd9b97

(this sample)

  
Delivery method
Distributed via web download

Comments