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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 85a7f5bf063d3d82978e1f3d978aba71a4b3d96bd79389094230ce1af3d6ee79. 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 12 File information Comments

SHA256 hash: 85a7f5bf063d3d82978e1f3d978aba71a4b3d96bd79389094230ce1af3d6ee79
SHA3-384 hash: 4d8cb233ab80c17e75f2697b04af61fcd4d1d8ef708560ae2f6a6252bac9331eaab60a8dc7178fcd5036b1853d8b7704
SHA1 hash: 3c7103564e2db6acccc3406d8f38d5b6ff074da2
MD5 hash: 9553e3a285143aaf33532386d9bbcdf4
humanhash: vermont-victor-idaho-berlin
File name:mirai.arm
Download: download sample
Signature Mirai
File size:58'420 bytes
First seen:2026-09-15 06:07:49 UTC
Last seen:2026-09-15 07:24:51 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:7PLqtUV+dah4BOSSfcFpErL2yBC5t5/MQwG:7PLqtDOA7yvUb/jwG
TLSH T123432985BCD18A16C6D423B6FA2E018D332663E8D1DF3217DD216F1177CA82F0DA7656
telfhash t10431cee286a40aec7be687c599cb102c8efd35ee6704217ade5c7b9f429b4c1311a415
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 :
2
# of downloads :
59
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade mirai
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-09-15T04:18:00Z UTC
Last seen:
2026-09-15T04:35:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
%3 guuid=8dcbe4cd-1c00-0000-b4e4-3e98650b0000 pid=2917 /usr/bin/sudo guuid=ef965dd3-1c00-0000-b4e4-3e986f0b0000 pid=2927 /tmp/sample.bin guuid=8dcbe4cd-1c00-0000-b4e4-3e98650b0000 pid=2917->guuid=ef965dd3-1c00-0000-b4e4-3e986f0b0000 pid=2927 execve
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2026-09-15 06:08:27 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:mirai botnet:mirai botnet
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:Linux_Generic_Threat_af48ca6a
Author:Elastic Security
Rule name:Linux_Generic_Threat_d94e1020
Author:Elastic Security
Rule name:Linux_Mirai_Generic
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Trojan_Mirai_0bce98a2
Author:Elastic Security
Rule name:MAL_ELF_LNX_Mirai_Oct10_2
Author:Florian Roth (Nextron Systems)
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2_RID2F3A
Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:Mirai_Botnet_Malware
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
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 85a7f5bf063d3d82978e1f3d978aba71a4b3d96bd79389094230ce1af3d6ee79

(this sample)

  
Delivery method
Distributed via web download

Comments