MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ac5ec8e7ef682c556c05647745304864f7cb68f86d6460d1336757a62346ed76. 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 6 File information Comments

SHA256 hash: ac5ec8e7ef682c556c05647745304864f7cb68f86d6460d1336757a62346ed76
SHA3-384 hash: 2471124e0dce2a4f9017d448e89703254af38e7d61f843478755d5c1d985ed27f638f894b708a8d072f714cf5885238b
SHA1 hash: ec30bb3ab4ebb85490d5210af864a2076447eb7e
MD5 hash: 8de6d51e1bc4515b85dac04dd827e5be
humanhash: cat-cat-berlin-hawaii
File name:sora.mips
Download: download sample
Signature Mirai
File size:174'124 bytes
First seen:2026-03-12 01:52:36 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:Y2e+VrVslZGR7ndFORhv1+7LOHTvYO3AQmchAREkNwBtN568sO5N1dJkInOCJGyk:YnvGR7ndFORhv1+7LOHTvYO3AQmchARJ
TLSH T14304855D6E229F7DFAB8823457B34E20975923E623D1D684D2ACD2001F3029E645FBF9
telfhash t1ed416d180a7817e463786c99199dff77d6a330de7e125c338f51e86aab699835d10c0c
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 8d6c715294ff2a9bda70ef9bf4c730280fbca6fe4da717116ecb0ad7d26938ab
File size (compressed) :52'872 bytes
File size (de-compressed) :174'124 bytes
Format:linux/mips
Packed file: 8d6c715294ff2a9bda70ef9bf4c730280fbca6fe4da717116ecb0ad7d26938ab

Intelligence


File Origin
# of uploads :
1
# of downloads :
103
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
3
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
not identified
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Behavior Graph:
%3 guuid=6b8c9f58-1900-0000-2b2e-94122d070000 pid=1837 /usr/bin/sudo guuid=4e4d895a-1900-0000-2b2e-941233070000 pid=1843 /tmp/sample.bin guuid=6b8c9f58-1900-0000-2b2e-94122d070000 pid=1837->guuid=4e4d895a-1900-0000-2b2e-941233070000 pid=1843 execve
Gathering data
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2026-03-12 01:53:21 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:mirai defense_evasion discovery
Behaviour
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Writes file to system bin folder
Modifies Watchdog functionality
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:ELF_Toriilike_persist
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
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: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 ac5ec8e7ef682c556c05647745304864f7cb68f86d6460d1336757a62346ed76

(this sample)

  
Delivery method
Distributed via web download

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