MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fb73154cda3bf3442a00bff97d5d291108fb2a1ba4cc4edab80bd721266dcfae. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fb73154cda3bf3442a00bff97d5d291108fb2a1ba4cc4edab80bd721266dcfae
SHA3-384 hash: 8b52786b3456be91856f7954a2d5d279b8d77b7c77f8f1388d36df7dac677b60884da0899fd4f406f008c6a1c1c47e3b
SHA1 hash: 13340cdf1462b2e3b595a3c294252e2232673006
MD5 hash: a51c7a3070b6dd42e793177e1a00360e
humanhash: may-lactose-emma-kansas
File name:daredevil.mipsel
Download: download sample
Signature Mirai
Create hunting rule
File size:60'732 bytes
First seen:2026-08-31 21:37:38 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:FRoAk0PunbBrdV3JdENF0IUaO9TBHY3Wjq2HjK04joUSVbDVW04ovqdO8TWL:MT02nlrLjEAINkCcb4PoDDfydc
TLSH T12653F1AB948D15CDC8CF56B7A4EA1315DA90FAC5BF6C0B0DCB64538C016228DB5AC2B8
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 UPX
File size (compressed) :60'732 bytes
File size (de-compressed) :194'252 bytes
Format:linux/mipsel
Unpacked file: a4dbf22782b6fef636b76a5082665b54d272a84b7c3ddac39f49d40d88b4226b

Intelligence

File Origin
# of uploads :
1
# of downloads :
62
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/a369f646-84e9-4a77-896f-29e43d61196f/
Detection(s):
SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Sends data to a server
Receives data from a server
Runs as daemon
Kills processes
Connection attempt
Substitutes an application name
Traces processes
Deleting of the original file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
mirai packed upx
Link:
https://www.filescan.io/uploads/6a95f4470b69f2a5bda20b06/reports/da091b20-a193-46ab-9347-814dac0018e6/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a32122ee-e0f8-45e4-8ec6-bf4c4cfa187f
Behavior Graph:
Download SVG
%3 guuid=23a6b85d-1b00-0000-2af5-952dce090000 pid=2510 /usr/bin/sudo guuid=eb67f85f-1b00-0000-2af5-952dd3090000 pid=2515 /tmp/sample.bin guuid=23a6b85d-1b00-0000-2af5-952dce090000 pid=2510->guuid=eb67f85f-1b00-0000-2af5-952dd3090000 pid=2515 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/3ebff937-6474-416a-8702-db453bcf26c3
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1966432
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/fb73154cda3bf3442a00bff97d5d291108fb2a1ba4cc4edab80bd721266dcfae
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/fb73154cda3bf3442a00bff97d5d291108fb2a1ba4cc4edab80bd721266dcfae/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-31 21:38:30 UTC
File Type:
ELF32 Little (Exe)
AV detection:
8 of 36 (22.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7nzrktg2hpzuikqax74x2xjjceepwkq3utge5wvybplscjtnz6xa._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
antivm discovery upx
Link:
https://tria.ge/reports/260831-1g59eafj8z/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Checks hardware identifiers (DMI)
Traces itself
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_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
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:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf fb73154cda3bf3442a00bff97d5d291108fb2a1ba4cc4edab80bd721266dcfae

(this sample)

Mirai

elf a4dbf22782b6fef636b76a5082665b54d272a84b7c3ddac39f49d40d88b4226b

  
URLhaus
https://urlhaus.abuse.ch/url/3906522/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 a4dbf22782b6fef636b76a5082665b54d272a84b7c3ddac39f49d40d88b4226b
  
Dropping
MD5 49dfd19dafe701d40cb08fc1a1383da0

Comments