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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4b76b768173be955736065e18db9ee838e08540fe82a53dc3a240f8e821bb1c. 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: 6


Intelligence 6 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f4b76b768173be955736065e18db9ee838e08540fe82a53dc3a240f8e821bb1c
SHA3-384 hash: 1a51249088cb2ed5ca175e3226672871f8495f2c4c0fd5db10a0fecef153a24fbb5cc46a06cbeb4ea199286a992cf635
SHA1 hash: 1403315595b4f8098d45386195770d1375711a58
MD5 hash: 955a7af3b52051bb76b88ee37cfd39d9
humanhash: may-mirror-wolfram-quiet
File name:data_mips-uclibc
Download: download sample
Signature Mirai
Create hunting rule
File size:208'892 bytes
First seen:2026-06-09 07:46:51 UTC
Last seen:2026-06-10 04:45:30 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:Q+G1HcAEl+ajZHs2Guub+Z/P+k72Za+bFrCU6gULlV8OqzOVepZn:s8z4WRsM7PGa+p2xRV8POVE
TLSH T1EC144D0377224FA1D715D17207B38B5A6AEB11821EE298D5936CCB143B20BE9685FFF4
telfhash t12031a1184a7813f0a7755c9e56edff76e5a130df5a222d338e01e8a9ab7cc824e00c1c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
42
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Mirai-31.UNOFFICIAL
Create hunting rule

YARA.SIGNATURE_BASE_MAL_ELF_Xlogin_Nov24_1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Opens a port
Changes access rights for a written file
Creating a file
Changes access rights for a file
Sends data to a server
Connection attempt
Receives data from a server
Runs as daemon
Changes owner for a written file
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
bash gcc lolbin
Link:
https://www.filescan.io/uploads/6a27c516bf16337e43bdc920/reports/05525b33-b0af-4eba-97d9-afbaad1b1ce9/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-06-09T06:08:00Z UTC
Last seen:
2026-06-10T14:59:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f4b76b768173be955736065e18db9ee838e08540fe82a53dc3a240f8e821bb1c/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/7c1144bd-8724-4276-bbaa-abb8baa2cc92
Behavior Graph:
Download SVG
%3 guuid=1351234d-7800-0000-6cce-dc29be030000 pid=958 /usr/bin/sudo guuid=1c96e64e-7800-0000-6cce-dc29bf030000 pid=959 /tmp/sample.bin guuid=1351234d-7800-0000-6cce-dc29be030000 pid=958->guuid=1c96e64e-7800-0000-6cce-dc29bf030000 pid=959 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/5fad11f4-5f66-4f8f-b544-d7bf9cae0b93
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f4b76b768173be955736065e18db9ee838e08540fe82a53dc3a240f8e821bb1c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4b76b768173be955736065e18db9ee838e08540fe82a53dc3a240f8e821bb1c/
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-06-09 07:47:37 UTC
File Type:
ELF32 Big (Exe)
AV detection:
8 of 24 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6s3ww5uboo7jkvzwazpbrw465a4obbka72bkkpodujapr2bbxmoa._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
credential_access discovery
Link:
https://tria.ge/reports/260609-jmtzwse17y/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
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/f4b76b768173be955736065e18db9ee838e08540fe82a53dc3a240f8e821bb1c

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_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:MAL_ELF_Xlogin_Nov24_1
Create hunting rule
Author:Florian Roth
Description:Detects xlogin backdoor samples
Reference:https://blog.sekoia.io/solving-the-7777-botnet-enigma-a-cybersecurity-quest/
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
Create hunting rule
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 f4b76b768173be955736065e18db9ee838e08540fe82a53dc3a240f8e821bb1c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3858970/
  
Delivery method
Distributed via web download

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