MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ef51a12f0c1fd68f8657150f67ab60e36ae6db55517730fdb80542c44ebae4dc. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ef51a12f0c1fd68f8657150f67ab60e36ae6db55517730fdb80542c44ebae4dc
SHA3-384 hash: 7e255c40c87bc17c199172878710af4ca111448cf8d90dd6a039320169e8b966a2e3de085de00172213f846ba60a96b2
SHA1 hash: fe869c3feeb6c866f389010fbf83bfe35c55a423
MD5 hash: 118e96ef39cdd4a2641d8a0e83d47394
humanhash: lion-mars-utah-winter
File name:mips
Download: download sample
Signature Mirai
Create hunting rule
File size:64'328 bytes
First seen:2026-01-22 03:33:21 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:Q/W/BeOxqA2nSqDIWxdcq55U64okTfkWmmCBEEXr+:Q/WwOgZSavcq5q6QTfkWmmg/Xr+
TLSH T1E753C91A7E258FBCFB9C823447B78E219648338A37E1C584D19CEA015E7074E745FBA9
telfhash t1eff01d4c857863f0d7455dadabedff76d49101df4926af774e00fc6aaa21a429e00c2c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
83
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/392f1e2a-7484-41e1-ad69-7194adff81cc/
Detection(s):
Unix.Dropper.Mirai-7135939-0
Create hunting rule

Unix.Dropper.Mirai-7136025-0
Create hunting rule

Unix.Trojan.Mirai-9964459-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/69719a945db9ae47708cf3e7/reports/8d06ab9b-38dd-4ecb-805d-4fdd1368be56/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
2323,23
Full report:
https://elfdigest.com/brief/ef51a12f0c1fd68f8657150f67ab60e36ae6db55517730fdb80542c44ebae4dc
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
type:Mirai 185.14.92.67:9931
UDP botnet C2(s):
not identified
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/585170c8-1415-44fa-a015-77fb81479e9f
Behavior Graph:
Download SVG
%3 guuid=68601741-1800-0000-37ae-772d5e0c0000 pid=3166 /usr/bin/sudo guuid=fe4e7643-1800-0000-37ae-772d620c0000 pid=3170 /tmp/sample.bin guuid=68601741-1800-0000-37ae-772d5e0c0000 pid=3166->guuid=fe4e7643-1800-0000-37ae-772d620c0000 pid=3170 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/8c4f3d18-349a-4866-8b93-a2b4898662fb
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1855498
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1855498 Sample: mips.elf Startdate: 22/01/2026 Architecture: LINUX Score: 56 22 155.160.61.82 ZAMRENZM Japan 2->22 24 14.15.233.41 YOUTVYOUCommunicationsCorporationJP Japan 2->24 26 98 other IPs or domains 2->26 28 Antivirus / Scanner detection for submitted sample 2->28 30 Multi AV Scanner detection for submitted file 2->30 8 mips.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 mips.elf 8->14         started        16 mips.elf 8->16         started        process6 18 mips.elf 14->18         started        20 mips.elf 14->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ef51a12f0c1fd68f8657150f67ab60e36ae6db55517730fdb80542c44ebae4dc
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ef51a12f0c1fd68f8657150f67ab60e36ae6db55517730fdb80542c44ebae4dc/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=55i2clymd7li7bsxcuhwpk3a4nvonw2vkf3tb7nyavbmitv24toa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery
Link:
https://tria.ge/reports/260122-d4gg8sdt8d/
Behaviour
System Network Configuration Discovery
Changes its process name
Writes file to system bin folder
Modifies Watchdog functionality
Contacts a large (46846) amount of remote hosts
Creates a large amount of network flows
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

File information

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

Web download

Mirai

elf ef51a12f0c1fd68f8657150f67ab60e36ae6db55517730fdb80542c44ebae4dc

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3761731/
  
Delivery method
Distributed via web download

Comments