MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f9771621dbeae85c50574ed370278e679b1b09b857b90823a28708cbdfb53a00. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f9771621dbeae85c50574ed370278e679b1b09b857b90823a28708cbdfb53a00
SHA3-384 hash: b5d50fdbed236e113b9e79a446275255afcf9dcd1ec2e3a34977017f406b6a1be35a4e555b19613c2b1dbac65cabbea9
SHA1 hash: 146094a25649ba39824050e0316afe1c9bc3766d
MD5 hash: a84cdd5c9c03165577ba9182fb158efe
humanhash: eighteen-ceiling-white-queen
File name:ub8ehJSePAfc9FYqZIT6.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:53'724 bytes
First seen:2026-02-08 12:20:33 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:KhURDQ70DNKJSF0tmxnNBuKwyXrijvAl/2ENzxGtfLOM5TPVxCDFbDOomtj8dWV:ib8imFNBurymbY/bxGtfLPPCDFbD5oZ
TLSH T1373302CEF24C6690EABC0C77218C0295D69CE10123A59B5DDF5389D9B97C827BC3766C
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) :53'724 bytes
File size (de-compressed) :175'596 bytes
Format:linux/mipsel
Unpacked file: f0da1c5967b2bcb7b89f7e0f4d72852367ae5fd4b480fbc60a0a6ee6d92c2af5

Intelligence

File Origin
# of uploads :
1
# of downloads :
50
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/0fb83076-6b51-4c3b-bd7c-0b3017dbcf92/
Detection(s):
SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL
Create hunting rule

Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
botnet masquerade mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/69887fb82ffccda0976a9c8c/reports/610e9979-8f82-4ceb-8028-f07c2662de6f/overview
Result
Gathering data
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/c228d3ad-5512-45f5-a44f-04bdee5d276a
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1865547
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/f9771621dbeae85c50574ed370278e679b1b09b857b90823a28708cbdfb53a00
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f9771621dbeae85c50574ed370278e679b1b09b857b90823a28708cbdfb53a00/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-08 11:08:44 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 36 (44.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7f3rmio35lufyucxj3jxaj4om6nrwcnyk64qqi5cq4emxx5vhiaa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion upx
Link:
https://tria.ge/reports/260208-pjecxscx2c/
Behaviour
Writes file to tmp directory
Changes its process name
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
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: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 f9771621dbeae85c50574ed370278e679b1b09b857b90823a28708cbdfb53a00

(this sample)

Mirai

elf f0da1c5967b2bcb7b89f7e0f4d72852367ae5fd4b480fbc60a0a6ee6d92c2af5

  
URLhaus
https://urlhaus.abuse.ch/url/3760908/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 f0da1c5967b2bcb7b89f7e0f4d72852367ae5fd4b480fbc60a0a6ee6d92c2af5
  
Dropping
MD5 48f80caed89a95a7667e2830d8a41350

Comments