MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 57a870191cfacd9e04d206e9a33c1f01262374532525f558add1cc4e4d73cee1. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 57a870191cfacd9e04d206e9a33c1f01262374532525f558add1cc4e4d73cee1
SHA3-384 hash: 76e0c309359224da22df84aa54fd0009d2725880b68d41a44817bf2a7ebca3a86520f376cc1641b9b2737dab9badb626
SHA1 hash: 151534ffa51ef4b6443284978b240453237dd0da
MD5 hash: 02a9cf9033de6f4e5372e85166df84c7
humanhash: cat-red-mobile-violet
File name:ub8ehJSePAfc9FYqZIT6.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:40'340 bytes
First seen:2025-10-18 15:58:36 UTC
Last seen:2025-10-21 21:35:18 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:xGPjXBOTsh1aqh3kosh+IkLpFw71qB7IuszFKwMKBJUCJOM9q3UELyX:0LYptVh0whqFIlQ/bpLo
TLSH T15203F1B82159C523D8216C37FEB103C51D9846B4D1E7A4179DAB896CD76B3C8FB8838B
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) :40'340 bytes
File size (de-compressed) :87'348 bytes
Format:linux/arm
Unpacked file: 4c11cbaa7c1a3bfd75a59da2a9042f890bf4062b6fa9b7e12fef3cfdb36e4072

Intelligence

File Origin
# of uploads :
4
# of downloads :
47
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade obfuscated packed upx
Link:
https://www.filescan.io/uploads/68f3b961c85c5c56972d7e70/reports/a39424db-6305-41a4-bc4e-91f788925197/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-18T13:13:00Z UTC
Last seen:
2025-10-19T10:15:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/57a870191cfacd9e04d206e9a33c1f01262374532525f558add1cc4e4d73cee1/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2bcf72b7-88bd-482c-8090-42ba0b72a0cc
Behavior Graph:
Download SVG
%3 guuid=231031c4-1d00-0000-5cbd-647a8c0b0000 pid=2956 /usr/bin/sudo guuid=d09bfbc5-1d00-0000-5cbd-647a920b0000 pid=2962 /tmp/sample.bin guuid=231031c4-1d00-0000-5cbd-647a8c0b0000 pid=2956->guuid=d09bfbc5-1d00-0000-5cbd-647a920b0000 pid=2962 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a811fa6b-3ed4-4603-9f87-4300ba6cd6d0
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1797631
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/57a870191cfacd9e04d206e9a33c1f01262374532525f558add1cc4e4d73cee1
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/57a870191cfacd9e04d206e9a33c1f01262374532525f558add1cc4e4d73cee1/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-18 15:59:33 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=k6uhagi47lgz4bgsa3u2gpa7aetcg5cteus7kwfn2hge4tltz3qq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet discovery upx
Link:
https://tria.ge/reports/251018-tfab1stkhw/
Behaviour
Reads runtime system information
Mirai
Mirai family
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/580183e0-a30e-43bd-8d38-bc5c47dcb7ac
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/57a870191cfacd9e04d206e9a33c1f01262374532525f558add1cc4e4d73cee1

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: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 57a870191cfacd9e04d206e9a33c1f01262374532525f558add1cc4e4d73cee1

(this sample)

Mirai

elf 4c11cbaa7c1a3bfd75a59da2a9042f890bf4062b6fa9b7e12fef3cfdb36e4072

  
URLhaus
https://urlhaus.abuse.ch/url/3681064/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 4c11cbaa7c1a3bfd75a59da2a9042f890bf4062b6fa9b7e12fef3cfdb36e4072
  
Dropping
MD5 1ff9ddbbe316952a27c54ed186e1340d

Comments