MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b73549015f23571564beb9f7821785ef0855aac71ec0d1220dbb3ee50ba643d2. 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: 7


Intelligence 7 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b73549015f23571564beb9f7821785ef0855aac71ec0d1220dbb3ee50ba643d2
SHA3-384 hash: 36f0d0747d7c85bfc427453a6c2fdf22064f915970a42d4c1ece9b8693c0cc380773156b3f3496e7709ef3092b31764a
SHA1 hash: 41a21d4c64b2ceb5c2858f3b65b380069e7c260b
MD5 hash: fd455bf5d6db6584d2b9a0c6321dcefb
humanhash: white-johnny-butter-fruit
File name:sync.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:280'712 bytes
First seen:2025-12-03 22:29:35 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:mnJn3dpY3ShuSqASLrSUW4RIXgNnHw9dDu3s1v/5TJ6Mn/U3PzpxrGX3YuO9V:uJn37Y3YSCUygnQ9dDNRx03txiX3YuS
TLSH T19454A71A3A129F7FF76D827507F78A745B5836D22AA0C184E17CD61C1FA02CE245FBA4
telfhash t1fc4182181e7417f0a3756c5d09ddff76a6a330db7e161c338e51e85aab689434e10d1c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
62
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Runs as daemon
Receives data from a server
Creating a file
Deleting a recently created file
Sends data to a server
Removes directories
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc masquerade mirai
Link:
https://www.filescan.io/uploads/6930ba01bba50eaf041fecf9/reports/7fdaba5b-023d-4795-92a1-f15d47d1e807/overview
Result
Gathering data
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/b5865680-6ca7-4fa0-aa79-73214cd617d6
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1825912
Signature
Antivirus / Scanner detection for submitted sample
Sample deletes itself
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1825912 Sample: sync.mips.elf Startdate: 03/12/2025 Architecture: LINUX Score: 52 19 nexthosting.eu.org 147.135.120.3, 1222, 60846 OVHFR United States 2->19 21 109.202.202.202, 80 INIT7CH Switzerland 2->21 23 3 other IPs or domains 2->23 25 Antivirus / Scanner detection for submitted sample 2->25 8 sync.mips.elf 2->8         started        11 dash rm 2->11         started        13 dash rm 2->13         started        signatures3 process4 signatures5 27 Sample deletes itself 8->27 15 sync.mips.elf 8->15         started        process6 process7 17 sync.mips.elf 15->17         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b73549015f23571564beb9f7821785ef0855aac71ec0d1220dbb3ee50ba643d2
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b73549015f23571564beb9f7821785ef0855aac71ec0d1220dbb3ee50ba643d2/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-03 22:30:26 UTC
File Type:
ELF32 Big (Exe)
AV detection:
18 of 36 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w42usak7enlrkzf6xh3yef4f54eflkwhd3anciqnxm7okc5gipja._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery
Link:
https://tria.ge/reports/251203-2fd9zawlcn/
Behaviour
System Network Configuration Discovery
Writes file to tmp directory
Changes its process name
Deletes itself
Unexpected DNS network traffic destination
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 b73549015f23571564beb9f7821785ef0855aac71ec0d1220dbb3ee50ba643d2

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3722895/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3722785/

Comments