MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b546ec2bd3d9566bfd366075fe69c8a0fd832cf2673c4cda3fbe0dca52b79663. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b546ec2bd3d9566bfd366075fe69c8a0fd832cf2673c4cda3fbe0dca52b79663
SHA3-384 hash: ed857f8ae83c71b317b0d6b85384bddc2c3c50ddafedb34f113e029256378a4f2287f7d5f81566bce9b9ee22ee1b111e
SHA1 hash: 14ddd5e5389f8c772ec59e11778dd038f29f0d69
MD5 hash: 544dac904517738c4697af2f616cccfc
humanhash: alaska-carolina-july-green
File name:lrniu3qql5
Download: download sample
Signature Mirai
Create hunting rule
File size:257'423 bytes
First seen:2026-05-05 05:49:38 UTC
Last seen:2026-05-05 16:10:08 UTC
File type: elf
MIME type:application/x-sharedlib
ssdeep 6144:+ZxNtqmj+EMkzZXS76ZHtU534Vq5kXY9KCgAJJ61K:SXDSZYC76ZHMSUKqJ6g
TLSH T1F4440206F5908B17D9E599BEF76B524D7B9307EC92DA3302FE109A6023F242F4E1D942
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

Intelligence

File Origin
# of uploads :
2
# of downloads :
46
Origin country :
DE DE
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Creates or modifies symbolic links
Changes access rights for a written file
Deleting a recently created file
Launching a process
Sends data to a server
Mounts file systems
Creating a file in the %temp% directory
Receives data from a server
Creating a file
Runs as daemon
Sets a written file as executable
Changes the time when the file was created, accessed, or modified
Creating a process from a recently created file
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Deletes a system binary file
Writes files to system directory
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
mirai rust
Link:
https://www.filescan.io/uploads/69f985282fcb905ec27f4b51/reports/90957087-830c-4065-b8b6-fa9ea813bd08/overview
Result
Gathering data
Verdict:
Unknown
File Type:
elf.32.le
First seen:
2026-05-05T00:35:00Z UTC
Last seen:
2026-05-05T00:42:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b546ec2bd3d9566bfd366075fe69c8a0fd832cf2673c4cda3fbe0dca52b79663/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ba171708-9364-4752-8278-efd9a2b8cb74
Behavior Graph:
Download SVG
%3 guuid=3026b5ad-1a00-0000-52e6-16c962090000 pid=2402 /usr/bin/sudo guuid=b8fc4bb0-1a00-0000-52e6-16c964090000 pid=2404 /tmp/sample.bin guuid=3026b5ad-1a00-0000-52e6-16c962090000 pid=2402->guuid=b8fc4bb0-1a00-0000-52e6-16c964090000 pid=2404 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/36e33897-783f-4550-b9cc-f6eb4ef02740
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1908476
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b546ec2bd3d9566bfd366075fe69c8a0fd832cf2673c4cda3fbe0dca52b79663
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b546ec2bd3d9566bfd366075fe69c8a0fd832cf2673c4cda3fbe0dca52b79663/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wvdoyk6t3flgx7jwmb2742oiud6yglhsm46ezwr7xyg4uuvxszrq._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
antivm credential_access discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/260505-gjvqxagx8z/
Behaviour
Reads runtime system information
Writes file to tmp directory
Changes its process name
Reads process memory
Checks SCSI settings
Checks hardware identifiers (DMI)
Creates/modifies Cron job
Enumerates running processes
Modifies systemd
Write file to user bin folder
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/b546ec2bd3d9566bfd366075fe69c8a0fd832cf2673c4cda3fbe0dca52b79663

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_arm_mips_ko_so
Create hunting rule
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps

File information

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

Web download

Mirai

elf b546ec2bd3d9566bfd366075fe69c8a0fd832cf2673c4cda3fbe0dca52b79663

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3838979/
  
Delivery method
Distributed via web download

Comments