MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b4cdaed66a495937d5ace71e7c0ff7532ecf657c6005fe42a0af32f30c89541. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2b4cdaed66a495937d5ace71e7c0ff7532ecf657c6005fe42a0af32f30c89541
SHA3-384 hash: f3767c6974ec0845ec704d7f39a8d9201300dc15475c634af2874cc2368ab9fb3a8de535ba7da98bb94e82e2a992ef5b
SHA1 hash: c18e88e69b28718654ae527299c8e68d7d61f966
MD5 hash: 5869634a5c01b95af2da32759a030904
humanhash: mountain-double-alanine-spaghetti
File name:zero.mipsel
Download: download sample
Signature Mirai
Create hunting rule
File size:45'584 bytes
First seen:2026-06-03 14:15:44 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:x509b7Au9gH8tHKEmKUjbTrqXphCkNL52wjLXMfxpjWK7bWVqohWR:x509b7BmB3qXuU524LMKxVqoO
TLSH T14A23E18EBEB51D9BC7DE3C3D508A1F25AE147084AF5D964C4FB90D086B03947746E075
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) :45'584 bytes
File size (de-compressed) :144'176 bytes
Format:linux/mipsel
Unpacked file: 7cfc5c4770b9b8b994855b36937b4419fd2537279d0c604e3a2081d84b40f1f4

Intelligence

File Origin
# of uploads :
1
# of downloads :
63
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/32841f88-3e39-4f74-92f1-cc0017c36e53/
Detection(s):
SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Receives data from a server
Opens a port
Runs as daemon
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/6a20373e46e44aecc0ccf258/reports/89c52c15-175d-43b7-a159-e190dc41edf2/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/09f4bdff-a739-45d3-8ba0-9495264c802d
Behavior Graph:
Download SVG
%3 guuid=94d671d9-1600-0000-a951-1a8e520e0000 pid=3666 /usr/bin/sudo guuid=aec5d9db-1600-0000-a951-1a8e5a0e0000 pid=3674 /tmp/sample.bin guuid=94d671d9-1600-0000-a951-1a8e520e0000 pid=3666->guuid=aec5d9db-1600-0000-a951-1a8e5a0e0000 pid=3674 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/84dd7531-4e48-46b7-9276-c5bab8fa8243
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2b4cdaed66a495937d5ace71e7c0ff7532ecf657c6005fe42a0af32f30c89541
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2b4cdaed66a495937d5ace71e7c0ff7532ecf657c6005fe42a0af32f30c89541/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Suspicious
First seen:
2026-06-03 11:56:06 UTC
File Type:
ELF32 Little (Exe)
AV detection:
9 of 36 (25.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fngnv3lguskzg7k2zzy6pqh7ouzoz5sxyyaf7zbkblzs6mgisvaq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery upx
Link:
https://tria.ge/reports/260603-rldkhsgz7x/
Behaviour
System Network Configuration Discovery
Changes its process name
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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 2b4cdaed66a495937d5ace71e7c0ff7532ecf657c6005fe42a0af32f30c89541

(this sample)

Mirai

elf 7cfc5c4770b9b8b994855b36937b4419fd2537279d0c604e3a2081d84b40f1f4

  
URLhaus
https://urlhaus.abuse.ch/url/3857830/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 7cfc5c4770b9b8b994855b36937b4419fd2537279d0c604e3a2081d84b40f1f4
  
Dropping
MD5 7bed686f95773c76c93c903b4dd1a5d0

Comments