MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2b4ac7e737a9c2e22c5d10e3d9773ae52fbe7e91dd4dddc793cacee9c2d97303. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2b4ac7e737a9c2e22c5d10e3d9773ae52fbe7e91dd4dddc793cacee9c2d97303
SHA3-384 hash: 54021d238004e982baf9e188eccd1fe530ddece5730d7eef57b257f062507625daa35d9a150018270b4c3c7a29bcd859
SHA1 hash: 13caae94f2ea447c660e04a7b9a2221a3581ce2b
MD5 hash: 0ff6a720486a14beaa49777dc7658bf6
humanhash: zulu-whiskey-white-beryllium
File name:Space.i686
Download: download sample
Signature Mirai
Create hunting rule
File size:35'948 bytes
First seen:2026-02-27 20:25:22 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:49JFwkShNFPuB87BgQXD8X8YSpJrA+MAvReT0nmIqN4znbcuyD7UHQRjb:8wkQvDUn0rAywT0nmI4inouy8Hyv
TLSH T198F2F151E8EDDB41ED5E967A08EC7C051C20932C1FBED4FB9A88293C1EF1F463A19496
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) :35'948 bytes
File size (de-compressed) :74'836 bytes
Format:linux/i386
Unpacked file: 46f06b69732803209bd09414d6ad736c43bcfa3f3981141d65322ace539f87a2

Intelligence

File Origin
# of uploads :
1
# of downloads :
37
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/c81fc970-9766-4502-8252-24a66893e8cd/
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/69a1fdb5cd25bfe1dfdc304c/reports/96565dd1-42c0-49df-852e-1210bc71a3d7/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
45
Number of processes launched:
6
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/2b4ac7e737a9c2e22c5d10e3d9773ae52fbe7e91dd4dddc793cacee9c2d97303
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Verdict:
Malicious
File Type:
ELF 32 LE
Detections:
HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.h HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/2b4ac7e737a9c2e22c5d10e3d9773ae52fbe7e91dd4dddc793cacee9c2d97303/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1f2184d6-f4de-4534-ad7f-bcb45c34b352
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/2b4ac7e737a9c2e22c5d10e3d9773ae52fbe7e91dd4dddc793cacee9c2d97303
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2b4ac7e737a9c2e22c5d10e3d9773ae52fbe7e91dd4dddc793cacee9c2d97303/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/2b4ac7e737a9c2e22c5d10e3d9773ae52fbe7e91dd4dddc793cacee9c2d97303
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-27 20:26:42 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 36 (47.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fnfmpzzxvhboelc5cdr5s5z24ux347ur3vg53r4tzlhotqwzombq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/260227-y7hjxse18a/
Behaviour
Reads runtime system information
Enumerates running processes
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 2b4ac7e737a9c2e22c5d10e3d9773ae52fbe7e91dd4dddc793cacee9c2d97303

(this sample)

Mirai

elf 46f06b69732803209bd09414d6ad736c43bcfa3f3981141d65322ace539f87a2

  
Dropping
SHA256 46f06b69732803209bd09414d6ad736c43bcfa3f3981141d65322ace539f87a2
  
Dropping
MD5 545580c3da7a24af80af972a8dad3240
  
URLhaus
https://urlhaus.abuse.ch/url/3787123/
  
Delivery method
Distributed via web download

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