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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 efc158644bbeb866a43082ff68b0eb4dd712e9caaf4d17a48a571067f9eaed13. 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: 9


Intelligence 9 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: efc158644bbeb866a43082ff68b0eb4dd712e9caaf4d17a48a571067f9eaed13
SHA3-384 hash: 7d25e69e98e07eadc955fa4aa869518cbcbec04ee6c0ed5d6e5221006d268df098455106edf7af3cd827dcf52034f292
SHA1 hash: 513f65d93d04d02cb956938da055567f0a332e89
MD5 hash: 37c408c6521d87aa1901e77885c45f90
humanhash: echo-nebraska-quiet-five
File name:mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:123'348 bytes
First seen:2026-05-28 12:17:07 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:QhwCvdHmez3BK9LW05Biw6PmPQ4+efKmWhS4cUz9KrZ9nTDCV5bOvd7JMPN:MwCvdHmezn0nUPMu9KryXsMPN
TLSH T18FC3D60ABF210FFBD85FCD3B06A9170225CC555722E9BB3A7574C928F64A21B09D3DA4
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 BlinkzSec
Tags:mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
SE SE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/f94666a2-d747-489f-b9df-edc739a2c313/
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135890-0
Create hunting rule

Unix.Dropper.Mirai-7135939-0
Create hunting rule

Unix.Dropper.Mirai-7136025-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Runs as daemon
Connection attempt
Substitutes an application name
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6a183340099ef368af08971c/reports/2e7311eb-044c-4a14-a00d-0a6b6842bcb2/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-05-28T09:57:00Z UTC
Last seen:
2026-05-28T11:05:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/efc158644bbeb866a43082ff68b0eb4dd712e9caaf4d17a48a571067f9eaed13/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ec90f78f-b552-4770-9574-2d7a8793b5a8
Behavior Graph:
Download SVG
%3 guuid=d183918f-1a00-0000-172b-f1466b0c0000 pid=3179 /usr/bin/sudo guuid=dbba9e92-1a00-0000-172b-f1466c0c0000 pid=3180 /tmp/sample.bin guuid=d183918f-1a00-0000-172b-f1466b0c0000 pid=3179->guuid=dbba9e92-1a00-0000-172b-f1466c0c0000 pid=3180 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/ab135ba7-c2e0-4c65-8d83-39406dca612c
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/efc158644bbeb866a43082ff68b0eb4dd712e9caaf4d17a48a571067f9eaed13
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/efc158644bbeb866a43082ff68b0eb4dd712e9caaf4d17a48a571067f9eaed13/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-05-28 12:16:21 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=57avqzclx24gnjbqql7wrmhljxlrf2okv5grpjekk4igp6pk5ujq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion
Link:
https://tria.ge/reports/260528-pgf4qsez4q/
Behaviour
Changes its process name
Modifies Watchdog functionality
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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
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:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

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

Web download

Mirai

elf efc158644bbeb866a43082ff68b0eb4dd712e9caaf4d17a48a571067f9eaed13

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3854736/
  
Delivery method
Distributed via web download

Comments