MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1c40d55cdbef793aa41d94abb4005a82937a67650bff11adafa9820341249ef1. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1c40d55cdbef793aa41d94abb4005a82937a67650bff11adafa9820341249ef1
SHA3-384 hash: bac4c400c63816137c703ab59ce6c9b261dbd3bb675c420807cb9950cf42a512b7fef42021de7ada4fe8ef57acba1883
SHA1 hash: 75983375285980d688a780b509e24a577cdd13e5
MD5 hash: 17b6614a55653f0df850f9b8436bbb6b
humanhash: ohio-vegan-oklahoma-mississippi
File name:tux.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:91'772 bytes
First seen:2026-03-13 20:57:17 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:k02D9fd/sCV59afIFSHLdCfIx4T2nD4+GQcM6sYjrD3FJq/xYX74oVOWXr9HQz0X:k0o91/sy7kLEijhc/ZjrD3fqZYXESB59
TLSH T164934A52BC829A12C6C012B7FA6E428D3B1213E8D2EF3217CD255F2537C696F0E77651
telfhash t1334144eb8fb10fdc57d58480d9ae73231bf9b8a92f4564a39b6c9b1f8902141b40e523
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 :
1
# of downloads :
70
Origin country :
DE DE
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/0bea9f8f-6861-4e2c-91df-50b1b2f0be56/
Detection(s):
Sanesecurity.Malware.29504.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade mirai obfuscated rust
Link:
https://www.filescan.io/uploads/69b47a662000fc76c3dba9da/reports/0a6565a8-016d-4653-bd76-e9e8c2535ca8/overview
Verdict:
Malicious
File Type:
elf.32.le
Detections:
HEUR:Backdoor.Linux.Mirai.b
Link:
https://opentip.kaspersky.com/1c40d55cdbef793aa41d94abb4005a82937a67650bff11adafa9820341249ef1/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/8ab1b698-317a-44da-a944-9b7a36d2b776
Behavior Graph:
Download SVG
%3 guuid=3fa665f0-1600-0000-fda8-05ba7e0c0000 pid=3198 /usr/bin/sudo guuid=6d8b52f3-1600-0000-fda8-05ba7f0c0000 pid=3199 /tmp/sample.bin guuid=3fa665f0-1600-0000-fda8-05ba7e0c0000 pid=3198->guuid=6d8b52f3-1600-0000-fda8-05ba7f0c0000 pid=3199 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/207b2293-8e6f-40ed-98e4-ff436943abf8
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/1c40d55cdbef793aa41d94abb4005a82937a67650bff11adafa9820341249ef1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1c40d55cdbef793aa41d94abb4005a82937a67650bff11adafa9820341249ef1/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/1c40d55cdbef793aa41d94abb4005a82937a67650bff11adafa9820341249ef1
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-03-13 20:58:23 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 24 (54.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=drankxg3554tvja5ssv3iac2qkjxuz3fbp7rdlnpvgbagqjet3yq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai
Link:
https://tria.ge/reports/260313-zr88dagz91/
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/1c40d55cdbef793aa41d94abb4005a82937a67650bff11adafa9820341249ef1

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_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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_Threat_d94e1020
Create hunting rule
Author:Elastic Security
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 1c40d55cdbef793aa41d94abb4005a82937a67650bff11adafa9820341249ef1

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3795214/
  
Delivery method
Distributed via web download

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