MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 492d0aa149c5165efc84939eb20fcbf9651a48c7f459ac3114371b33400a78d1. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 492d0aa149c5165efc84939eb20fcbf9651a48c7f459ac3114371b33400a78d1
SHA3-384 hash: 691e58da8d87eb52fa5a3c1c0ebbdc54ec432bd57d4f596ad58dbe73173f5cfdf1cf67c85b21f2d6a60f8397798c4d7b
SHA1 hash: 01645aa38ec415455dbf6a3bab4698b3cac35e5d
MD5 hash: f78fa3b217ee8f66a07cbc9861a4ca82
humanhash: asparagus-wyoming-saturn-uranus
File name:arm4
Download: download sample
Signature Mirai
Create hunting rule
File size:65'292 bytes
First seen:2025-12-26 20:44:33 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:ch8wBOhwHhuHE3Of0TbUtxKwftoG5VTvNX:1wUhwMHscyyo2R
TLSH T1DF533A85FC419A16C6D112B7FB1E428D7727036CD3EA33078A2A9F61378B86B0D3B556
telfhash t11901c011cd005cd8a5818c6bb5ad3247315992f9bd3e391572fbac4d83969f3603b49c
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 :
24
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/c01613cb-850f-4dbe-99da-77ef0799ccc9/
Detection(s):
Sanesecurity.Malware.32133.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Link:
https://www.filescan.io/uploads/694ef3f43f8fdbf8e952eeab/reports/8b911eb3-4f3a-4ac9-b510-1e7d600f6e09/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/c62ca3b1-7b41-4fb0-82c0-2bac6dceec6f
Behavior Graph:
Download SVG
%3 guuid=e48121ab-1900-0000-2b05-8d28de090000 pid=2526 /usr/bin/sudo guuid=95e129af-1900-0000-2b05-8d28e6090000 pid=2534 /tmp/sample.bin guuid=e48121ab-1900-0000-2b05-8d28de090000 pid=2526->guuid=95e129af-1900-0000-2b05-8d28e6090000 pid=2534 execve
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b1ce125e-476a-4d5c-af73-15040fd92e40
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1840059
Signature
Multi AV Scanner detection for submitted file
Sample deletes itself
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1840059 Sample: arm4.elf Startdate: 26/12/2025 Architecture: LINUX Score: 52 15 91.208.206.49, 57368, 6970 ALEXHOSTMD unknown 2->15 17 Multi AV Scanner detection for submitted file 2->17 8 arm4.elf 2->8         started        signatures3 process4 process5 10 arm4.elf 8->10         started        signatures6 19 Sample deletes itself 10->19 13 arm4.elf 10->13         started        process7
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/492d0aa149c5165efc84939eb20fcbf9651a48c7f459ac3114371b33400a78d1
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/492d0aa149c5165efc84939eb20fcbf9651a48c7f459ac3114371b33400a78d1/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-26 20:45:48 UTC
File Type:
ELF32 Little (Exe)
AV detection:
13 of 36 (36.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jewqvikjyulf57eesopled6l7fsrusgh6rm2ymiug4ntgqakpdiq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai
Link:
https://tria.ge/reports/251226-zj4mxsxpbm/
Malware Config
C2 Extraction:
91.208.206.49
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: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 492d0aa149c5165efc84939eb20fcbf9651a48c7f459ac3114371b33400a78d1

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3744330/
  
Delivery method
Distributed via web download

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