MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0ac340123d2b9a1e91b66972a970cb940fd985824aeeea584a38d903be6f0dc8. 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 8 File information Comments
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SHA256 hash: 0ac340123d2b9a1e91b66972a970cb940fd985824aeeea584a38d903be6f0dc8
SHA3-384 hash: 8005121c55b24f70f0ca5b595948f66f0d8ff2db1811022d7e1dc4406395e1e572eccfa765f39094ee6e60b5680d5f21
SHA1 hash: e48ce28c7f4a0fe8ce8456aec4b95b0f202e2bfd
MD5 hash: 6d1f64eaa8b0dfb23ce1a7f33f2d0539
humanhash: arkansas-robert-sink-romeo
File name:mirai.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:121'768 bytes
First seen:2025-12-25 18:32:06 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:kRFZhxNUTBaSQ3GnwkqPwxHF5os/wrmPjPdIOS5Xh:mxNUTBaSMGnwMFK4mXh
TLSH T1EEC3C71E6E218F7DFB69C23447F78B20A25933D626E1C685D15CEA011F7024E781FBA8
telfhash t1ca218e184a3813f4d7795c9e6becff76e15170db9a252e378e00a8aeaa2dd419d00c1c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
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/99e1e995-736e-47ff-a14d-696b6cfa7c25/
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
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Unix.Dropper.Mirai-7135868-0
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Unix.Dropper.Mirai-7135891-0
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Unix.Dropper.Mirai-7135892-0
Create hunting rule

Unix.Dropper.Mirai-7136034-0
Create hunting rule

Unix.Trojan.Mirai-10017641-0
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Unix.Trojan.Mirai-10027280-0
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Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
botnet gafgyt masquerade mirai
Link:
https://www.filescan.io/uploads/694d832f84afa5547b5dfcf6/reports/feeba8c1-23d9-4daf-ba69-d3e608bee0f1/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-25T16:42:00Z UTC
Last seen:
2025-12-25T17:53:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/0ac340123d2b9a1e91b66972a970cb940fd985824aeeea584a38d903be6f0dc8/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/70963ebb-dc70-4312-970b-eb6a4a729614
Behavior Graph:
Download SVG
%3 guuid=613628ec-1800-0000-08c6-de2518140000 pid=5144 /usr/bin/sudo guuid=c404c1ee-1800-0000-08c6-de2519140000 pid=5145 /tmp/sample.bin guuid=613628ec-1800-0000-08c6-de2518140000 pid=5144->guuid=c404c1ee-1800-0000-08c6-de2519140000 pid=5145 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/bce1b08e-cf81-409f-8cb4-98d30d7379da
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1839415
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Drops files in suspicious directories
Drops invisible ELF files
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1839415 Sample: mirai.mips.elf Startdate: 25/12/2025 Architecture: LINUX Score: 100 36 149.23.145.21, 23 ZEBRA-TECHNOLOGIES-BGP-AS-NUMBERUS United States 2->36 38 91.140.69.45, 23 WIND-ASGR Greece 2->38 40 99 other IPs or domains 2->40 50 Malicious sample detected (through community Yara rule) 2->50 52 Antivirus detection for dropped file 2->52 54 Antivirus / Scanner detection for submitted sample 2->54 56 2 other signatures 2->56 10 mirai.mips.elf 2->10         started        12 python3.8 dpkg 2->12         started        signatures3 process4 process5 14 mirai.mips.elf 10->14         started        process6 16 mirai.mips.elf 14->16         started        file7 32 /etc/init.d/sysd, POSIX 16->32 dropped 42 Sample tries to set files in /etc globally writable 16->42 44 Drops files in suspicious directories 16->44 46 Sample deletes itself 16->46 48 Sample tries to persist itself using System V runlevels 16->48 20 mirai.mips.elf sh 16->20         started        22 mirai.mips.elf 16->22         started        signatures8 process9 process10 24 sh cp 20->24         started        28 mirai.mips.elf 22->28         started        30 mirai.mips.elf 22->30         started        file11 34 /usr/bin/.sh, ELF 24->34 dropped 58 Drops invisible ELF files 24->58 60 Drops files in suspicious directories 24->60 signatures12
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/0ac340123d2b9a1e91b66972a970cb940fd985824aeeea584a38d903be6f0dc8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/0ac340123d2b9a1e91b66972a970cb940fd985824aeeea584a38d903be6f0dc8/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-25 18:32:17 UTC
File Type:
ELF32 Big (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=blbuaer5fonb5enwnfzks4glsqh5tbmcjlxouwckhdmqhptpbxea._file
Result
Malware family:
mirai
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Score:
  10/10
Tags:
family:mirai botnet discovery persistence
Link:
https://tria.ge/reports/251225-w6p69sdr21/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Write file to user bin folder
Deletes itself
Contacts a large (22176) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Verdict:
Malicious
Tags:
trojan mirai botnet Unix.Dropper.Mirai-7135868-0
YARA:
Linux_Trojan_Mirai_0bce98a2 MAL_ELF_LNX_Mirai_Oct10_2 Mirai_Botnet_Malware
Link:
https://app.threat.zone/submission/044dc3a8-f4e3-4bb7-a97e-bfc8298a1d63
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/0ac340123d2b9a1e91b66972a970cb940fd985824aeeea584a38d903be6f0dc8

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
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Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via unique string 'npxXoudifFeEgGaACScs'
Rule name:Linux_Mirai_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Trojan_Mirai_0bce98a2
Create hunting rule
Author:Elastic Security
Rule name:MAL_ELF_LNX_Mirai_Oct10_2
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2_RID2F3A
Create hunting rule
Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
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 0ac340123d2b9a1e91b66972a970cb940fd985824aeeea584a38d903be6f0dc8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3735492/
  
Delivery method
Distributed via web download

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