MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 58c9220ae7d6e5e39d2fe77cb2a3d9df5929572ba2f8cab82e2b0e2f2ab5b13f. 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: 13


Intelligence 13 IOCs YARA 14 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 58c9220ae7d6e5e39d2fe77cb2a3d9df5929572ba2f8cab82e2b0e2f2ab5b13f
SHA3-384 hash: a7127a14d63172d724b62467768b60bfcfa22b386226f81a7f9fbb6e643683c6427ff59830a1ee33235edf1b0c359202
SHA1 hash: e83e4155598d2ab61af3a0b17225162d392e34bf
MD5 hash: 827ae518cf992527ac374ba257871833
humanhash: missouri-emma-ceiling-double
File name:mao.i686
Download: download sample
Signature Mirai
Create hunting rule
File size:66'864 bytes
First seen:2026-02-03 18:43:43 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:GzhWSucr4I51a8RzbiPs1begAgbPnZFjT:shW+L5A8ZbiP0egBPnH
TLSH T18B631AC5F98B81F6C90B893051A7F23FCB31D9B951708A6DEF4AAF35DB339019216149
telfhash t1bc11e2ff0dbd19eeb7e46840c39a1e2221262277256472a48663d530326be411069c7d
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 :
43
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/d0b5aabe-b46f-4760-9edf-51ca0916d813/
Detection(s):
Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9907086-0
Create hunting rule

Unix.Trojan.Mirai-9945193-0
Create hunting rule

Unix.Trojan.Mirai-9946826-0
Create hunting rule

Unix.Trojan.Mirai-10005580-0
Create hunting rule

Unix.Dropper.Mirai-10008433-0
Create hunting rule

Unix.Trojan.Mirai-10028946-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
DNS request
Connection attempt
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gafgyt masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/698241fc930564ff3c8789cf/reports/6fb28221-6d86-427c-be9c-6195085704a6/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/58c9220ae7d6e5e39d2fe77cb2a3d9df5929572ba2f8cab82e2b0e2f2ab5b13f
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ec7efa46-ee2a-415e-a153-1830ab97f77e
Behavior Graph:
Download SVG
%3 guuid=158941cc-1a00-0000-8f42-956a21090000 pid=2337 /usr/bin/sudo guuid=b2c771cf-1a00-0000-8f42-956a29090000 pid=2345 /tmp/sample.bin net guuid=158941cc-1a00-0000-8f42-956a21090000 pid=2337->guuid=b2c771cf-1a00-0000-8f42-956a29090000 pid=2345 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=b2c771cf-1a00-0000-8f42-956a29090000 pid=2345->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=9de0c0cf-1a00-0000-8f42-956a2b090000 pid=2347 /tmp/sample.bin guuid=b2c771cf-1a00-0000-8f42-956a29090000 pid=2345->guuid=9de0c0cf-1a00-0000-8f42-956a2b090000 pid=2347 clone guuid=f08ec7cf-1a00-0000-8f42-956a2c090000 pid=2348 /tmp/sample.bin dns net send-data zombie guuid=b2c771cf-1a00-0000-8f42-956a29090000 pid=2345->guuid=f08ec7cf-1a00-0000-8f42-956a2c090000 pid=2348 clone guuid=f08ec7cf-1a00-0000-8f42-956a2c090000 pid=2348->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 58B a11803fe-5fd8-544d-b13b-84f58f3c81f8 mn.34509.su:25565 guuid=f08ec7cf-1a00-0000-8f42-956a2c090000 pid=2348->a11803fe-5fd8-544d-b13b-84f58f3c81f8 send: 28B guuid=f07dd4cf-1a00-0000-8f42-956a2d090000 pid=2349 /tmp/sample.bin guuid=f08ec7cf-1a00-0000-8f42-956a2c090000 pid=2348->guuid=f07dd4cf-1a00-0000-8f42-956a2d090000 pid=2349 clone guuid=7e81decf-1a00-0000-8f42-956a2e090000 pid=2350 /tmp/sample.bin dns net send-data guuid=f08ec7cf-1a00-0000-8f42-956a2c090000 pid=2348->guuid=7e81decf-1a00-0000-8f42-956a2e090000 pid=2350 clone guuid=7e81decf-1a00-0000-8f42-956a2e090000 pid=2350->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 29B guuid=7e81decf-1a00-0000-8f42-956a2e090000 pid=2350->a11803fe-5fd8-544d-b13b-84f58f3c81f8 send: 15B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c2706884-b563-479f-9d7b-0191585fa2c8
Result
Threat name:
Okiru
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1862741
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1862741 Sample: mao.i686.elf Startdate: 03/02/2026 Architecture: LINUX Score: 64 18 mn.34509.su 185.242.3.127, 25565, 51964, 51966 ATOM3-ASUA Ukraine 2->18 20 Malicious sample detected (through community Yara rule) 2->20 22 Multi AV Scanner detection for submitted file 2->22 24 Yara detected Okiru 2->24 8 mao.i686.elf 2->8         started        signatures3 process4 process5 10 mao.i686.elf 8->10         started        12 mao.i686.elf 8->12         started        process6 14 mao.i686.elf 10->14         started        16 mao.i686.elf 10->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/58c9220ae7d6e5e39d2fe77cb2a3d9df5929572ba2f8cab82e2b0e2f2ab5b13f
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/58c9220ae7d6e5e39d2fe77cb2a3d9df5929572ba2f8cab82e2b0e2f2ab5b13f/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-03 18:44:49 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=ldesecxh23s6hhjp456lfi6z35mssvzlul4mvobofmhc6kvvwe7q._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion linux
Link:
https://tria.ge/reports/260203-xdkazsdz6f/
Behaviour
Changes its process name
Modifies Watchdog functionality
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.84
Link:
https://yomi.yoroi.company/submissions/58c9220ae7d6e5e39d2fe77cb2a3d9df5929572ba2f8cab82e2b0e2f2ab5b13f

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_Threat_3bcc1630
Create hunting rule
Author:Elastic Security
Rule name:Linux_Generic_Threat_da28eb8b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_0cb1699c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_0d73971c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_268aac0b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_2e3f67a9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_485c4b13
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_70ef58f1
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_7d05725e
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
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 58c9220ae7d6e5e39d2fe77cb2a3d9df5929572ba2f8cab82e2b0e2f2ab5b13f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3766692/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3766750/

Comments