MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b353221db9ccb4b096bc05f25ceeb8718278dabad990b03092708828a4ea4ba1. 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: 15


Intelligence 15 IOCs YARA 19 File information Comments
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SHA256 hash: b353221db9ccb4b096bc05f25ceeb8718278dabad990b03092708828a4ea4ba1
SHA3-384 hash: 7ad9979c05010fbf6460299407221e58cb454b3e213bbc38eda35bee45e8aa936298d6dab09b3fd7f4af0decc1686778
SHA1 hash: 123960e0a761c99a2319543114dcbb654d7aff74
MD5 hash: 78f20128850baf393050dc85875a0699
humanhash: pennsylvania-oranges-georgia-undress
File name:ecco.i686
Download: download sample
Signature Mirai
Create hunting rule
File size:224'612 bytes
First seen:2025-12-09 18:54:17 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:b2KGn1XlANoOswRzMbXhM172Y1hmdTE6xWWMffeFCLNpa4WXS7dqcxJ:dG1XeNoOsG0xM1SYLm5zv273WXS7d7J
TLSH T1FA244A80F587C4F6DC07857060A7FB3F9B3199AA8076C65DEF986F32DA27641422639C
telfhash t1f3715af1366617de37e0ca42825e2b10ee0ac1bb6845347606f325ca71f6e026775c77
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 gafgyt mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 dc9b4d1471053e70bab3754ca4eee5e3c1efd4841f3bab122c012ded8819ec98
File size (compressed) :79'676 bytes
File size (de-compressed) :224'612 bytes
Format:linux/i386
Packed file: dc9b4d1471053e70bab3754ca4eee5e3c1efd4841f3bab122c012ded8819ec98

Intelligence

File Origin
# of uploads :
1
# of downloads :
45
Origin country :
NL NL
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/d1373c57-bedc-44e9-83ff-aa73ca4a7280/
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30395.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-14.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29001.LCM.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135870-0
Create hunting rule

Unix.Dropper.Mirai-7135881-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7135996-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136017-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Dropper.Mirai-7136033-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

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

Unix.Trojan.Mirai-9807962-0
Create hunting rule

Unix.Trojan.Mirai-9808381-0
Create hunting rule

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

Unix.Dropper.Mirai-9977145-0
Create hunting rule

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

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

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

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

Unix.Trojan.Mirai-10017298-0
Create hunting rule

Unix.Trojan.Mirai-10056463-0
Create hunting rule

Unix.Trojan.Mirai-10058414-0
Create hunting rule

Unix.Packed.Botnet-6566031-0
Create hunting rule

Unix.Dropper.Botnet-6566040-0
Create hunting rule

Unix.Trojan.Gafgyt-6748839-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Changes access rights for a written file
Launching a process
Sends data to a server
DNS request
Sets a written file as executable
Creating a file
Changes the time when the file was created, accessed, or modified
Connection attempt
Traces processes
Substitutes an application name
Creates or modifies files in /cron to set up autorun
Creates or modifies files in /init.d to set up autorun
Performs a bruteforce attack in the network
Creates or modifies symbolic links in /init.d to set up autorun
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gafgyt masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/69387097154f74b93dd53ba2/reports/edea133a-7bb7-40a2-a64f-7679bd5a3576/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-09T16:06:00Z UTC
Last seen:
2025-12-09T16:44:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Gafgyt.bl HEUR:Exploit.Linux.DLink.a HEUR:Exploit.Linux.CVE-2017-17215.a HEUR:Exploit.Linux.Vacron.a HEUR:Exploit.Linux.Netgear.a HEUR:Exploit.Linux.Mvpower.a HEUR:Exploit.Linux.DLink.b HEUR:Backdoor.Linux.Mirai.cw HEUR:Backdoor.Linux.Gafgyt.bj HEUR:Exploit.Linux.CVE-2018-10561.a HEUR:Exploit.Linux.CVE-2014-8361.a HEUR:Backdoor.Linux.Mirai.ii HEUR:Backdoor.Linux.Mirai.h HEUR:Exploit.Linux.Netgear.b HEUR:Backdoor.Linux.Mirai.r HEUR:Backdoor.Linux.Mirai.b HEUR:Backdoor.Linux.Gafgyt.cn
Link:
https://opentip.kaspersky.com/b353221db9ccb4b096bc05f25ceeb8718278dabad990b03092708828a4ea4ba1/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c7faa4ea-0bc7-423a-97c4-e30d0bfd0b9d
Result
Threat name:
Mirai, Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1829791
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Connects to many ports of the same IP (likely port scanning)
Detected Mirai
Drops files in suspicious directories
Executes the "crontab" command typically for achieving persistence
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Sample tries to set files in /etc globally writable
Suricata IDS alerts for network traffic
Uses known network protocols on non-standard ports
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1829791 Sample: ecco.i686.elf Startdate: 09/12/2025 Architecture: LINUX Score: 100 74 67.107.106.172 XO-AS15US United States 2->74 76 209.219.174.51 WINDSTREAMUS United States 2->76 78 98 other IPs or domains 2->78 86 Suricata IDS alerts for network traffic 2->86 88 Malicious sample detected (through community Yara rule) 2->88 90 Antivirus detection for dropped file 2->90 92 7 other signatures 2->92 12 ecco.i686.elf 2->12         started        signatures3 process4 process5 14 ecco.i686.elf 12->14         started        process6 16 ecco.i686.elf 14->16         started        file7 66 /etc/init.d/sysd, POSIX 16->66 dropped 80 Sample tries to set files in /etc globally writable 16->80 82 Drops files in suspicious directories 16->82 84 Sample tries to persist itself using System V runlevels 16->84 20 ecco.i686.elf 16->20         started        22 ecco.i686.elf 16->22         started        25 ecco.i686.elf sh 16->25         started        signatures8 process9 file10 27 ecco.i686.elf 20->27         started        29 ecco.i686.elf sh 20->29         started        31 ecco.i686.elf 20->31         started        39 4 other processes 20->39 68 /usr/Bin), ELF 22->68 dropped 33 ecco.i686.elf 22->33         started        35 ecco.i686.elf sh 22->35         started        37 sh cp 25->37         started        process11 process12 41 ecco.i686.elf 27->41         started        43 ecco.i686.elf 27->43         started        57 623 other processes 27->57 45 sh crontab 29->45         started        49 sh 29->49         started        51 ecco.i686.elf 31->51         started        59 368 other processes 33->59 53 sh crontab 35->53         started        55 sh 35->55         started        file13 70 /var/spool/cron/crontabs/tmp.xy5Flb, ASCII 45->70 dropped 96 Sample tries to persist itself using cron 45->96 98 Executes the "crontab" command typically for achieving persistence 45->98 61 sh crontab 49->61         started        72 /var/spool/cron/crontabs/tmp.qvsOZB, ASCII 53->72 dropped 64 sh crontab 55->64         started        signatures14 process15 signatures16 94 Executes the "crontab" command typically for achieving persistence 61->94
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b353221db9ccb4b096bc05f25ceeb8718278dabad990b03092708828a4ea4ba1
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b353221db9ccb4b096bc05f25ceeb8718278dabad990b03092708828a4ea4ba1/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b353221db9ccb4b096bc05f25ceeb8718278dabad990b03092708828a4ea4ba1
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2025-12-09 18:55:19 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wnjsehnzzs2lbfv4axzfz3vyogbhrwv23gilamesocecrjhkjoqq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet defense_evasion discovery execution linux persistence privilege_escalation
Link:
https://tria.ge/reports/251209-xkw85acm2t/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Creates/modifies Cron job
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Writes file to system bin folder
Modifies Watchdog functionality
Traces itself
Contacts a large (228724) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Malware Config
C2 Extraction:
draft22.duckdns.org
Verdict:
Malicious
Tags:
trojan mirai gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Mirai_268aac0b Linux_Trojan_Mirai_0cb1699c Linux_Trojan_Mirai_70ef58f1 Linux_Trojan_Mirai_3a85a418 Linux_Trojan_Mirai_485c4b13 Linux_Trojan_Mirai_7d05725e Linux_Trojan_Mirai_2e3f67a9 Linux_Trojan_Mirai_0d73971c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_cc93863b Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/ec2478b9-61f5-4e70-9d9a-77371bed9e0b
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/b353221db9ccb4b096bc05f25ceeb8718278dabad990b03092708828a4ea4ba1

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:iot_req_metachar
Create hunting rule
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_1ac392ca
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
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_3a85a418
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 dc9b4d1471053e70bab3754ca4eee5e3c1efd4841f3bab122c012ded8819ec98

Mirai

elf b353221db9ccb4b096bc05f25ceeb8718278dabad990b03092708828a4ea4ba1

(this sample)

  
Dropped by
SHA256 dc9b4d1471053e70bab3754ca4eee5e3c1efd4841f3bab122c012ded8819ec98
  
URLhaus
https://urlhaus.abuse.ch/url/3727063/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 45f58c2e8decdd4d040a298f126c5d05
  
URLhaus
https://urlhaus.abuse.ch/url/3725556/

Comments