MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c2ba097a73bb2f781be6314f555ffde9378a987183dbe8d7f812c84ccf550c43. 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 19 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c2ba097a73bb2f781be6314f555ffde9378a987183dbe8d7f812c84ccf550c43
SHA3-384 hash: 72fa3beec0bd5c3b18a028369e62a9e17a455d0e966f4997fc9fd3638a1d21b31eb3d7b6a21c9dff828407c9d6d211eb
SHA1 hash: c774f15a741a26f3db951c3695b88327991ad442
MD5 hash: 7f956b66f1bc83391410f7321b1a55ce
humanhash: mountain-nitrogen-diet-robin
File name:miraint.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:74'832 bytes
First seen:2025-12-24 12:36:45 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:whBOu1J1A/mAjkTUJuUkAwI/oKdlT6NLoD6B3UHqshkbmO:COwnA/mAjkTUNk9ErXTooDakKqA
TLSH T135736CC5A653E8F4EC1606716137FB365A73F03E1028DA87C378AD36AD42A42E54739E
telfhash t15e31f6f6197e0cd997d45c01c11e9ba4694ee77b286037a34673c839622fe5210bbc3d
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 :
31
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/dce23de1-88d1-4725-9d49-88b7b64fa8dd/
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9835289-0
Create hunting rule

Unix.Trojan.Mirai-9866113-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/694bde7be126b9ff438fe2a4/reports/b3ca9a51-06fd-4204-8728-a435ce1d6957/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/3dc8eeb4-7a2c-4c0f-8545-f077810629a2
Behavior Graph:
Download SVG
%3 guuid=55153596-1a00-0000-06af-b5c01d090000 pid=2333 /usr/bin/sudo guuid=b54d5a98-1a00-0000-06af-b5c022090000 pid=2338 /tmp/sample.bin net guuid=55153596-1a00-0000-06af-b5c01d090000 pid=2333->guuid=b54d5a98-1a00-0000-06af-b5c022090000 pid=2338 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=b54d5a98-1a00-0000-06af-b5c022090000 pid=2338->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=69d8a498-1a00-0000-06af-b5c024090000 pid=2340 /tmp/sample.bin guuid=b54d5a98-1a00-0000-06af-b5c022090000 pid=2338->guuid=69d8a498-1a00-0000-06af-b5c024090000 pid=2340 clone guuid=8dceb098-1a00-0000-06af-b5c025090000 pid=2341 /tmp/sample.bin delete-file write-config zombie guuid=69d8a498-1a00-0000-06af-b5c024090000 pid=2340->guuid=8dceb098-1a00-0000-06af-b5c025090000 pid=2341 clone guuid=55b5019d-1a00-0000-06af-b5c033090000 pid=2355 /usr/bin/dash guuid=8dceb098-1a00-0000-06af-b5c025090000 pid=2341->guuid=55b5019d-1a00-0000-06af-b5c033090000 pid=2355 execve guuid=7207439f-1a00-0000-06af-b5c039090000 pid=2361 /tmp/sample.bin delete-file net send-data write-file guuid=8dceb098-1a00-0000-06af-b5c025090000 pid=2341->guuid=7207439f-1a00-0000-06af-b5c039090000 pid=2361 clone guuid=adc23e9d-1a00-0000-06af-b5c034090000 pid=2356 /usr/bin/cp guuid=55b5019d-1a00-0000-06af-b5c033090000 pid=2355->guuid=adc23e9d-1a00-0000-06af-b5c034090000 pid=2356 execve guuid=7207439f-1a00-0000-06af-b5c039090000 pid=2361->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 38dd5e56-4417-5c76-b9e4-6ce12926833e 86.54.42.154:23 guuid=7207439f-1a00-0000-06af-b5c039090000 pid=2361->38dd5e56-4417-5c76-b9e4-6ce12926833e send: 522B guuid=68f95b9f-1a00-0000-06af-b5c03a090000 pid=2362 /tmp/sample.bin guuid=7207439f-1a00-0000-06af-b5c039090000 pid=2361->guuid=68f95b9f-1a00-0000-06af-b5c03a090000 pid=2362 clone
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b599d806-0a29-4ab9-a503-067a972568e5
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1838787
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
Reads system files that contain records of logged in users
Sample deletes itself
Sample reads /proc/mounts (often used for finding a writable filesystem)
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: 1838787 Sample: miraint.x86.elf Startdate: 24/12/2025 Architecture: LINUX Score: 100 123 86.54.42.154, 23, 39498, 39500 KCOM-SPNService-ProviderNetworkex-MistralGB United Kingdom 2->123 125 daisy.ubuntu.com 2->125 137 Malicious sample detected (through community Yara rule) 2->137 139 Antivirus detection for dropped file 2->139 141 Antivirus / Scanner detection for submitted sample 2->141 143 2 other signatures 2->143 14 gdm3 gdm-session-worker 2->14         started        16 miraint.x86.elf 2->16         started        18 systemd accounts-daemon 2->18         started        21 12 other processes 2->21 signatures3 process4 signatures5 23 gdm-session-worker gdm-x-session 14->23         started        25 miraint.x86.elf 16->25         started        129 Reads system files that contain records of logged in users 18->129 27 accounts-daemon language-validate 18->27         started        process6 process7 29 gdm-x-session dbus-run-session 23->29         started        31 gdm-x-session Xorg Xorg.wrap Xorg 23->31         started        33 gdm-x-session Default 23->33         started        35 miraint.x86.elf 25->35         started        39 language-validate language-options 27->39         started        file8 41 dbus-run-session gnome-session gnome-session-binary 1 29->41         started        43 dbus-run-session dbus-daemon 29->43         started        46 Xorg sh 31->46         started        48 Xorg sh 31->48         started        115 /etc/init.d/sysd, POSIX 35->115 dropped 145 Sample tries to set files in /etc globally writable 35->145 147 Drops files in suspicious directories 35->147 149 Sample deletes itself 35->149 151 Sample tries to persist itself using System V runlevels 35->151 50 miraint.x86.elf sh 35->50         started        52 miraint.x86.elf 35->52         started        55 language-options sh 39->55         started        signatures9 process10 file11 71 19 other processes 41->71 153 Sample reads /proc/mounts (often used for finding a writable filesystem) 43->153 57 dbus-daemon 43->57         started        59 dbus-daemon 43->59         started        73 9 other processes 43->73 61 sh xkbcomp 46->61         started        63 sh xkbcomp 48->63         started        65 sh cp 50->65         started        117 /usr/bin/wget, POSIX 52->117 dropped 119 /usr/bin/tftp, POSIX 52->119 dropped 121 /usr/bin/curl, POSIX 52->121 dropped 155 Drops files in suspicious directories 52->155 69 miraint.x86.elf 52->69         started        75 2 other processes 55->75 signatures12 process13 file14 77 dbus-daemon at-spi-bus-launcher 57->77         started        79 dbus-daemon gjs 59->79         started        113 /usr/bin/.sh, ELF 65->113 dropped 131 Drops invisible ELF files 65->131 133 Drops files in suspicious directories 65->133 135 Sample reads /proc/mounts (often used for finding a writable filesystem) 71->135 82 gnome-shell ibus-daemon 71->82         started        84 gsd-print-notifications 71->84         started        86 gnome-session-check-accelerated gnome-session-check-accelerated-gl-helper 71->86         started        88 gnome-session-check-accelerated gnome-session-check-accelerated-gles-helper 71->88         started        90 dbus-daemon false 73->90         started        92 dbus-daemon false 73->92         started        94 7 other processes 73->94 signatures15 process16 signatures17 96 at-spi-bus-launcher dbus-daemon 77->96         started        157 Sample reads /proc/mounts (often used for finding a writable filesystem) 79->157 99 ibus-daemon 82->99         started        101 ibus-daemon ibus-memconf 82->101         started        103 ibus-daemon ibus-engine-simple 82->103         started        105 gsd-print-notifications gsd-printer 84->105         started        process18 signatures19 127 Sample reads /proc/mounts (often used for finding a writable filesystem) 96->127 107 dbus-daemon 96->107         started        109 ibus-daemon ibus-x11 99->109         started        process20 process21 111 dbus-daemon at-spi2-registryd 107->111         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c2ba097a73bb2f781be6314f555ffde9378a987183dbe8d7f812c84ccf550c43
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c2ba097a73bb2f781be6314f555ffde9378a987183dbe8d7f812c84ccf550c43/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-24 12:37:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 36 (63.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yk5as6ttxmxxqg7ggfhvkx755e3yvgdrqpn6rv7ycleezt2vbrbq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
discovery linux persistence
Link:
https://tria.ge/reports/251224-ptqtpsds4a/
Behaviour
Reads runtime system information
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
Writes file to system bin folder
Deletes itself
Verdict:
Malicious
Tags:
botnet mirai trojan gafgyt Unix.Trojan.Mirai-9835289-0
YARA:
Mirai_Botnet_Malware Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_fa3ad9d0 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_93fc3657 Linux_Trojan_Mirai_804f8e7c Linux_Trojan_Mirai_99d78950 Linux_Trojan_Mirai_5f7b67b8 Linux_Trojan_Mirai_a68e498c Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_389ee3e9 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3 elf_mirai_auto
Link:
https://app.threat.zone/submission/8a01a0dc-132e-428d-833d-dc7a3912ded4
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.64
Link:
https://yomi.yoroi.company/submissions/c2ba097a73bb2f781be6314f555ffde9378a987183dbe8d7f812c84ccf550c43

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_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects elf.mirai.
Rule name:Linux_Mirai_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Linux_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_389ee3e9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_5f7b67b8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_804f8e7c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_93fc3657
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_99d78950
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_a68e498c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_fa3ad9d0
Create hunting rule
Author:Elastic Security
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
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 c2ba097a73bb2f781be6314f555ffde9378a987183dbe8d7f812c84ccf550c43

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3735498/
  
Delivery method
Distributed via web download

Comments