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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 08fc6c119f7d00bab38ac6cdd814f5e97355dd3da7e3f7f78a3e7937930656ab. 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 9 File information Comments

SHA256 hash: 08fc6c119f7d00bab38ac6cdd814f5e97355dd3da7e3f7f78a3e7937930656ab
SHA3-384 hash: d9f535919edde1662b4abb86ae8b064bd927dbd48ccf03dcbc4ca600cbf9fa32ddde6f2c2cd4f203599ef95ac74e3f44
SHA1 hash: d6f210cc30e31f69543a8385424b5b92fb407d06
MD5 hash: 903f7de309bd7eba48f319de44637548
humanhash: speaker-twelve-mango-montana
File name:arm4
Download: download sample
Signature Mirai
File size:141'300 bytes
First seen:2026-10-09 23:55:32 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:sfa5+zsIgkftE9tPO0Oid1xMnQ3Xfj1gJn4TB4RFQg+BV8bTO3k:sy5HjgE9tPO5mMnQ3XfRg94TBm+V8bek
TLSH T1D1D31A65F880DF62C6D12A7AFB4D428833231B78D3DD7202DD149F3576EB99A0B3A542
telfhash t162e020497f406fbce3d044155546713f91e638ea220190e589469da71d5b1c3313347b
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 c94f524b50327cdd2f90869d940c8e10b50deb46ab02c60f2d9194551c96c08a
File size (compressed) :63'884 bytes
File size (de-compressed) :141'300 bytes
Format:linux/arm
Packed file: c94f524b50327cdd2f90869d940c8e10b50deb46ab02c60f2d9194551c96c08a

Intelligence


File Origin
# of uploads :
1
# of downloads :
82
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Mounts file systems
Connection attempt
Sets a written file as executable
Receives data from a server
Launching a process
Manages services
Runs as daemon
Changes access rights for a written file
Sends data to a server
Creates directories
Changes the time when the file was created, accessed, or modified
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
Creates or modifies files to set up autorun
Creates or modifies symbolic links in /init.d to set up autorun
Deleting of the original file
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
rust
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
256
Number of processes launched:
10
Processes remaning?
true
Remote TCP ports scanned:
not identified
Behaviour
Persistence
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-10-09T21:32:00Z UTC
Last seen:
2026-10-11T12:52:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
%3 guuid=13619385-1f00-0000-110b-5e87990a0000 pid=2713 /usr/bin/sudo guuid=bef8fd8b-1f00-0000-110b-5e87a20a0000 pid=2722 /tmp/sample.bin guuid=13619385-1f00-0000-110b-5e87990a0000 pid=2713->guuid=bef8fd8b-1f00-0000-110b-5e87a20a0000 pid=2722 execve
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Connects to many ports of the same IP (likely port scanning)
Drops files in suspicious directories
Drops invisible ELF files
Executes the "crontab" command typically for achieving persistence
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Multi AV Scanner detection for submitted file
Protects files from modification
Sample deletes itself
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to persist itself using /etc/profile
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
Writes ELF files to hidden directories
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1985122 Sample: arm4.elf Startdate: 10/10/2026 Architecture: LINUX Score: 100 79 217.60.103.135, 35342, 46302, 46304 HOSTSNAP-NETWORK-HostSNAPLLCUS Switzerland 2->79 81 Antivirus detection for dropped file 2->81 83 Antivirus / Scanner detection for submitted sample 2->83 85 Multi AV Scanner detection for submitted file 2->85 87 Connects to many ports of the same IP (likely port scanning) 2->87 12 arm4.elf 2->12         started        14 systemd snapd-env-generator 2->14         started        16 systemd snapd-env-generator 2->16         started        18 systemd snapd-env-generator 2->18         started        signatures3 process4 process5 20 arm4.elf 12->20         started        process6 22 arm4.elf 20->22         started        process7 24 arm4.elf 22->24         started        file8 63 /var/tmp/.cache/sysd, ELF 24->63 dropped 65 /etc/systemd/system/system-service.service, ASCII 24->65 dropped 67 /etc/rc.local, POSIX 24->67 dropped 69 /etc/init.d/system-service, POSIX 24->69 dropped 99 Sample tries to set files in /etc globally writable 24->99 101 Writes ELF files to hidden directories 24->101 103 Drops invisible ELF files 24->103 105 3 other signatures 24->105 28 arm4.elf 24->28         started        32 arm4.elf sh 24->32         started        34 arm4.elf sh 24->34         started        36 7 other processes 24->36 signatures9 process10 file11 71 /root/.bashrc, ASCII 28->71 dropped 73 /etc/profile, ASCII 28->73 dropped 109 Sample tries to persist itself using /etc/profile 28->109 111 Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions 28->111 38 arm4.elf chattr 28->38         started        41 arm4.elf busybox 28->41         started        43 arm4.elf chattr 28->43         started        54 9 other processes 28->54 45 sh crontab 32->45         started        48 sh 32->48         started        50 sh wget 34->50         started        113 Sample reads /proc/mounts (often used for finding a writable filesystem) 36->113 52 sh update-rc.d 36->52         started        56 3 other processes 36->56 signatures12 process13 file14 89 Protects files from modification 38->89 75 /var/spool/cron/crontabs/tmp.2JrO4n, ASCII 45->75 dropped 91 Sample tries to persist itself using cron 45->91 93 Executes the "crontab" command typically for achieving persistence 45->93 58 sh crontab 48->58         started        77 /tmp/.sys.arm5 (deleted), ELF 50->77 dropped 95 Drops invisible ELF files 50->95 97 Sample tries to persist itself using System V runlevels 52->97 61 update-rc.d systemctl 52->61         started        signatures15 process16 signatures17 107 Executes the "crontab" command typically for achieving persistence 58->107
Threat name:
Linux.Backdoor.MiraiDdos
Status:
Malicious
First seen:
2026-10-09 23:56:21 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 38 (47.37%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
credential_access defense_evasion discovery execution persistence privilege_escalation
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Changes its process name
Reads system network configuration
Modifies Bash startup script
Reads process memory
Creates/modifies Cron job
Creates/modifies environment variables
Enumerates active TCP sockets
Enumerates running processes
Modifies init.d
Modifies rc script
Modifies systemd
Deletes itself
Modifies the /etc/hosts DNS resolution file
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:dependsonpythonailib
Author:Tim Brown
Description:Hunts for dependencies on Python AI libraries
Rule name:ELF_IoT_Persistence_Hunt
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Mirai
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:enterpriseapps2
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:test_rule_vldslv
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:virustotal
Author:Tracel

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 08fc6c119f7d00bab38ac6cdd814f5e97355dd3da7e3f7f78a3e7937930656ab

(this sample)

  
Delivery method
Distributed via web download

Comments