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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f7c03f6ebfd3ebe7405feff22f4524227c55ce6dea2b14d935ba4e6277fba6b4. 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: 10


Intelligence 10 IOCs YARA 13 File information Comments

SHA256 hash: f7c03f6ebfd3ebe7405feff22f4524227c55ce6dea2b14d935ba4e6277fba6b4
SHA3-384 hash: 19b0bdb6e12df4a0960390d7eda0047d7bee239d01cfd13e3caa7ad630b0756e36db45306ed206f5f86433ac8e8ae29a
SHA1 hash: 145b535c92b3874c920bdf66f15e922ac6f2160f
MD5 hash: 557dcc705288b4406a94005f093fc4de
humanhash: apart-jupiter-massachusetts-eleven
File name:arm5
Download: download sample
Signature Mirai
File size:280'808 bytes
First seen:2026-09-26 22:28:20 UTC
Last seen:2026-09-27 21:25:16 UTC
File type: elf
MIME type:application/x-executable
ssdeep 6144:4N3uSqjuw5pz2M+3fvdfNVNNeOMwLgdACOsBWBSJ3ljY8oTdLEq:GuvK2h+P1f/NNeObSBUqc8CdLEq
TLSH T13C541959F890DE52C6D02B7ABB5D428C33171B79D2DE7102CE109F3877EB99B0A3A542
telfhash t18be0ab3f6da4563c26e0c04012eb407c0f7438d5270239640b4a8bcf5ca5da031d8c3e
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence


File Origin
# of uploads :
2
# of downloads :
68
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Launching a process
Manages services
Runs as daemon
Changes access rights for a written file
Opens a port
Receives data from a server
Changes the time when the file was created, accessed, or modified
Connection attempt
Creating a file
Creates directories
Mounts file systems
Sets a written file as executable
Sends data to a server
Substitutes an application name
Writes files to system directory
Creates or modifies files in /cron to set up autorun
Performs a bruteforce attack in the network
Creates or modifies symbolic links in /init.d to set up autorun
Creates or modifies files in /init.d to set up autorun
Creates or modifies files to set up autorun
Deleting of the original file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
expand lolbin rust
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
254
Number of processes launched:
23
Processes remaning?
true
Remote TCP ports scanned:
not identified
Behaviour
Persistence
Process Renaming
Firewall Changes
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:
2026-09-26T20:35:00Z UTC
Last seen:
2026-09-26T21:07:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
%3 guuid=058ff56f-1900-0000-6c2f-5b7d130c0000 pid=3091 /usr/bin/sudo guuid=f9a0fe72-1900-0000-6c2f-5b7d140c0000 pid=3092 /tmp/sample.bin guuid=058ff56f-1900-0000-6c2f-5b7d130c0000 pid=3091->guuid=f9a0fe72-1900-0000-6c2f-5b7d140c0000 pid=3092 execve
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2026-09-26 22:29:30 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 38 (47.37%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
credential_access defense_evasion discovery execution persistence privilege_escalation
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
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
Contacts a large (552) amount of remote hosts
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: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:ELF_Packer_Dropper_Fileless_Armhf
Author:Serhii Kocherhan
Description:Detects obfuscated Linux ELF packers/droppers featuring ChaCha20/RC4 decryption, memfd_create/execveat fileless execution capabilities, and unique binary artifacts.
Rule name:enterpriseapps2
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:linux_generic_ipv6_catcher
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:MD5_Constants
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:RIPEMD160_Constants
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SHA1_Constants
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
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 f7c03f6ebfd3ebe7405feff22f4524227c55ce6dea2b14d935ba4e6277fba6b4

(this sample)

  
Delivery method
Distributed via web download

Comments