MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b18659cad3db34b8d2d82ad5786c5696454ce7dd79e4de554f3da84f8f9d2aa0. 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: 11


Intelligence 11 IOCs YARA 6 File information Comments

SHA256 hash: b18659cad3db34b8d2d82ad5786c5696454ce7dd79e4de554f3da84f8f9d2aa0
SHA3-384 hash: 7a074f0e24b74bc250bd15283c7a84849487fe4cde0cd98f318540f62c76bb424c15422e80118bcbc9d36f8957fd2bea
SHA1 hash: d5e1fb7d4a005d27c07be02c53516140c04ddfe1
MD5 hash: 25559afa69145ccf15f1ac63914b4c56
humanhash: cardinal-carolina-charlie-august
File name:mips.urbotnetisass
Download: download sample
Signature Mirai
File size:325'168 bytes
First seen:2025-10-12 11:44:36 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:8b0NrW0OEBwqu+YbH/ly0YSIOfNkDnHcadtmEj+4J2xdtPGj3g4p4GcJQqcn:8b05vTu+YbfnY/R8E64YkQ4p4DJQqO
TLSH T14564D80E6A319F3DF7A8C73487B78F70979933D616E1C684E1ACE1011E6064EA51FB68
telfhash t1bc51a6180e7917a5a6756c8d085cff67d6a330ef3e162c338a20e45deb69f834d14c09
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence


File Origin
# of uploads :
1
# of downloads :
81
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Creating a file in the %temp% subdirectories
Deletes a file
Changes the time when the file was created, accessed, or modified
Deleting a recently created file
Collects information on the network activity
Creating a file in the %temp% directory
Sends data to a server
Receives data from a server
Creates directories in a temporary directory
Connection attempt
Kills processes
Unmounts file systems
Creating a file
Sets a written file as executable
Launching a process
Mounts file systems
Runs as daemon
Collects information on the CPU
Substitutes an application name
Writes files to system directory
Creates or modifies files in /cron to set up autorun
Deletes a system binary file
Creates or modifies files in /init.d to set up autorun
Creates or modifies files to set up autorun
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm anti-vm bash lolbin mirai
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
73
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Behaviour
Anti-VM
Persistence
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-10-12T04:29:00Z UTC
Last seen:
2025-10-12T15:00:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
%3 guuid=fbc3b915-1700-0000-83d6-dc8d530f0000 pid=3923 /usr/bin/sudo guuid=22693319-1700-0000-83d6-dc8d610f0000 pid=3937 /tmp/sample.bin guuid=fbc3b915-1700-0000-83d6-dc8d530f0000 pid=3923->guuid=22693319-1700-0000-83d6-dc8d610f0000 pid=3937 execve
Result
Threat name:
Gafgyt, Mirai
Detection:
malicious
Classification:
spre.troj
Score:
96 / 100
Signature
Antivirus / Scanner detection for submitted sample
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Multi AV Scanner detection for submitted file
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Threat name:
Linux.Exploit.Mirai
Status:
Malicious
First seen:
2025-10-12 09:27:25 UTC
File Type:
ELF32 Big (Exe)
AV detection:
18 of 38 (47.37%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
antivm credential_access defense_evasion discovery execution persistence privilege_escalation
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Checks CPU configuration
Reads system network configuration
Modifies Bash startup script
Reads process memory
Checks SCSI settings
Creates/modifies Cron job
Creates/modifies environment variables
Enumerates active TCP sockets
Enumerates running processes
Modifies rc script
Reads list of loaded kernel modules
Write file to user bin folder
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
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:ach_202503_elf_Mirai
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:enterpriseapps2
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:RANSOMWARE
Author:ToroGuitar
Rule name:SHA512_Constants
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:unixredflags3
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:vmdetect
Author:nex
Description:Possibly employs anti-virtualization techniques

File information


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

Web download

Mirai

elf b18659cad3db34b8d2d82ad5786c5696454ce7dd79e4de554f3da84f8f9d2aa0

(this sample)

  
Delivery method
Distributed via web download

Comments