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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cb11fd9d1d6a0ea772c2e11a85aefb9c7bf72ccfec9f7857d53c45e31be74569. 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: 7


Intelligence 7 IOCs YARA 15 File information Comments

SHA256 hash: cb11fd9d1d6a0ea772c2e11a85aefb9c7bf72ccfec9f7857d53c45e31be74569
SHA3-384 hash: d478bda121ffa713344427722a638bc64500718a78aeafb56adecb773f837ddef8e449156faf85da95a300c74e9bc313
SHA1 hash: b8cb0bbf102d6be3fcc08cf2da0cf555f4426a57
MD5 hash: 8f38690b8cad79bddf98081c38d8dedc
humanhash: indigo-april-diet-november
File name:cb11fd9d1d6a0ea772c2e11a85aefb9c7bf72ccfec9f7857d53c45e31be74569
Download: download sample
Signature Mirai
File size:1'060'312 bytes
First seen:2026-10-21 21:04:50 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 24576:1/5PIOubWVL/mLQxNiS82GqJs48Bl4KzGc3OF73UGgqs/EtSLGxyqX:1/5IOubWVL/mL3R2G6SBl4Kz3RFqNtSO
TLSH T147356B337721DF69E314D67008F3C6505AE520A21AE29089B26CC7287E61B5D6E5FFF8
telfhash t1bc11a8354b60552a4781cd00d8de6363212cca6a9a0dbebbe9704a0c22010fed92bc8f
Magika elf
Reporter c2hunter
Tags:elf gafgyt mirai wraith

Intelligence


File Origin
# of uploads :
1
# of downloads :
94
Origin country :
US US
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Launching a process
Creating a file
Changes access rights for a file
Opens a port
Runs as daemon
Sets a written file as executable
Manages services
Receives data from a server
Changes access rights for a written file
Connection attempt
Sends data to a server
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Kills critical processes
Creates or modifies files in /init.d to set up autorun
Performs a bruteforce attack in the network
Creates or modifies files to set up autorun
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gcc mirai
Status:
terminated
Behavior Graph:
%3 guuid=3762d279-1600-0000-9214-a1237d0d0000 pid=3453 /usr/bin/sudo guuid=36f4f77b-1600-0000-9214-a123850d0000 pid=3461 /tmp/sample.bin guuid=3762d279-1600-0000-9214-a1237d0d0000 pid=3453->guuid=36f4f77b-1600-0000-9214-a123850d0000 pid=3461 execve
Threat name:
Linux.Backdoor.Gafgyt
Status:
Malicious
First seen:
2026-10-21 21:05:23 UTC
File Type:
ELF32 Big (Exe)
AV detection:
12 of 36 (33.33%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  9/10
Tags:
defense_evasion discovery
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Writes file to shm directory
Writes file to tmp directory
Changes its process name
File and Directory Permissions Modification
Contacts a large (73725) amount of remote hosts
Creates a large amount of network flows
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:CP_Script_Inject_Detector
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:CVE_2017_17215
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:F01_s1ckrule
Author:s1ckb017
Rule name:ldpreload
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:Linux_Exploit_CVE_2017_17215_8b78a857
Author:Elastic Security
Description:Exploit code used in the ZeroBot malware
Rule name:Linux_Trojan_Mirai_0bce98a2
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_449937aa
Author:Elastic Security
Rule name:LIN_Malware_Unknown_ForgeAuto_0daebbb8
Author:Marjoriefort
Description:Detects Unknown (elf, etat binaire)
Rule name:malwareelf55503
Rule name:MAL_ARM_LNX_Mirai_Mar13_2022
Author:Mehmet Ali Kerimoglu a.k.a. CYB3RMX
Description:Detects new ARM Mirai variant
Rule name:MIRAI_OHSHIT_payload
Author:AfterPacket
Description:MIRAI_OHSHIT ELF payload -- compiled-in C2 set, all architectures
Reference:https://github.com/Afterpacket/drosera-threat-intel
Rule name:setsockopt
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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

File information


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

Comments