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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fd16766c7a55c6f2ca4ead37697d0945fad58a816b405f3b42695990fb8e9554. 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 18 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fd16766c7a55c6f2ca4ead37697d0945fad58a816b405f3b42695990fb8e9554
SHA3-384 hash: acbdd9a24fbab61cf9c88e0ee1abe143889d593f136c793f7eac61ef7ba833630dc88810e0819c31cb2d0fe1b0ddad25
SHA1 hash: 9a82dabe19c59ce3395798b45ece6c354830caad
MD5 hash: 87d029e99b7660fc15a050c392ad1068
humanhash: vegan-fish-johnny-green
File name:ciubuc_arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:3'017'609 bytes
First seen:2026-04-22 16:07:34 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 49152:0qYfxPp8Y5ZUdes34lSguvSZWvPlaAleeyqKya82xyPgAKR03:0qYBj2db3ZaZWlaAlryqKya82QPFKR03
TLSH T125D55B41EC509A53C1E15BBAFA7F828933332BB4D3DB70164D189B706F86B5E0E3A945
telfhash t14db3f9a6082dca5bcc327769aefd6a2643da16cb7750edd1afe4c01c5f00c9c52ea05d
Magika elf
Reporter BlinkzSec
Tags:mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
47
Origin country :
AE AE
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/aa21e84f-f1a1-47a7-bda1-d0689cc95fe1/
Detection(s):
Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135925-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Changes access rights for a written file
Collects information on the network activity
Runs as daemon
Changes access rights for a file
Kills processes
Creating a file
Opens a port
Deleting a recently created file
Sends data to a server
Removes directories
Traces processes
Accesses SSH
Substitutes an application name
Deletes a system binary file
Deleting of the original file
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-04-19T15:13:00Z UTC
Last seen:
2026-04-22T14:43:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/fd16766c7a55c6f2ca4ead37697d0945fad58a816b405f3b42695990fb8e9554/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/e888b6d5-7392-40ce-b325-4cb3cbdde7c2
Behavior Graph:
Download SVG
%3 guuid=b523a567-1800-0000-c73f-3efbb00c0000 pid=3248 /usr/bin/sudo guuid=fc1f566a-1800-0000-c73f-3efbb30c0000 pid=3251 /tmp/sample.bin guuid=b523a567-1800-0000-c73f-3efbb00c0000 pid=3248->guuid=fc1f566a-1800-0000-c73f-3efbb30c0000 pid=3251 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/35f43ddb-feae-4983-9b50-86f341058b7b
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/fd16766c7a55c6f2ca4ead37697d0945fad58a816b405f3b42695990fb8e9554
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/fd16766c7a55c6f2ca4ead37697d0945fad58a816b405f3b42695990fb8e9554/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-04-20 22:14:30 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7ulhm3d2kxdpfssovu3ws7ijix5nlcubnnaf6o2cnfmzb64osvka._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery
Link:
https://tria.ge/reports/260422-tlgy2saz8q/
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Deletes Audit logs
Deletes itself
Deletes journal logs
Modifies Watchdog functionality
Traces itself
Contacts a large (148486) 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.
Threat name:
Suspicious File
Score:
0.30
Link:
https://yomi.yoroi.company/submissions/fd16766c7a55c6f2ca4ead37697d0945fad58a816b405f3b42695990fb8e9554

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:BLOWFISH_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for Blowfish constants
Rule name:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
Rule name:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:WHIRLPOOL_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for WhirlPool constants

File information

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

Web download

Mirai

elf fd16766c7a55c6f2ca4ead37697d0945fad58a816b405f3b42695990fb8e9554

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3828782/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3828792/

Comments