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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6bf4bf24997fa5e31d19584e91521288ccacbb8ed6f381bfecfe377502e5844b. 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: 8


Intelligence 8 IOCs YARA 10 File information Comments

SHA256 hash: 6bf4bf24997fa5e31d19584e91521288ccacbb8ed6f381bfecfe377502e5844b
SHA3-384 hash: 27607c70b964bd2df01c5a8e7c3f7469f0c776ce307febd96e56460d40061434334dded93e12d187ef77e3aeef0d81f2
SHA1 hash: 4e76d8a1530444cf069822d405536cf4c61de01a
MD5 hash: 374f10275583f90bc1931912708418d4
humanhash: one-football-foxtrot-leopard
File name:arm7
Download: download sample
Signature Mirai
File size:372'056 bytes
First seen:2026-08-28 19:07:07 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 6144:nbV2BEvP3I0PpCVc7sR04KkWIujzdwDN8oSm4fnsa9TJ:5lP3IopQcoy4KkG2RShUa9TJ
TLSH T1CB84E888E1E1E7DAD1D4EA75B319780E3A230736B0D73146A51DFE3223EB1590AFD921
telfhash t1bff02e759c5c5285e14161b8f51cf6115d99363cd75470960b82762dbc03ac2f094f07
Magika elf
Reporter BlinkzSec
Tags:mirai

Intelligence


File Origin
# of uploads :
1
# of downloads :
50
Origin country :
US US
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Creating a file in the %temp% subdirectories
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
DNS request
Creating a file
Creates or modifies symbolic links
Creates directories
Creating a file in the %temp% directory
Sets a written file as executable
Sends data to a server
Collects information on the CPU
Traces processes
Substitutes an application name
Writes files to system directory
Creates or modifies files in /cron to set up autorun
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
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
1
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Behaviour
Anti-Debugging
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:
2026-08-28T17:15:00Z UTC
Last seen:
2026-08-29T20:13:00Z UTC
Hits:
~10
Status:
terminated
Behavior Graph:
%3 guuid=0064bad4-1e00-0000-2d44-d6c0c7080000 pid=2247 /usr/bin/sudo guuid=6c75d7d6-1e00-0000-2d44-d6c0ce080000 pid=2254 /tmp/sample.bin guuid=0064bad4-1e00-0000-2d44-d6c0c7080000 pid=2247->guuid=6c75d7d6-1e00-0000-2d44-d6c0ce080000 pid=2254 execve
Threat name:
Linux.Exploit.DirtyFrag
Status:
Malicious
First seen:
2026-08-28 19:06:55 UTC
File Type:
ELF32 Little (SO)
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
antivm defense_evasion discovery execution persistence privilege_escalation
Behaviour
Reads runtime system information
Writes file to shm directory
Writes file to tmp directory
Checks CPU configuration
Creates a desktop entry file
Changes its process name
Modifies Bash startup script
Creates/modifies Cron job
Creates/modifies environment variables
Deletes log files
Modifies init.d
Modifies rc script
Modifies systemd
Write file to user bin folder
Writes file to system bin folder
Executes dropped EXE
Modifies Watchdog functionality
Traces itself
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:elf_arm_mips_ko_so
Rule name:ELF_IoT_Persistence_Hunt
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:enterpriseapps2
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:EXPL_HKTL_LNX_DirtyFragShellcode_May26
Author:Pezier Pierre-Henri (Nextron Systems)
Description:Detects a shellcode observed in dirtyfrag, a local privilege escalation exploit for Linux.
Reference:https://github.com/V4bel/dirtyfrag/tree/master
Rule name:EXPL_LNX_DirtyFrag_ForensicArtefacts_May26
Author:Florian Roth
Description:Detects DirtyFrag exploit code POC usage in Linux environments
Reference:https://github.com/V4bel/dirtyfrag/tree/master
Rule name:RANSOMWARE
Author:ToroGuitar
Rule name:setsockopt
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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

File information


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

Web download

Mirai

elf 6bf4bf24997fa5e31d19584e91521288ccacbb8ed6f381bfecfe377502e5844b

(this sample)

  
Delivery method
Distributed via web download

Comments