MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4752d2ba51d8232545b2360b1e533e132b9f51bbce2a717a79582de7b0a4c624. 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 24 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4752d2ba51d8232545b2360b1e533e132b9f51bbce2a717a79582de7b0a4c624
SHA3-384 hash: 25896098082fe16764ca1657b63ab613ec0726b59a644c344723d282f019c9bf880c8a9fc32b5ab78aaded8e72947076
SHA1 hash: a6ecf6db5a5e9a590d2b42d27cba596d8e52cc1e
MD5 hash: f6d1e9ab0a93715ee4d5e6143dde017a
humanhash: west-oxygen-pluto-butter
File name:wlan.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:4'061'004 bytes
First seen:2026-03-27 07:50:37 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 49152:V7oLw6F2+5xaZSzi2MYmX2QQtBCI/JrvxKo6Zrlpa+vLz3cCPy8X:JoLVF2aaZoiHYmfy7J1KosDXH3cV8X
TLSH T18E165C62BC90CA62CBC066BAF75E829C73135B75D2DF71068D14473437EBA5A0E3B642
telfhash t128e06811ede033f1b08110e442f1ca59a67310edeb463b328738b07c3e23ac12022433
Magika elf
Reporter abuse_ch
Tags:elf Hajime mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 c8864a6db3f2fc370968e2cc6216f19b6d469a438f365143ba80e4b1f0a58694
File size (compressed) :1'860'976 bytes
File size (de-compressed) :4'061'004 bytes
Format:linux/arm
Packed file: c8864a6db3f2fc370968e2cc6216f19b6d469a438f365143ba80e4b1f0a58694

Intelligence

File Origin
# of uploads :
1
# of downloads :
71
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.30479.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

{HEX}php.generic.globals.455.UNOFFICIAL
Create hunting rule

YARA.SIGNATURE_BASE_EXPL_Shitrix_Exploit_Code_Jan20_1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Launching a process
Collects information on the CPU
Sets a written file as executable
Changes the time when the file was created, accessed, or modified
Opens a port
Receives data from a server
Creating a file
Locks files
Collects information on the network activity
Runs as daemon
DNS request
Connection attempt
Changes access rights for a written file
Manages services
Creating a process from a recently created file
Collects information on the RAM
Kills processes
Creating a file in the %temp% directory
Writes files to system directory
Substitutes an application name
Creates or modifies files in /cron to set up autorun
Creates or modifies files in /init.d to set up autorun
Creates or modifies files to set up autorun
Performs a bruteforce attack in the network
Creates or modifies symbolic links in /init.d to set up autorun
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm base64 bash expand hajime lolbin masquerade rust
Link:
https://www.filescan.io/uploads/69c636f22346b9da57aa98ed/reports/5c765af3-f0dc-4638-899a-5bfd1c6910b7/overview
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/f13b5d7b-df3b-4c4c-b760-97ecd9ad72e2
Behavior Graph:
Download SVG
%3 guuid=d553c6b0-2000-0000-d691-dd35690b0000 pid=2921 /usr/bin/sudo guuid=cd3cd0b3-2000-0000-d691-dd356e0b0000 pid=2926 /tmp/sample.bin guuid=d553c6b0-2000-0000-d691-dd35690b0000 pid=2921->guuid=cd3cd0b3-2000-0000-d691-dd356e0b0000 pid=2926 execve
Gathering data
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4752d2ba51d8232545b2360b1e533e132b9f51bbce2a717a79582de7b0a4c624
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4752d2ba51d8232545b2360b1e533e132b9f51bbce2a717a79582de7b0a4c624/
Threat name:
Linux.Trojan.Hajime
Create hunting rule
Status:
Malicious
First seen:
2026-03-27 07:51:26 UTC
File Type:
ELF32 Little (Exe)
AV detection:
3 of 36 (8.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=i5jnfosr3arskrnsgyfr4uz6cmvz6un3zyvhc6tzlaw6pmfeyysa._file
Result
Malware family:
n/a
Score:
  6/10
Tags:
antivm credential_access defense_evasion discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/260327-jpy2magx9w/
Behaviour
Reads runtime system information
Writes file to shm directory
Writes file to tmp directory
Changes its process name
Checks CPU configuration
Reads CPU attributes
Reads system network configuration
Modifies Bash startup script
Reads process memory
Creates/modifies Cron job
Creates/modifies environment variables
Modifies init.d
Modifies rc script
Modifies systemd
Reads network interface configuration
Reads system routing table
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/4752d2ba51d8232545b2360b1e533e132b9f51bbce2a717a79582de7b0a4c624

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:APT_Bitter_ZxxZ_Downloader
Create hunting rule
Author:SECUINFRA Falcon Team (@SI_FalconTeam)
Description:Detects Bitter (T-APT-17) ZxxZ Downloader
Reference:https://www.secuinfra.com/en/techtalk/whatever-floats-your-boat-bitter-apt-continues-to-target-bangladesh
Rule name:BLOWFISH_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for Blowfish constants
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:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:EXPL_Log4j_CVE_2021_44228_Dec21_Soft
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects indicators in server logs that indicate an exploitation attempt of CVE-2021-44228
Reference:https://twitter.com/h113sdx/status/1469010902183661568?s=20
Rule name:EXPL_Shitrix_Exploit_Code_Jan20_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects payloads used in Shitrix exploitation CVE-2019-19781
Reference:https://isc.sans.edu/forums/diary/Citrix+ADC+Exploits+Overview+of+Observed+Payloads/25704/
Rule name:EXPL_Shitrix_Exploit_Code_Jan20_1_RID331C
Create hunting rule
Author:Florian Roth
Description:Detects payloads used in Shitrix exploitation CVE-2019-19781
Reference:https://isc.sans.edu/forums/diary/Citrix+ADC+Exploits+Overview+of+Observed+Payloads/25704/
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:html_auto_download_b64
Create hunting rule
Author:Tdawg
Description:html auto download
Rule name:ldpreload
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:Linux_Generic_Threat_1ac392ca
Create hunting rule
Author:Elastic Security
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
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:testlumma
Create hunting rule
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:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques
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

Hajime

elf c8864a6db3f2fc370968e2cc6216f19b6d469a438f365143ba80e4b1f0a58694

Mirai

elf 4752d2ba51d8232545b2360b1e533e132b9f51bbce2a717a79582de7b0a4c624

(this sample)

  
Dropped by
SHA256 c8864a6db3f2fc370968e2cc6216f19b6d469a438f365143ba80e4b1f0a58694
  
URLhaus
https://urlhaus.abuse.ch/url/3795967/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 87b2f785a003e85ca75ca3b07f94c89e
  
URLhaus
https://urlhaus.abuse.ch/url/3795969/
  
URLhaus
https://urlhaus.abuse.ch/url/3795973/
  
URLhaus
https://urlhaus.abuse.ch/url/3795966/

Comments