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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4e5c3ca734ff4993687dfadbb270cf46f6c7c437d4a981d7ecef0760f1cfdba3. 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: 5


Intelligence 5 IOCs YARA 7 File information Comments

SHA256 hash: 4e5c3ca734ff4993687dfadbb270cf46f6c7c437d4a981d7ecef0760f1cfdba3
SHA3-384 hash: 31c5216c1b835373e0d8039caca0be6dace86711a7fd745d790dcf4f9c159b0cf4d03d57d1f4ac6c9612eec7baece04a
SHA1 hash: 599f3807286bc9b1263b8cff77fed14aabb0ec56
MD5 hash: d54bde7a0daff08566acc16ffb94991c
humanhash: neptune-magazine-utah-carpet
File name:bot.mpsl
Download: download sample
Signature Mirai
File size:336'196 bytes
First seen:2026-09-19 21:27:46 UTC
Last seen:2026-09-19 23:24:24 UTC
File type: elf
MIME type:application/x-executable
ssdeep 6144:inJxLRB449AIfClSwjecnCdZV6OnBaZBEUAZtYoRW:KL4BIwXKcCp6MBaMBYAW
TLSH T1EF642989AFA50FEFC86FCE30172D430B29ECA95F42E5B33A597CDC4875AA10585D3468
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence


File Origin
# of uploads :
3
# of downloads :
70
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Opens a port
Connection attempt
Deleting a recently created file
Sets a written file as executable
Runs as daemon
Creating a file
Traces processes
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Deleting of the original file
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Status:
terminated
Behavior Graph:
%3 guuid=1f6e19b4-1e00-0000-848a-8e3b500a0000 pid=2640 /usr/bin/sudo guuid=7789bcb6-1e00-0000-848a-8e3b550a0000 pid=2645 /tmp/sample.bin guuid=1f6e19b4-1e00-0000-848a-8e3b500a0000 pid=2640->guuid=7789bcb6-1e00-0000-848a-8e3b550a0000 pid=2645 execve
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2026-09-19 21:28:22 UTC
File Type:
ELF32 Little (Exe)
AV detection:
9 of 36 (25.00%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution persistence privilege_escalation
Behaviour
Reads runtime system information
Changes its process name
Creates/modifies Cron job
Enumerates running processes
Deletes itself
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:F01_s1ckrule
Author:s1ckb017
Rule name:SHA512_Constants
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
Rule name:SUSP_XORed_Mozilla_Oct19
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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.

Web download

Mirai

elf 4e5c3ca734ff4993687dfadbb270cf46f6c7c437d4a981d7ecef0760f1cfdba3

(this sample)

  
Delivery method
Distributed via web download

Comments