MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 75c419a37904ca4181899cb9be322afa7cddc7d558d1c6715594deb7a8d76049. 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 2 File information Comments

SHA256 hash: 75c419a37904ca4181899cb9be322afa7cddc7d558d1c6715594deb7a8d76049
SHA3-384 hash: fd64976e238f35847e20ca415d69827ad5cf2d542bacae863f1b9add613359ea7b8909ef4dc91cd168f24d7a046aad42
SHA1 hash: c8f6c51910c7653008733fa7071f9626ddc78240
MD5 hash: edaaecc9d94e0b0937395cc89f86ccd5
humanhash: yellow-kilo-mississippi-zebra
File name:mips
Download: download sample
Signature Mirai
File size:113'188 bytes
First seen:2025-03-23 21:37:16 UTC
Last seen:2025-03-24 07:16:26 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:ijhBRIQYhPFA0WbrtbWQwZXoLmsiQI2HEz1XxdLDszAUU:AIQYrAlr1woCscz3NscUU
TLSH T120B3961E6A618FADF29B823047F78E31966876D21BE1C580D16CDB501F203CE645FBB9
telfhash t1cb31ff58897823e097764c881adeff73d1b070cf1a262c3b8f21a9aa6b7d9814d00c0c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence


File Origin
# of uploads :
2
# of downloads :
77
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Manages services
Connection attempt
Changes access rights for a written file
Opens a port
DNS request
Launching a process
Changes the time when the file was created, accessed, or modified
Creating a file
Creates or modifies files in /cron to set up autorun
Writes files to system subdirectory
Substitutes an application name
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
gcc lolbin opendir opendir remote
Result
Verdict:
UNKNOWN
Result
Threat name:
Detection:
malicious
Classification:
troj
Score:
72 / 100
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Executes the "crontab" command typically for achieving persistence
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1646350 Sample: mips.elf Startdate: 23/03/2025 Architecture: LINUX Score: 72 36 api.znet.homes 155.138.230.16, 1290, 80 AS-CHOOPAUS United States 2->36 38 109.202.202.202, 80 INIT7CH Switzerland 2->38 40 2 other IPs or domains 2->40 42 Antivirus / Scanner detection for submitted sample 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 Yara detected Mirai 2->46 48 Connects to many ports of the same IP (likely port scanning) 2->48 10 mips.elf 2->10         started        signatures3 process4 process5 12 mips.elf 10->12         started        process6 14 mips.elf sh 12->14         started        16 mips.elf 12->16         started        18 mips.elf 12->18         started        20 mips.elf 12->20         started        process7 22 sh 14->22         started        24 sh crontab 14->24         started        signatures8 27 sh crontab 22->27         started        30 sh chmod 22->30         started        32 sh sh 22->32         started        34 sh curl 22->34         started        50 Executes the "crontab" command typically for achieving persistence 24->50 process9 signatures10 52 Executes the "crontab" command typically for achieving persistence 27->52
Threat name:
Linux.Backdoor.Mirai
Status:
Malicious
First seen:
2025-03-23 21:38:15 UTC
File Type:
ELF32 Big (Exe)
AV detection:
10 of 24 (41.67%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution persistence privilege_escalation
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads system network configuration
Modifies Bash startup script
Creates/modifies Cron job
Creates/modifies environment variables
Enumerates active TCP sockets
Enumerates running processes
Modifies systemd
File and Directory Permissions Modification
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-10018488-0
YARA:
n/a
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:RANSOMWARE
Author:ToroGuitar
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 75c419a37904ca4181899cb9be322afa7cddc7d558d1c6715594deb7a8d76049

(this sample)

  
Delivery method
Distributed via web download

BLint


The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments