MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7751d14c9249d8c45f49c86f76684364a91c89676d60502a4c6cdd28bcb6b5ff. 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: 12


Intelligence 12 IOCs YARA 7 File information Comments

SHA256 hash: 7751d14c9249d8c45f49c86f76684364a91c89676d60502a4c6cdd28bcb6b5ff
SHA3-384 hash: 96c8adcb7fd4c4c6019ee409ee78a8b527d09185825bc7984288c58cf19d47ea47a1be18ad681ff1ad076867d71b1167
SHA1 hash: 285865e46aaf9a3fc47f06404630907112c4c4d0
MD5 hash: 92150e9ac63c1a0fcd82cbb2ad57b284
humanhash: london-mexico-connecticut-muppet
File name:mips.urbotnetisass
Download: download sample
Signature Mirai
File size:329'316 bytes
First seen:2025-10-02 05:32:22 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 6144:xN447w4DDxPRHsTamwbKgJ/TH3IUkWMBCfNkDTHlaQMyYQ+2E/0pTLfJQc:Eeleamwb1JkUhMBlp7YQ+2hpTLfJQc
TLSH T18164C60E6A718F3DF3A8C73487B78F70975933D62AE1C684E1ACE1011E6464E651FB68
telfhash t13951b4180d7d17a4a2355c4d086dfb6bd6a331df7e162c238a20e85eeb6af835d14c09
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence


File Origin
# of uploads :
1
# of downloads :
57
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sets a written file as executable
Kills processes
Collects information on the CPU
Mounts file systems
Runs as daemon
Deletes a file
Changes the time when the file was created, accessed, or modified
Receives data from a server
Launching a process
Opens a port
Creating a file
Sends data to a server
Connection attempt
Creating a file in the %temp% subdirectories
Collects information on the network activity
Creates directories in a temporary directory
Deleting a recently created file
Deletes a system binary file
Creates or modifies files in /cron to set up autorun
Writes files to system directory
Creates or modifies files in /init.d to set up autorun
Creates or modifies files to set up autorun
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-vm anti-vm bash lolbin remote threat
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
73
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Behaviour
Anti-VM
Persistence
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-10-02T02:37:00Z UTC
Last seen:
2025-10-02T05:25:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.gen HEUR:Backdoor.Linux.Gafgyt.gu
Status:
terminated
Behavior Graph:
%3 guuid=05048894-1800-0000-7513-6ce2360d0000 pid=3382 /usr/bin/sudo guuid=4219d996-1800-0000-7513-6ce23c0d0000 pid=3388 /tmp/sample.bin guuid=05048894-1800-0000-7513-6ce2360d0000 pid=3382->guuid=4219d996-1800-0000-7513-6ce23c0d0000 pid=3388 execve
Result
Threat name:
Gafgyt, Mirai
Detection:
malicious
Classification:
spre.troj
Score:
96 / 100
Signature
Antivirus / Scanner detection for submitted sample
Modifies the '.bashrc' or '.bash_profile' file typically for persisting actions
Multi AV Scanner detection for submitted file
Sample tries to persist itself using /etc/profile
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Threat name:
Linux.Exploit.Mirai
Status:
Malicious
First seen:
2025-10-02 05:34:41 UTC
File Type:
ELF32 Big (Exe)
AV detection:
19 of 38 (50.00%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
antivm credential_access defense_evasion discovery execution persistence privilege_escalation
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
System Network Configuration Discovery
Writes file to tmp directory
Checks CPU configuration
Reads system network configuration
Modifies Bash startup script
Reads process memory
Checks SCSI settings
Creates/modifies Cron job
Creates/modifies environment variables
Enumerates active TCP sockets
Enumerates running processes
Modifies rc script
Reads list of loaded kernel modules
Write file to user bin folder
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
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:ach_202503_elf_Mirai
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:CP_AllMal_Detector
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:enterpriseapps2
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:RANSOMWARE
Author:ToroGuitar
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
Rule name:vmdetect
Author:nex
Description:Possibly employs anti-virtualization techniques

File information


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

Web download

Mirai

elf 7751d14c9249d8c45f49c86f76684364a91c89676d60502a4c6cdd28bcb6b5ff

(this sample)

  
Delivery method
Distributed via web download

Comments