MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21ffd469b1ce9fa72fb3dc807e360b17d84dd013a91b2ab52c1206c4d5c7cba6. 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: 9


Intelligence 9 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21ffd469b1ce9fa72fb3dc807e360b17d84dd013a91b2ab52c1206c4d5c7cba6
SHA3-384 hash: 2801c382f322f5b8f4ff58d467cda90351a0367d39baa3a325ced1f25e87b09e78ca5dafd3b9d7d5513a0b82e750c335
SHA1 hash: 53b9c3eb169dc3a8f0098b5ec4ab410ba4aeaec8
MD5 hash: a6c0350424ad926ba93c05bf5250fb91
humanhash: ceiling-mountain-lithium-march
File name:bot.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:173'796 bytes
First seen:2025-08-18 15:37:51 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:Cl2JvnXPvLfQuchMJdDNsCK9H1R8cA2iQembSM+xV7TfF+hPyO0Hb/znt/Y:Cgv/rcwZsCK9VRhAX+bShFSP0HbbnlY
TLSH T16704885E6E228F7DF668873447B78E25976823DA27E1D644E1ACC1101F2039E641FFE8
telfhash t17141a2180d7817e0a7356c9d099dfb36d6a330de7e262d338f61e86aab69a435d11c0c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
54
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28886.LC.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.32133.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-8041698-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9945193-0
Create hunting rule

Unix.Trojan.Mirai-9946826-0
Create hunting rule

Unix.Dropper.Mirai-10008433-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Unix.Trojan.Mirai-10028946-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
DNS request
Runs as daemon
Sends data to a server
Connection attempt
Deletes a system binary file
Substitutes an application name
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ae0eed71-7485-485d-89f6-2b3a39f0ad6f
Behavior Graph:
Download SVG
%3 guuid=69ca83a2-1e00-0000-8855-9046c10c0000 pid=3265 /usr/bin/sudo guuid=2fe1fda6-1e00-0000-8855-9046c70c0000 pid=3271 /tmp/sample.bin guuid=69ca83a2-1e00-0000-8855-9046c10c0000 pid=3265->guuid=2fe1fda6-1e00-0000-8855-9046c70c0000 pid=3271 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/45212ef4-c07a-432a-9bf2-d9f1aa7ad989
Result
Threat name:
Mirai, Gafgyt, Okiru
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1759430
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Detected Mirai
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Suricata IDS alerts for network traffic
Yara detected Gafgyt
Yara detected Mirai
Yara detected Okiru
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1759430 Sample: bot.mips.elf Startdate: 18/08/2025 Architecture: LINUX Score: 100 18 cnc.zinomc.com 160.30.21.42, 40818, 40820, 40822 SINET-ASResearchOrganizationofInformationandSystemsN unknown 2->18 20 109.202.202.202, 80 INIT7CH Switzerland 2->20 22 2 other IPs or domains 2->22 24 Suricata IDS alerts for network traffic 2->24 26 Malicious sample detected (through community Yara rule) 2->26 28 Antivirus / Scanner detection for submitted sample 2->28 30 6 other signatures 2->30 8 bot.mips.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 bot.mips.elf 8->14         started        process6 16 bot.mips.elf 14->16         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/21ffd469b1ce9fa72fb3dc807e360b17d84dd013a91b2ab52c1206c4d5c7cba6
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21ffd469b1ce9fa72fb3dc807e360b17d84dd013a91b2ab52c1206c4d5c7cba6/
Verdict:
Malicious
Threat:
HEUR:Backdoor.Linux.Mirai
Link:
https://tip.neiki.dev/file/21ffd469b1ce9fa72fb3dc807e360b17d84dd013a91b2ab52c1206c4d5c7cba6
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-18 15:33:56 UTC
File Type:
ELF32 Big (Exe)
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eh75i2nrz2p2ol5t3sah4nqlc7me3uatvensvnjmcidmjvohzota._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai discovery
Link:
https://tria.ge/reports/250818-s3nmgsaj7z/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Enumerates running processes
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-8041698-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/3f37c1d8-7d8d-4839-95ee-8e7b42611202
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/21ffd469b1ce9fa72fb3dc807e360b17d84dd013a91b2ab52c1206c4d5c7cba6

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_3bcc1630
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:unixredflags3
Create hunting rule
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 21ffd469b1ce9fa72fb3dc807e360b17d84dd013a91b2ab52c1206c4d5c7cba6

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3605910/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3605919/

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