MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c966fb431b20ee0c2897ebff4f1cff71e791f4f2a27ba9c9d9dbd3ee20f6397a. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c966fb431b20ee0c2897ebff4f1cff71e791f4f2a27ba9c9d9dbd3ee20f6397a
SHA3-384 hash: 2d7f85e32faaac6cc0eedc31496b5c40892a1f13d45495e18d1a00a587870f8b6bffcd35dadcb91cc24f2d1a20724672
SHA1 hash: ccf7610fc19adaa2c33d2ef9e1b09b4557fbf9ee
MD5 hash: ffbe5b635831f70f7f7fbfc485a8b0cf
humanhash: solar-lamp-sixteen-oxygen
File name:Space.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:101'188 bytes
First seen:2025-08-17 05:58:03 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:WpaZOuT/Q30SQXa1r3J62yqPy/RWLW0edmpwjerNY0:lZzTJa1rZ62yqPy/ULWzjerNP
TLSH T10FA3B44D7E318FBEFBEC823447B39A12A65927D533E1C585D2ADD2011E7024E681FBA4
telfhash t11a117c18893812f097751c9d6bedff76e6a130cf4a265e378d00f85eaa2dd425e00c1c
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 d7b6c9cf78a33b8a35a1c869de8dfeac33f01487e04e4cd22a92bed17238aa7f
File size (compressed) :38'124 bytes
File size (de-compressed) :103'892 bytes
Format:linux/mips
Packed file: d7b6c9cf78a33b8a35a1c869de8dfeac33f01487e04e4cd22a92bed17238aa7f

Intelligence

File Origin
# of uploads :
1
# of downloads :
49
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-61.UNOFFICIAL
Create hunting rule

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

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

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

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

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

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

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Runs as daemon
Sends data to a server
Connection attempt
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/6e486c68-f1a4-43df-bf5f-f58f232b858f
Behavior Graph:
Download SVG
%3 guuid=299a52d8-1a00-0000-f8c9-60bdf30a0000 pid=2803 /usr/bin/sudo guuid=110f7bdb-1a00-0000-f8c9-60bdf50a0000 pid=2805 /tmp/sample.bin guuid=299a52d8-1a00-0000-f8c9-60bdf30a0000 pid=2803->guuid=110f7bdb-1a00-0000-f8c9-60bdf50a0000 pid=2805 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/de89f8c3-943d-4415-a4b8-5fb5cbb966d2
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1758699
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1758699 Sample: Space.mips.elf Startdate: 17/08/2025 Architecture: LINUX Score: 72 20 45.156.87.56, 3778, 42562, 42564 SKYLINKNL Germany 2->20 22 Malicious sample detected (through community Yara rule) 2->22 24 Antivirus / Scanner detection for submitted sample 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Yara detected Mirai 2->28 8 Space.mips.elf 2->8         started        signatures3 process4 process5 10 Space.mips.elf 8->10         started        12 Space.mips.elf 8->12         started        14 Space.mips.elf 8->14         started        process6 16 Space.mips.elf 10->16         started        18 Space.mips.elf 10->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c966fb431b20ee0c2897ebff4f1cff71e791f4f2a27ba9c9d9dbd3ee20f6397a
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c966fb431b20ee0c2897ebff4f1cff71e791f4f2a27ba9c9d9dbd3ee20f6397a/
Verdict:
Malicious
Threat:
HEUR:Backdoor.Linux.Mirai
Link:
https://tip.neiki.dev/file/c966fb431b20ee0c2897ebff4f1cff71e791f4f2a27ba9c9d9dbd3ee20f6397a
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-17 06:00:47 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=zftpwqy3edxaykex5p7u6hh7ohtzd5hsuj52tsoz3pj64ihwhf5a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd discovery
Link:
https://tria.ge/reports/250817-gp7yessny9/
Behaviour
System Network Configuration Discovery
Verdict:
Malicious
Tags:
botnet mirai trojan gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Mirai_Botnet_Malware Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/b9e51801-4ba6-42e2-b1bd-c65165cedc1f
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/c966fb431b20ee0c2897ebff4f1cff71e791f4f2a27ba9c9d9dbd3ee20f6397a

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_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
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
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 d7b6c9cf78a33b8a35a1c869de8dfeac33f01487e04e4cd22a92bed17238aa7f

Mirai

elf c966fb431b20ee0c2897ebff4f1cff71e791f4f2a27ba9c9d9dbd3ee20f6397a

(this sample)

  
Dropped by
SHA256 d7b6c9cf78a33b8a35a1c869de8dfeac33f01487e04e4cd22a92bed17238aa7f
  
URLhaus
https://urlhaus.abuse.ch/url/3605054/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 537f346cf6356581ab67e213fac71d51

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