MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6a71c77d52ab80bbb5a8e6c15b530eba6047d1ea33aa90ea6d8d2ff4ef0e1f5. 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: 11


Intelligence 11 IOCs YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6a71c77d52ab80bbb5a8e6c15b530eba6047d1ea33aa90ea6d8d2ff4ef0e1f5
SHA3-384 hash: 26109cf5d9a8c844c81c3c0ce3a91384439ed311396be6a0e30cf5478b5ac62a65aac2cb4489e33dcae22a4b28fc1305
SHA1 hash: 36718606b6d84b4b4d2475dc7c27cb4033b38d7e
MD5 hash: ed37bbc4a2c88ec4fe49276f383f7a1b
humanhash: early-leopard-zulu-wolfram
File name:i486
Download: download sample
Signature Mirai
Create hunting rule
File size:53'956 bytes
First seen:2026-01-09 04:48:40 UTC
Last seen:2026-01-09 08:21:34 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:HM3VvMipqf1tVFK67vhH0uL8N2jxAYUSQgGoS2dVx1exL1vonlUBA:Hmqf1tVh7v+9UQoSOGHvolY
TLSH T183334B59D787D8F0D94209B0102BFB7AA632EC352170EDEBEB98F967BD71652900325C
telfhash t1c621267a2eb21de8f7c09408c24f67e1493ad13b299076c547b2a01423e1f82a4bdd7e
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
72
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30481.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28920.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135965-0
Create hunting rule

Unix.Trojan.Mirai-9970440-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Unix.Trojan.Mirai-10027280-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
DNS request
Connection attempt
Substitutes an application name
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
botnet gafgyt mirai rust
Link:
https://www.filescan.io/uploads/696088e430368802bb7d02ca/reports/052fd3bc-66b6-44c5-b654-e465fa3b52ef/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-09T02:57:00Z UTC
Last seen:
2026-01-10T12:48:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b6a71c77d52ab80bbb5a8e6c15b530eba6047d1ea33aa90ea6d8d2ff4ef0e1f5/results?tab=lookup
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f0326578-293c-45c8-8907-eca94ef7c7c2
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1847084
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1847084 Sample: i486.elf Startdate: 09/01/2026 Architecture: LINUX Score: 96 22 83.161.251.194 XS4ALL-NLAmsterdamNL Netherlands 2->22 24 140.177.141.233 WOLFRAM-ASUS United States 2->24 26 99 other IPs or domains 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 3 other signatures 2->34 8 i486.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 i486.elf 8->14         started        process6 16 i486.elf 14->16         started        18 i486.elf 14->18         started        20 i486.elf 14->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b6a71c77d52ab80bbb5a8e6c15b530eba6047d1ea33aa90ea6d8d2ff4ef0e1f5
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b6a71c77d52ab80bbb5a8e6c15b530eba6047d1ea33aa90ea6d8d2ff4ef0e1f5/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-09 04:33:55 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w2try56vfk4axo22rzwblnjq5otai7i6um5ksdvg3djp6txq4h2q._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
defense_evasion discovery linux
Link:
https://tria.ge/reports/260109-ff1x3se12c/
Behaviour
Reads runtime system information
Changes its process name
Modifies Watchdog functionality
Contacts a large (112377) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
botnet mirai trojan Unix.Dropper.Mirai-7135965-0
YARA:
Mirai_Botnet_Malware Linux_Trojan_Mirai_aa39fb02 Linux_Trojan_Mirai_0bce98a2 Linux_Trojan_Mirai_3a56423b Linux_Trojan_Mirai_6e8e9257 Linux_Trojan_Mirai_95e0056c
Link:
https://app.threat.zone/submission/c4844ab9-c1f3-4e10-b3b0-3d24c55ed7a4
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.40
Link:
https://yomi.yoroi.company/submissions/b6a71c77d52ab80bbb5a8e6c15b530eba6047d1ea33aa90ea6d8d2ff4ef0e1f5

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
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_Mirai_0bce98a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_3a56423b
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_6e8e9257
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_95e0056c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_aa39fb02
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: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 b6a71c77d52ab80bbb5a8e6c15b530eba6047d1ea33aa90ea6d8d2ff4ef0e1f5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3753757/
  
Delivery method
Distributed via web download

Comments