MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 af894b758b8edd357ce97f18694b405ca93c6c1e091f6d7457887530edc7c3ef. 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: 14


Intelligence 14 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: af894b758b8edd357ce97f18694b405ca93c6c1e091f6d7457887530edc7c3ef
SHA3-384 hash: 712e66d922e7897550f0fffaed59dd7e11aa4738264ba034d820914c417e81b59975a72eb2a515367ca50f1afaa6b4f1
SHA1 hash: a0229e60357b056aa9c89cc8cb1032e4039116b5
MD5 hash: 913fa2eba99db0a4e78a73ab6dec9da6
humanhash: william-social-uranus-nineteen
File name:686i
Download: download sample
Signature Mirai
Create hunting rule
File size:89'481 bytes
First seen:2025-03-19 00:18:26 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:kFPlxndf22h/xxaH333j3kaN1W7N+YRApCM59G7sgQ+bEpnnnOps:kFPlxndf22h/xwXnTkai7MYRApCg9dgs
TLSH T1A7932A4BFA02CBB3D88317F502AB976A5730BD3A592B8E45F3687CB8BB215C87114355
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 :
1
# of downloads :
137
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

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

Unix.Trojan.Mirai-10033788-0
Create hunting rule

Unix.Packed.Botnet-6566031-0
Create hunting rule

Unix.Dropper.Botnet-6566040-0
Create hunting rule

Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67da1729194f23322a70f410linux22vpnfull_triage
Tags:
shellcode mirai virus
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Changes access rights for a written file
DNS request
Changes the time when the file was created, accessed, or modified
Launching a process
Opens a port
Creating a file
Runs as daemon
Kills critical processes
Writes files to system directory
Creates or modifies files in /cron to set up autorun
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
android gcc lolbin remote
Link:
https://www.filescan.io/uploads/67da0dec5663b080596ed716/reports/86f3233c-56bb-4825-b46c-d4fcf9bf8397/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
62
Number of processes launched:
5
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/af894b758b8edd357ce97f18694b405ca93c6c1e091f6d7457887530edc7c3ef
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6d638e34-4208-4132-95a9-eaefcd2b4480
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1642318
Signature
Executes the "crontab" command typically for achieving persistence
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to persist itself using cron
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1642318 Sample: 686i.elf Startdate: 19/03/2025 Architecture: LINUX Score: 88 33 109.202.202.202, 80 INIT7CH Switzerland 2->33 35 37.44.238.88, 443, 44388, 53394 HARMONYHOSTING-ASFR France 2->35 37 3 other IPs or domains 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 Yara detected Mirai 2->43 9 dash rm 686i.elf 2->9         started        11 dash rm 2->11         started        signatures3 process4 process5 13 686i.elf 9->13         started        15 686i.elf 9->15         started        process6 17 686i.elf sh 13->17         started        19 686i.elf sh 13->19         started        21 686i.elf 15->21         started        23 686i.elf 15->23         started        process7 25 sh crontab 17->25         started        29 sh crontab 19->29         started        file8 31 /var/spool/cron/crontabs/tmp.T9Zbwl, ASCII 25->31 dropped 45 Sample tries to persist itself using cron 25->45 47 Executes the "crontab" command typically for achieving persistence 25->47 signatures9
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/af894b758b8edd357ce97f18694b405ca93c6c1e091f6d7457887530edc7c3ef
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/af894b758b8edd357ce97f18694b405ca93c6c1e091f6d7457887530edc7c3ef/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-19 00:20:27 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 22 (77.27%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=v6euw5mlr3otk7hjp4mgss2alsuty3a6bepw25cxrb2tb3ohypxq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
execution linux persistence privilege_escalation rootkit
Link:
https://tria.ge/reports/250319-am1b8szvas/
Behaviour
Creates/modifies Cron job
Loads a kernel module
Verdict:
Malicious
Tags:
trojan tsunami gafgyt Unix.Dropper.Mirai-9977145-0
YARA:
Linux_Trojan_Gafgyt_83715433 Linux_Trojan_Tsunami_0fa3a6e9
Link:
https://app.threat.zone/submission/57fede9c-4501-4e4b-8b4f-38ec7738cd0f
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/af894b758b8edd357ce97f18694b405ca93c6c1e091f6d7457887530edc7c3ef

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:iot_req_metachar
Create hunting rule
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_1ac392ca
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_83715433
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Tsunami_0fa3a6e9
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 af894b758b8edd357ce97f18694b405ca93c6c1e091f6d7457887530edc7c3ef

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3479683/
  
Delivery method
Distributed via web download

Comments