MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4bcd523481bf66984ff69c6851d2cbcb50bf08b13a77cf8e9e030ae4f3f3dcf8. 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: 7


Intelligence 7 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4bcd523481bf66984ff69c6851d2cbcb50bf08b13a77cf8e9e030ae4f3f3dcf8
SHA3-384 hash: f6a7193d6c1b857c768468db8d70b705cef208ebb60550a327ac45ebc21ca053472c2e4b927bcb8b9f4e4f16962987a3
SHA1 hash: ec1c84f4af322ebcfdc03903a17c23a932143814
MD5 hash: ba4fedb649e1ca503c67f3c11073d6b4
humanhash: cardinal-solar-harry-grey
File name:k3
Download: download sample
Signature Mirai
Create hunting rule
File size:112'468 bytes
First seen:2025-04-22 03:42:11 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:Zga4QLio7sKbhzaXM9JwPTH3I/i5xYzhXIrhvvNWDtYiAZg97zF8RPCZlvSVxZ:/Li+LKMJ2rhnC+iSq3F8RqZlKVxZ
TLSH T17DB38444FE58936DC7E2B6FEEF5C02CE363A0798B3E679264E320A5533C97216536064
telfhash t13cf09935b7481edcabd9850590eb51322b65b99b1b023446c1847f0f42117c5b422821
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 :
198
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9441505-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=680711d5280f5f89a0d31a68linux22vpnfull_triage
Tags:
n/a
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/6807104e89fec6b88ba0656f/reports/c70ee860-6ef0-43ce-9e2d-4d8b0723e922/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
3
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/4bcd523481bf66984ff69c6851d2cbcb50bf08b13a77cf8e9e030ae4f3f3dcf8
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c161bfb3-d6ad-4d0c-a199-0b876aa5747f
Result
Threat name:
n/a
Detection:
malicious
Classification:
spre.troj
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1670716
Signature
Connects to many ports of the same IP (likely port scanning)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1670716 Sample: k3.elf Startdate: 22/04/2025 Architecture: LINUX Score: 56 31 197.186.191.174 airtel-tz-asTZ Tanzania United Republic of 2->31 33 66.237.248.8 XO-AS15US United States 2->33 35 98 other IPs or domains 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 Connects to many ports of the same IP (likely port scanning) 2->39 9 k3.elf 2->9         started        12 xfce4-panel wrapper-2.0 2->12         started        14 xfce4-panel wrapper-2.0 2->14         started        16 5 other processes 2->16 signatures3 process4 signatures5 43 Sample tries to kill multiple processes (SIGKILL) 9->43 18 k3.elf 9->18         started        20 wrapper-2.0 xfpm-power-backlight-helper 12->20         started        process6 process7 22 k3.elf 18->22         started        process8 24 k3.elf 22->24         started        27 k3.elf 22->27         started        29 k3.elf 22->29         started        signatures9 41 Sample tries to kill multiple processes (SIGKILL) 24->41
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4bcd523481bf66984ff69c6851d2cbcb50bf08b13a77cf8e9e030ae4f3f3dcf8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4bcd523481bf66984ff69c6851d2cbcb50bf08b13a77cf8e9e030ae4f3f3dcf8/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-04-22 03:43:13 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jpgvenebx5tjqt7wtrufduwlznil6cfrhj347du6amfoj47t3t4a._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/250422-d9zk1awrt4/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/4bcd523481bf66984ff69c6851d2cbcb50bf08b13a77cf8e9e030ae4f3f3dcf8

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_e9aef030
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 4bcd523481bf66984ff69c6851d2cbcb50bf08b13a77cf8e9e030ae4f3f3dcf8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3519274/
  
Delivery method
Distributed via web download

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