MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 02caf575d834e72d3343ef99aecfdc3e68b5b35cc53593c6c6ec26d8768d55f8. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 02caf575d834e72d3343ef99aecfdc3e68b5b35cc53593c6c6ec26d8768d55f8
SHA3-384 hash: 402e0708be9773ffd4e87b0ea1489f9d93b951aa583578744d57aa9257a85f50684f96879140205ae5b184f2655dcac0
SHA1 hash: a0cf45953ff6fde8064fe51626c2ceb12bb4a227
MD5 hash: 3b4624c4d86518613cf0c73a6c6b8f6f
humanhash: jupiter-maryland-nebraska-mango
File name:top1miku.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:38'864 bytes
First seen:2025-07-15 12:06:48 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:jmofEbMnNbCiqlewoy9tICmZGy2G3O1WkvWRWjoJJgGlzDpbuR1JdF:ao8mNbCiq0wPtrmo63OQRWjo7VJuV
TLSH T1B803F13E2505A88BF927E0B546F603593BF03325780E8C6A7C66E7C79F6682169D30F5
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 UPX
File size (compressed) :38'864 bytes
File size (de-compressed) :101'820 bytes
Format:linux/mips
Unpacked file: 3c9fcf17257d8cc57069c4cb98bbb050655658d72f1ee54812e9296ad76a89b9

Intelligence

File Origin
# of uploads :
1
# of downloads :
25
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
DNS request
Runs as daemon
Sends data to a server
Connection attempt
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/687644878a7d628a81afe99d/reports/2800d4b5-018a-4a11-836c-40f973404ed4/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
UPX
Botnet:
unknown
Number of open files:
36
Number of processes launched:
6
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/02caf575d834e72d3343ef99aecfdc3e68b5b35cc53593c6c6ec26d8768d55f8
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/401f89f3-c319-4140-8ac2-c05d34e926c7
Behavior Graph:
Download SVG
%3 guuid=d7d2a0d1-1900-0000-6529-127c94090000 pid=2452 /usr/bin/sudo guuid=b0d8b0d5-1900-0000-6529-127c9b090000 pid=2459 /tmp/sample.bin guuid=d7d2a0d1-1900-0000-6529-127c94090000 pid=2452->guuid=b0d8b0d5-1900-0000-6529-127c9b090000 pid=2459 execve guuid=de17eed7-1900-0000-6529-127ca0090000 pid=2464 /usr/bin/dash guuid=b0d8b0d5-1900-0000-6529-127c9b090000 pid=2459->guuid=de17eed7-1900-0000-6529-127ca0090000 pid=2464 clone guuid=206fffd7-1900-0000-6529-127ca1090000 pid=2465 /usr/bin/dash guuid=b0d8b0d5-1900-0000-6529-127c9b090000 pid=2459->guuid=206fffd7-1900-0000-6529-127ca1090000 pid=2465 clone
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/19fe48e1-e818-4397-8a11-85fbe78bcff6
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1736963
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Uses dynamic DNS services
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1736963 Sample: top1miku.mips.elf Startdate: 15/07/2025 Architecture: LINUX Score: 72 20 top1miku.duckdns.org 2->20 22 top1miku.duckdns.org 196.251.66.32, 3778, 45156, 45158 ASDETUKhttpwwwheficedcomGB Seychelles 2->22 24 Malicious sample detected (through community Yara rule) 2->24 26 Multi AV Scanner detection for submitted file 2->26 28 Yara detected Mirai 2->28 30 Sample is packed with UPX 2->30 8 top1miku.mips.elf 2->8         started        signatures3 32 Uses dynamic DNS services 20->32 process4 process5 10 top1miku.mips.elf 8->10         started        12 top1miku.mips.elf 8->12         started        14 top1miku.mips.elf 8->14         started        process6 16 top1miku.mips.elf 10->16         started        18 top1miku.mips.elf 10->18         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/02caf575d834e72d3343ef99aecfdc3e68b5b35cc53593c6c6ec26d8768d55f8
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/02caf575d834e72d3343ef99aecfdc3e68b5b35cc53593c6c6ec26d8768d55f8/
Verdict:
Malicious
Threat:
Linux.Worm.Mirai
Link:
https://tip.neiki.dev/file/02caf575d834e72d3343ef99aecfdc3e68b5b35cc53593c6c6ec26d8768d55f8
Threat name:
Linux.Trojan.Egairtigado
Create hunting rule
Status:
Malicious
First seen:
2025-07-15 12:07:31 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=alfpk5oygtts2m2d56m25t64hzullm24yu2zhrwg5qtnq5unkx4a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/250715-pahzraen3v/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Malware Config
C2 Extraction:
top1miku.duckdns.org
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/7f996a76-8286-4d0c-8791-342f316d1b0c
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/02caf575d834e72d3343ef99aecfdc3e68b5b35cc53593c6c6ec26d8768d55f8

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:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 02caf575d834e72d3343ef99aecfdc3e68b5b35cc53593c6c6ec26d8768d55f8

(this sample)

Mirai

elf 3c9fcf17257d8cc57069c4cb98bbb050655658d72f1ee54812e9296ad76a89b9

  
URLhaus
https://urlhaus.abuse.ch/url/3581123/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 3c9fcf17257d8cc57069c4cb98bbb050655658d72f1ee54812e9296ad76a89b9
  
Dropping
MD5 86585ff55da0767f29b1751dccdeacf7

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