MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4ecaa18a5b022c8a5117c58255403f0895c4dc50420fad611813b42e089349f8. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4ecaa18a5b022c8a5117c58255403f0895c4dc50420fad611813b42e089349f8
SHA3-384 hash: cbf6d0f32c0ae8bbb6fa2a72b9f9da55b9e8f6339372b313741c096dc925a89ac122bb8cfc3c94b99586a3c3072d9996
SHA1 hash: 68cd2fe35a6dda9963cdabbfdcf745879b0484a0
MD5 hash: 0ea4dc7ddf6e771d533254a0234da49a
humanhash: friend-cat-helium-robin
File name:boatnet.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:21'572 bytes
First seen:2025-11-23 17:08:44 UTC
Last seen:2025-11-23 17:47:36 UTC
File type: elf
MIME type:application/x-executable
ssdeep 384:MDbrJRQ2n3t502fWExc2S5YbXtVLa+PMZDA5YqqUTwNIZtlHEBYHrElfSyo:0/n3t5hfY2SwhxoA5wUtlg+rU1o
TLSH T195A2E1197A3388DECEB21836FB28D98E1452F564209FA2D6BB57C34652FE34E3431674
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) :21'572 bytes
File size (de-compressed) :49'936 bytes
Format:linux/i386
Unpacked file: 6ba3dab62f543dbc1dba97b1e35b31efccc7499aaa4f23622c953dc896829b08

Intelligence

File Origin
# of uploads :
2
# of downloads :
37
Origin country :
DE DE
Vendor Threat Intelligence
Gathering data
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Runs as daemon
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
1
Number of processes launched:
4
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/4ecaa18a5b022c8a5117c58255403f0895c4dc50420fad611813b42e089349f8
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-23T14:08:00Z UTC
Last seen:
2025-11-23T14:08:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/4ecaa18a5b022c8a5117c58255403f0895c4dc50420fad611813b42e089349f8/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/6660c1fa-0785-45ce-b378-84144f15a422
Behavior Graph:
Download SVG
%3 guuid=03ca5a2c-1a00-0000-1d23-d9d96c0b0000 pid=2924 /usr/bin/sudo guuid=5982c02e-1a00-0000-1d23-d9d96f0b0000 pid=2927 /tmp/sample.bin net guuid=03ca5a2c-1a00-0000-1d23-d9d96c0b0000 pid=2924->guuid=5982c02e-1a00-0000-1d23-d9d96f0b0000 pid=2927 execve 9b330b3e-90c0-50bc-87ad-e38c03085da1 89.35.130.116:53 guuid=5982c02e-1a00-0000-1d23-d9d96f0b0000 pid=2927->9b330b3e-90c0-50bc-87ad-e38c03085da1 con guuid=b494f12e-1a00-0000-1d23-d9d9700b0000 pid=2928 /tmp/sample.bin zombie guuid=5982c02e-1a00-0000-1d23-d9d96f0b0000 pid=2927->guuid=b494f12e-1a00-0000-1d23-d9d9700b0000 pid=2928 clone guuid=3becf42e-1a00-0000-1d23-d9d9720b0000 pid=2930 /tmp/sample.bin guuid=5982c02e-1a00-0000-1d23-d9d96f0b0000 pid=2927->guuid=3becf42e-1a00-0000-1d23-d9d9720b0000 pid=2930 clone guuid=4e6ff92e-1a00-0000-1d23-d9d9730b0000 pid=2931 /tmp/sample.bin net zombie guuid=5982c02e-1a00-0000-1d23-d9d96f0b0000 pid=2927->guuid=4e6ff92e-1a00-0000-1d23-d9d9730b0000 pid=2931 clone 853ec484-78ec-5337-b43c-fe26dbf04d9c 89.35.130.116:3778 guuid=4e6ff92e-1a00-0000-1d23-d9d9730b0000 pid=2931->853ec484-78ec-5337-b43c-fe26dbf04d9c con
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1819604
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1819604 Sample: boatnet.x86.elf Startdate: 23/11/2025 Architecture: LINUX Score: 72 28 169.254.169.254, 80 USDOSUS Reserved 2->28 30 89.35.130.116, 3778 INTERSAT-ASIonRatiunr33RO Romania 2->30 32 daisy.ubuntu.com 2->32 34 Malicious sample detected (through community Yara rule) 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 Yara detected Mirai 2->38 40 Sample is packed with UPX 2->40 7 boatnet.x86.elf 2->7         started        9 systemd snap-failure 2->9         started        11 xfce4-panel wrapper-2.0 2->11         started        13 8 other processes 2->13 signatures3 process4 process5 15 boatnet.x86.elf 7->15         started        18 boatnet.x86.elf 7->18         started        20 boatnet.x86.elf 7->20         started        22 snap-failure systemctl 9->22         started        24 snap-failure 9->24         started        26 wrapper-2.0 xfpm-power-backlight-helper 11->26         started        signatures6 42 Sample tries to kill multiple processes (SIGKILL) 15->42
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4ecaa18a5b022c8a5117c58255403f0895c4dc50420fad611813b42e089349f8
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4ecaa18a5b022c8a5117c58255403f0895c4dc50420fad611813b42e089349f8/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-23 16:48:32 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 36 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j3fkdcs3aiwiuuixywbfkqb7bck4jxcqiih22yiyco2c4cetjh4a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/251123-vpajtaypas/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/21079cc8-106d-45b6-ae3a-b7cdfa8133cd
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.50
Link:
https://yomi.yoroi.company/submissions/4ecaa18a5b022c8a5117c58255403f0895c4dc50420fad611813b42e089349f8

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: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

sh 4a3cb19457bef557ede860ec1b92aad9e82b48764e783bfbc5fc88a2918b36dd

Mirai

elf 4ecaa18a5b022c8a5117c58255403f0895c4dc50420fad611813b42e089349f8

(this sample)

Mirai

elf 6ba3dab62f543dbc1dba97b1e35b31efccc7499aaa4f23622c953dc896829b08

  
URLhaus
https://urlhaus.abuse.ch/url/3715214/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 6ba3dab62f543dbc1dba97b1e35b31efccc7499aaa4f23622c953dc896829b08
  
Dropping
MD5 a71e232443fb23e9a3b9090060b0ad6f
  
Dropped by
SHA256 4a3cb19457bef557ede860ec1b92aad9e82b48764e783bfbc5fc88a2918b36dd
  
Dropped by
MD5 e3f441ef9e56b4d368b6c2301ce31bda
  
URLhaus
https://urlhaus.abuse.ch/url/3702487/
  
URLhaus
https://urlhaus.abuse.ch/url/3697773/
  
URLhaus
https://urlhaus.abuse.ch/url/3715241/

Comments