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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 be66c7df624bd1d76e62c3244369eae66e470eee6d2d75fdc12ad98456e22361. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: be66c7df624bd1d76e62c3244369eae66e470eee6d2d75fdc12ad98456e22361
SHA3-384 hash: b3c4484deddcaabaec8055df8f93b069fd2db9271ecc9b4fc16751a26d796c3c9b6d42baa825247024fb4e80d747fb79
SHA1 hash: 2b4165a10b34517729b49d8f2d8dad3211680b57
MD5 hash: 9413239408fd3a6770399fc27cd33519
humanhash: violet-sodium-alabama-equal
File name:lkxstress.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:69'748 bytes
First seen:2026-08-09 10:15:00 UTC
Last seen:2026-08-10 08:45:26 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:l/EWSbgS9P503Gwynht9FGIeLi57UH7+jrXiIX7uQQLGRolDCp:l/EWYg4503G3LemWH7grSCqIOOp
TLSH T1C06302C70F8A17FDF9C672B24DD53582F8605C31790EAE0241CAA7AECED813B4AB5651
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) :69'748 bytes
File size (de-compressed) :187'432 bytes
Format:linux/amd64
Unpacked file: 6ee2487e9287c313140431648f17a4b7fa5f3fe91ea34ebab08a36bdb7ee2fbe

Intelligence

File Origin
# of uploads :
3
# of downloads :
66
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/27066d42-481d-46fe-92f1-8c743cba4b9b/
Detection(s):
SecuriteInfo.com.Linux.Mirai-19.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sends data to a server
Connection attempt
Receives data from a server
Runs as daemon
Opens a port
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/6a78537bae7c6c03a02746b1/reports/d40a04f4-363b-4e61-a07d-6c5c196a8664/overview
Verdict:
Malicious
File Type:
elf.64.le
First seen:
2026-08-09T07:57:00Z UTC
Last seen:
2026-08-10T21:22:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/be66c7df624bd1d76e62c3244369eae66e470eee6d2d75fdc12ad98456e22361/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/bf02d568-5e58-4f18-876a-642fef1ca0f5
Behavior Graph:
Download SVG
%3 guuid=3feaafcf-1a00-0000-5353-415e530a0000 pid=2643 /usr/bin/sudo guuid=b27ea4d1-1a00-0000-5353-415e580a0000 pid=2648 /tmp/sample.bin mprotect-exec net guuid=3feaafcf-1a00-0000-5353-415e530a0000 pid=2643->guuid=b27ea4d1-1a00-0000-5353-415e580a0000 pid=2648 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=b27ea4d1-1a00-0000-5353-415e580a0000 pid=2648->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=045bc2d2-1a00-0000-5353-415e5a0a0000 pid=2650 /tmp/sample.bin net send-data zombie guuid=b27ea4d1-1a00-0000-5353-415e580a0000 pid=2648->guuid=045bc2d2-1a00-0000-5353-415e5a0a0000 pid=2650 clone guuid=045bc2d2-1a00-0000-5353-415e5a0a0000 pid=2650->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 40c15af7-b60f-5b92-8839-3c8f2c61eecb 207.241.172.150:6934 guuid=045bc2d2-1a00-0000-5353-415e5a0a0000 pid=2650->40c15af7-b60f-5b92-8839-3c8f2c61eecb send: 6B guuid=c98fded2-1a00-0000-5353-415e5b0a0000 pid=2651 /tmp/sample.bin guuid=045bc2d2-1a00-0000-5353-415e5a0a0000 pid=2650->guuid=c98fded2-1a00-0000-5353-415e5b0a0000 pid=2651 clone guuid=8f46f8d2-1a00-0000-5353-415e5c0a0000 pid=2652 /tmp/sample.bin net send-data zombie guuid=045bc2d2-1a00-0000-5353-415e5a0a0000 pid=2650->guuid=8f46f8d2-1a00-0000-5353-415e5c0a0000 pid=2652 clone guuid=8f46f8d2-1a00-0000-5353-415e5c0a0000 pid=2652->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=8f46f8d2-1a00-0000-5353-415e5c0a0000 pid=2652->40c15af7-b60f-5b92-8839-3c8f2c61eecb send: 10B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4a6efb1c-adc8-43a6-9c8b-bb5859efe402
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/be66c7df624bd1d76e62c3244369eae66e470eee6d2d75fdc12ad98456e22361
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/be66c7df624bd1d76e62c3244369eae66e470eee6d2d75fdc12ad98456e22361/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-08-09 10:16:38 UTC
File Type:
ELF64 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xztmpx3cjpi5o3tcymseg2pk4zxeodxonuwxl7obflmyivxcenqq._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/260809-manh5adm5x/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Family: Mirai
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/be66c7df624bd1d76e62c3244369eae66e470eee6d2d75fdc12ad98456e22361

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: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:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 be66c7df624bd1d76e62c3244369eae66e470eee6d2d75fdc12ad98456e22361

(this sample)

Mirai

elf 6ee2487e9287c313140431648f17a4b7fa5f3fe91ea34ebab08a36bdb7ee2fbe

  
URLhaus
https://urlhaus.abuse.ch/url/3900200/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 6ee2487e9287c313140431648f17a4b7fa5f3fe91ea34ebab08a36bdb7ee2fbe
  
Dropping
MD5 bb9a6fda64c876b5a278ac090266a53d
  
URLhaus
https://urlhaus.abuse.ch/url/3900219/

Comments