MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8cfb30ee7cd0486e66c325c52a161b5f01be4bf96d3611066f0dc002a5931ac4. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8cfb30ee7cd0486e66c325c52a161b5f01be4bf96d3611066f0dc002a5931ac4
SHA3-384 hash: b004ce114287b88f4c7faf73e70dcfff734a71aaf4e7519826547c7f60a529e0670780725ae850678d8873dfb2892953
SHA1 hash: 0c16a93a6bc9724874ba393348553e83e0c4283a
MD5 hash: 7ae29ecae944a9004680d5bd50bc625d
humanhash: cat-eleven-failed-fix
File name:flutter.mipsel
Download: download sample
Signature Mirai
Create hunting rule
File size:126'064 bytes
First seen:2026-07-26 15:52:42 UTC
Last seen:2026-07-26 21:55:14 UTC
File type: elf
MIME type:application/x-sharedlib
ssdeep 3072:fgeR+9o67GW0eNbIoH+Y6G0kWjdQr6zfdzoFG:fgeR+9oZWlNbveuKjY6zFzoU
TLSH T10AC312FA6C428BEEE0FCA77451E20AF8830A7E21F422B4A51771D1E57C7A10DE54256D
Magika elf
Reporter BlinkzSec
Tags:UPX
File size (compressed) :126'064 bytes
File size (de-compressed) :241'720 bytes
Format:linux/mipsel
Unpacked file: 15bae5af4c9cb18f81131f56486728404fbeae6adda50ed9e56cdbebc4b01000

Intelligence

File Origin
# of uploads :
2
# of downloads :
71
Origin country :
GB GB
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/845e583f-cf4d-4033-beab-376fbd6df7c0/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Manages services
Creating a file
Sends data to a server
Connection attempt
Kills processes
Changes access rights for a written file
Runs as daemon
DNS request
Opens a port
Creates or modifies files in /cron to set up autorun
Substitutes an application name
Creates or modifies files in /init.d to set up autorun
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai packed upx
Link:
https://www.filescan.io/uploads/6a662db63d787692420c65b5/reports/1cd21aa5-3e7e-4d66-8cac-1636f4fd6d8f/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-07-06T23:50:00Z UTC
Last seen:
2026-07-28T08:01:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/8cfb30ee7cd0486e66c325c52a161b5f01be4bf96d3611066f0dc002a5931ac4/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/15e5693f-13c5-4711-80b5-ae4fc0d2d05b
Behavior Graph:
Download SVG
%3 guuid=19574a57-1a00-0000-2327-ff7f6d0b0000 pid=2925 /usr/bin/sudo guuid=aa73025a-1a00-0000-2327-ff7f750b0000 pid=2933 /tmp/sample.bin guuid=19574a57-1a00-0000-2327-ff7f6d0b0000 pid=2925->guuid=aa73025a-1a00-0000-2327-ff7f750b0000 pid=2933 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/878ea2a8-c3a8-4e73-9d95-07da094e2b5c
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8cfb30ee7cd0486e66c325c52a161b5f01be4bf96d3611066f0dc002a5931ac4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8cfb30ee7cd0486e66c325c52a161b5f01be4bf96d3611066f0dc002a5931ac4/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2026-07-07 23:03:04 UTC
File Type:
ELF32 Little (SO)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rt5tb3t42beg4zwdexcsufq3l4a34s7znu3bcbtpbxaafjmtdlca._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution persistence privilege_escalation upx
Link:
https://tria.ge/reports/260726-tbtvvsar2w/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads system network configuration
UPX packed file
Creates/modifies Cron job
Enumerates active TCP sockets
Enumerates running processes
Modifies rc script
Modifies systemd
Write file to user bin folder
Modifies Watchdog functionality
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/8cfb30ee7cd0486e66c325c52a161b5f01be4bf96d3611066f0dc002a5931ac4

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:elf_arm_mips_ko_so
Create hunting rule
Rule name:SHA512_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA384/SHA512 constants
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: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 8cfb30ee7cd0486e66c325c52a161b5f01be4bf96d3611066f0dc002a5931ac4

(this sample)

Mirai

elf 15bae5af4c9cb18f81131f56486728404fbeae6adda50ed9e56cdbebc4b01000

  
Dropping
SHA256 15bae5af4c9cb18f81131f56486728404fbeae6adda50ed9e56cdbebc4b01000
  
Dropping
MD5 7e12f0ea9cd7b2ab46dc7ea00a7279f8
  
URLhaus
https://urlhaus.abuse.ch/url/3892101/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3892121/

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