MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f3f85c2f21883445338bf85010a14c8e3ae54f1ee9a52cd3d22a34f8cf32fcf. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4f3f85c2f21883445338bf85010a14c8e3ae54f1ee9a52cd3d22a34f8cf32fcf
SHA3-384 hash: 3ac8b9410d2589441cd71e15a39966b662ec4e53f977a51560d12b4d23532fab15b19bc8e260963549be71d7d0682623
SHA1 hash: 8c4ebeb83c61aea86adf83c83a804ba273349bb3
MD5 hash: 5e1e15862a6b7e535852824c8bd4bd78
humanhash: bravo-massachusetts-alaska-juliet
File name:boatnet.arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:18'624 bytes
First seen:2025-09-09 15:03:42 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 384:MF158GJsHOLCt4H2Gaq3+dPL+jDnqGeShymdGUop5huhp:MFTJemH2Vu+5+jDxeSs3UozMH
TLSH T1FD82D03015093524D1B07835AA7F89C33B99ABF9D3953132384483A8F69BD5422FC7EB
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) :18'624 bytes
File size (de-compressed) :48'828 bytes
Format:linux/arm
Unpacked file: c24ee726c86a13134a34d17ffa709c8226a056ca7a6910fbf4984e5c352af338

Intelligence

File Origin
# of uploads :
1
# of downloads :
59
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-18.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-8274771-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/68c0420b1b52c70384b8440c/reports/5659d996-2e50-4f9c-a179-ab8b846952d9/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/4f3f85c2f21883445338bf85010a14c8e3ae54f1ee9a52cd3d22a34f8cf32fcf
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-09-09T17:49:00Z UTC
Last seen:
2025-09-09T17:49:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/4f3f85c2f21883445338bf85010a14c8e3ae54f1ee9a52cd3d22a34f8cf32fcf/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ee00f8b6-1071-46a6-b156-0cf745fee01b
Behavior Graph:
Download SVG
%3 guuid=c0c8732a-1b00-0000-1535-239cb50c0000 pid=3253 /usr/bin/sudo guuid=ff0c1e2c-1b00-0000-1535-239cbb0c0000 pid=3259 /tmp/sample.bin guuid=c0c8732a-1b00-0000-1535-239cb50c0000 pid=3253->guuid=ff0c1e2c-1b00-0000-1535-239cbb0c0000 pid=3259 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1dbc4217-e396-4cfc-a7fe-f905ac2548ba
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1774068
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4f3f85c2f21883445338bf85010a14c8e3ae54f1ee9a52cd3d22a34f8cf32fcf
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4f3f85c2f21883445338bf85010a14c8e3ae54f1ee9a52cd3d22a34f8cf32fcf/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-09-09 15:04:43 UTC
File Type:
ELF32 Little (Exe)
AV detection:
21 of 36 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j47ylqxsdcbuiuzyx6cqccquzdr24vhr52nfftj5ekru7dhtf7hq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
upx
Link:
https://tria.ge/reports/250909-sfx8eaxvcw/
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-8274771-0
YARA:
n/a
Link:
https://app.threat.zone/submission/ec5f96c9-5e06-4af7-a6f2-542bb2ba527f
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/4f3f85c2f21883445338bf85010a14c8e3ae54f1ee9a52cd3d22a34f8cf32fcf

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:CP_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
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 4f3f85c2f21883445338bf85010a14c8e3ae54f1ee9a52cd3d22a34f8cf32fcf

(this sample)

Mirai

elf c24ee726c86a13134a34d17ffa709c8226a056ca7a6910fbf4984e5c352af338

  
URLhaus
https://urlhaus.abuse.ch/url/3615409/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 c24ee726c86a13134a34d17ffa709c8226a056ca7a6910fbf4984e5c352af338
  
Dropping
MD5 2be799aa46bd2139f6449119afc88d0a

Comments