MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c85249e0e9bcecbe2386af9c0dad784cb847e16badac929c5082d9953bff4bdf. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c85249e0e9bcecbe2386af9c0dad784cb847e16badac929c5082d9953bff4bdf
SHA3-384 hash: 229c25ebc9583f6b5e283da6db410d6a4d5736aff697af0e2b26d4e1050d482ca0a94928b4528fe6a6f1979052ac2f1f
SHA1 hash: 7ad9701bd8a3a1817cc25472929cba2656dfd937
MD5 hash: 83de0720d64b83ccdfa6a0020b112676
humanhash: don-alanine-lion-solar
File name:Polar.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:73'248 bytes
First seen:2026-03-04 20:56:57 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:lvWpJQGWDaA+nKSWX1PL7pLMuRB92omFhiVsd3:hWD600RQuRH2ocSsd3
TLSH T1C16302FD71C44C46CC3C0CB9509397969E4061F562989B9D4313CAC8AE9F2EDB64D4BA
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 gafgyt mirai UPX
File size (compressed) :73'248 bytes
File size (de-compressed) :233'096 bytes
Format:linux/mipsel
Unpacked file: 7459bbe085574a77d6031b5b1fadff9f3c4a1361c05660c4e5ad509619d9b560

Intelligence

File Origin
# of uploads :
1
# of downloads :
62
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/47770f22-22b3-4513-be7d-e0a7ed3b1d54/
Detection(s):
SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL
Create hunting rule

Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
gafgyt masquerade mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/69a89cb210e80629d4fc5d4c/reports/5b113bd5-bde3-4f2d-93f7-742ff79a7b69/overview
Result
Gathering data
Verdict:
Unknown
File Type:
Link:
https://opentip.kaspersky.com/c85249e0e9bcecbe2386af9c0dad784cb847e16badac929c5082d9953bff4bdf/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/fea9fbcf-c75e-4d69-8c97-e298618f69b4
Behavior Graph:
Download SVG
%3 guuid=c8c8f86c-1800-0000-c509-d49c8a0c0000 pid=3210 /usr/bin/sudo guuid=4bd6946f-1800-0000-c509-d49c8b0c0000 pid=3211 /tmp/sample.bin guuid=c8c8f86c-1800-0000-c509-d49c8a0c0000 pid=3210->guuid=4bd6946f-1800-0000-c509-d49c8b0c0000 pid=3211 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/f4ac6f47-ed3b-4c69-9732-a59fb5ddd1d5
Result
Threat name:
Gafgyt, Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Link:
https://www.joesandbox.com/analysis/1878488
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Gafgyt
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1878488 Sample: Polar.mpsl.elf Startdate: 04/03/2026 Architecture: LINUX Score: 84 22 169.254.169.254, 80 USDOSUS Reserved 2->22 24 moiamonprime.myddns.me 143.20.185.225, 69 LANCAMANTOANISERVICOSDEINFORMATICALTDA-MEBR United States 2->24 26 daisy.ubuntu.com 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 3 other signatures 2->34 8 Polar.mpsl.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 process4 process5 12 Polar.mpsl.elf 8->12         started        14 Polar.mpsl.elf 8->14         started        16 Polar.mpsl.elf 8->16         started        process6 18 Polar.mpsl.elf 12->18         started        20 Polar.mpsl.elf 12->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c85249e0e9bcecbe2386af9c0dad784cb847e16badac929c5082d9953bff4bdf
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c85249e0e9bcecbe2386af9c0dad784cb847e16badac929c5082d9953bff4bdf/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/c85249e0e9bcecbe2386af9c0dad784cb847e16badac929c5082d9953bff4bdf
Threat name:
Linux.Trojan.Gafgyt
Create hunting rule
Status:
Malicious
First seen:
2026-03-04 20:57:33 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zbjetyhjxtwl4i4gv6oa3llyjs4epyllvwwjfhcqqlmzko77jppq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/260304-zrq2ssdv6k/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Please note that we are no longer able to provide a coverage score for Virus Total.

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: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 c85249e0e9bcecbe2386af9c0dad784cb847e16badac929c5082d9953bff4bdf

(this sample)

Mirai

elf 7459bbe085574a77d6031b5b1fadff9f3c4a1361c05660c4e5ad509619d9b560

  
URLhaus
https://urlhaus.abuse.ch/url/3711526/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 7459bbe085574a77d6031b5b1fadff9f3c4a1361c05660c4e5ad509619d9b560
  
Dropping
MD5 80886aa036d146239dd8054682838909

Comments