MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c03a90160eddd3e972789a26055afa57940dc98b4747280cefce1ad904148ba. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8c03a90160eddd3e972789a26055afa57940dc98b4747280cefce1ad904148ba
SHA3-384 hash: 5eaa466efadab7f67df1112ddde1ea8541b2fb20240509cb1411515e88f3017291ae406d08c4bbef2ade738dcd2e7e76
SHA1 hash: 4433030c6b2275eb14bf6a838fc763267313bf37
MD5 hash: 9bc82a2e634e690dee467e5aa2d049a7
humanhash: floor-one-freddie-high
File name:Space.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:34'896 bytes
First seen:2025-08-14 20:48:32 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:VzbGjwng3vdORRd5c6VobQ5g7pTjGZ+U4ncAnbcuyD7UHQRjJ:BdnAqKyABEicAnouy8Hyd
TLSH T162F2D007C6CCC6CAE75E033F68BFFB0E6561C21D2BC7751697E450226C02B19966D6CA
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) :34'896 bytes
File size (de-compressed) :70'740 bytes
Format:linux/i386
Unpacked file: 8945c04e0f2a0dc1c300c9bad80f18f61e329064b319588acd0c710e1e7ff664

Intelligence

File Origin
# of uploads :
1
# of downloads :
31
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Runs as daemon
Sends data to a server
Connection attempt
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c3d9a28b-939d-4008-ad88-cfba6bfc026c
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1757485
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
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1757485 Sample: Space.x86.elf Startdate: 14/08/2025 Architecture: LINUX Score: 68 24 109.202.202.202, 80 INIT7CH Switzerland 2->24 26 165.22.54.35, 3778, 50722, 50724 DIGITALOCEAN-ASNUS United States 2->26 28 3 other IPs or domains 2->28 30 Malicious sample detected (through community Yara rule) 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 Yara detected Mirai 2->34 36 Sample is packed with UPX 2->36 8 Space.x86.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 Space.x86.elf 8->14         started        16 Space.x86.elf 8->16         started        18 Space.x86.elf 8->18         started        process6 20 Space.x86.elf 14->20         started        22 Space.x86.elf 14->22         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8c03a90160eddd3e972789a26055afa57940dc98b4747280cefce1ad904148ba
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8c03a90160eddd3e972789a26055afa57940dc98b4747280cefce1ad904148ba/
Verdict:
Malicious
Threat:
HEUR:Backdoor.Linux.Mirai
Link:
https://tip.neiki.dev/file/8c03a90160eddd3e972789a26055afa57940dc98b4747280cefce1ad904148ba
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-10 00:55:05 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rqb2sala5xot5fzhrgrgavnpuv4ubxeywr2hfago7tq23ecbjc5a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/250814-zmjf6azns9/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135858-0
YARA:
n/a
Link:
https://app.threat.zone/submission/31add613-f0b5-401c-87d8-9dc92b35f380
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/8c03a90160eddd3e972789a26055afa57940dc98b4747280cefce1ad904148ba

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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 8c03a90160eddd3e972789a26055afa57940dc98b4747280cefce1ad904148ba

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3603327/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3603344/
  
URLhaus
https://urlhaus.abuse.ch/url/3603348/
  
URLhaus
https://urlhaus.abuse.ch/url/3603358/
  
URLhaus
https://urlhaus.abuse.ch/url/3603364/
  
URLhaus
https://urlhaus.abuse.ch/url/3603372/
  
URLhaus
https://urlhaus.abuse.ch/url/3603411/
  
URLhaus
https://urlhaus.abuse.ch/url/3603416/
  
URLhaus
https://urlhaus.abuse.ch/url/3603421/
  
URLhaus
https://urlhaus.abuse.ch/url/3603434/
  
URLhaus
https://urlhaus.abuse.ch/url/3603445/

Comments