MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c3b6867abbae0194e93022bb952621ac8efe5c5ddeb001c7b82a13cd476dda3. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8c3b6867abbae0194e93022bb952621ac8efe5c5ddeb001c7b82a13cd476dda3
SHA3-384 hash: f2f4e791518ab34ea17e2ac33ad84bb88d6f6ab5fb4be5ed969bf7414507640e5b6c71dc7ccf41dd1379fefaf0ff8788
SHA1 hash: f4146ca09733a6f04208ce21dc677051b0227d70
MD5 hash: 04328873df5b9afe6d66ec7fcc18bab4
humanhash: friend-island-crazy-red
File name:sora.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:48'612 bytes
First seen:2025-05-10 10:36:44 UTC
Last seen:2025-05-11 13:19:30 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:lK7y1XGO1LCNgukEkvwtqPnH7u83nc0iFdhnf9q3UEL3wJFcKRpXn6YXBcNdNRl6:N12O1LCNguovDPH7Tcrv8LAJ1RNB6rNe
TLSH T1A723F13334ABD652AC30447AA16249CD72024B7EF5EBF7B349445E950034F63B8F21AD
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 elfdigest
Tags:mirai UPX
File size (compressed) :48'612 bytes
File size (de-compressed) :128'880 bytes
Format:linux/arm
Unpacked file: abea567f481b43a57c465694140be9a7dac8bb16879100424342a156f0eae10e

Intelligence

File Origin
# of uploads :
9
# of downloads :
86
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-8026838-0
Create hunting rule

Verdict:
Clean
Score:
84.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=681f2de1e16384d6a7036874linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Receives data from a server
Runs as daemon
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade mirai packed upx
Link:
https://www.filescan.io/uploads/681f2c58d95f3e34e965c426/reports/ac579e5d-09dd-4eee-a842-782616931051/overview
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e5c35157-d920-439a-9e00-f8dea0af71f8
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1686663
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Uses known network protocols on non-standard ports
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1686663 Sample: sora.arm6.elf Startdate: 10/05/2025 Architecture: LINUX Score: 56 42 207.87.108.164 XO-AS15US United States 2->42 44 64.2.164.83 XO-AS15US United States 2->44 46 99 other IPs or domains 2->46 48 Multi AV Scanner detection for submitted file 2->48 50 Uses known network protocols on non-standard ports 2->50 52 Sample is packed with UPX 2->52 10 sora.arm6.elf 2->10         started        signatures3 process4 process5 12 sora.arm6.elf 10->12         started        14 sora.arm6.elf 10->14         started        16 sora.arm6.elf 10->16         started        process6 18 sora.arm6.elf 12->18         started        20 sora.arm6.elf 12->20         started        22 sora.arm6.elf 14->22         started        24 sora.arm6.elf 14->24         started        26 sora.arm6.elf 14->26         started        process7 28 sora.arm6.elf 18->28         started        30 sora.arm6.elf 18->30         started        32 sora.arm6.elf 18->32         started        34 sora.arm6.elf 22->34         started        36 sora.arm6.elf 22->36         started        process8 38 sora.arm6.elf 28->38         started        40 sora.arm6.elf 28->40         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8c3b6867abbae0194e93022bb952621ac8efe5c5ddeb001c7b82a13cd476dda3
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8c3b6867abbae0194e93022bb952621ac8efe5c5ddeb001c7b82a13cd476dda3/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-05-10 10:37:14 UTC
File Type:
ELF32 Little (Exe)
AV detection:
28 of 37 (75.68%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rq5wqz5lxlqbstutaiv3sutcdleo7zof3xvqahd3qkqtzvdw3wrq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:sora botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/250510-mnwfwsyjy6/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Modifies Watchdog functionality
Contacts a large (170341) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/8c3b6867abbae0194e93022bb952621ac8efe5c5ddeb001c7b82a13cd476dda3

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 8c3b6867abbae0194e93022bb952621ac8efe5c5ddeb001c7b82a13cd476dda3

(this sample)

Mirai

elf abea567f481b43a57c465694140be9a7dac8bb16879100424342a156f0eae10e

  
URLhaus
https://urlhaus.abuse.ch/url/3540409/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 abea567f481b43a57c465694140be9a7dac8bb16879100424342a156f0eae10e
  
Dropping
MD5 e268ec023138873c33b2da986992ee9c

Comments