MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c3587f3fa592b92aca485481adf148d3a3a5ceae467bdd00b2f6261cc2572a6e. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c3587f3fa592b92aca485481adf148d3a3a5ceae467bdd00b2f6261cc2572a6e
SHA3-384 hash: 4b5711d003cb057c8106f2db33528ea2c1aa9f0afcb9447c83790438828dec91e35f5881ba98d31616209800ec24e114
SHA1 hash: 19a9cf5541d3a6721997479dbc4751a2d0a9bde3
MD5 hash: e7551429dc2041747a0db276b0f93513
humanhash: magazine-mockingbird-massachusetts-pip
File name:rep.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:40'004 bytes
First seen:2025-08-01 12:34:50 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:W79jPaCW0s4uMnw4j/9d3gMWamHokTsk6MgnbcuyD7UoUR/:WhjPWKd3gfScgnouy8t
TLSH T1DC03F113E62F4D85E80F607C0AEA68450CA2F19DC55652E2FACCB237316DB942D5CDD6
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
28
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-10028259-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Opens a port
Kills processes
DNS request
Collects information on the CPU
Runs as daemon
Creating a file
Sends data to a server
Connection attempt
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/688cb4a432e61090868a2c9a/reports/1f5efc36-19fc-47d8-8e03-8ff5be6908a2/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
x86
Packer:
custom
Botnet:
unknown
Number of open files:
18
Number of processes launched:
5
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/c3587f3fa592b92aca485481adf148d3a3a5ceae467bdd00b2f6261cc2572a6e
Behaviour
Anti-VM
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/d795e569-f74b-49a0-9d5c-2c7674c956b6
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1748451
Signature
Connects to many ports of the same IP (likely port scanning)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1748451 Sample: rep.x86.elf Startdate: 01/08/2025 Architecture: LINUX Score: 80 25 160.65.3.114, 23 WOODYNET-2US United States 2->25 27 66.217.44.16, 23 WINDSTREAMUS United States 2->27 29 99 other IPs or domains 2->29 33 Malicious sample detected (through community Yara rule) 2->33 35 Multi AV Scanner detection for submitted file 2->35 37 Yara detected Mirai 2->37 39 Connects to many ports of the same IP (likely port scanning) 2->39 8 rep.x86.elf 2->8         started        10 gdm3 Default 2->10         started        12 gdm3 Default 2->12         started        14 17 other processes 2->14 signatures3 process4 process5 16 rep.x86.elf 8->16         started        process6 18 rep.x86.elf 16->18         started        21 rep.x86.elf 16->21         started        23 rep.x86.elf 16->23         started        signatures7 31 Sample tries to kill multiple processes (SIGKILL) 18->31
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c3587f3fa592b92aca485481adf148d3a3a5ceae467bdd00b2f6261cc2572a6e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c3587f3fa592b92aca485481adf148d3a3a5ceae467bdd00b2f6261cc2572a6e/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-07-31 02:29:30 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ynmh6p5fsk4svssiksa234ki2or2ltvoiz552afs6ytbzqsxfjxa._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery linux rootkit
Link:
https://tria.ge/reports/250801-psmqnaap7z/
Behaviour
Loads a kernel module
Contacts a large (28514) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-10028259-0
YARA:
n/a
Link:
https://app.threat.zone/submission/acdcf346-3a8f-4151-b7ac-a4c14d91209d
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/c3587f3fa592b92aca485481adf148d3a3a5ceae467bdd00b2f6261cc2572a6e

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: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_antiunpack_elf32
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:UPX Anti-Unpacking technique to magic renamed for ELF32

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

sh b88ffa62841d5b5d82135a133c2e6e5c568aa5fccd98a63ba5f44ad56ffeb133

Mirai

elf c3587f3fa592b92aca485481adf148d3a3a5ceae467bdd00b2f6261cc2572a6e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3594236/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3594377/
  
Dropped by
SHA256 b88ffa62841d5b5d82135a133c2e6e5c568aa5fccd98a63ba5f44ad56ffeb133
  
Dropped by
MD5 30d74f73d7f2a30f628a6c3d2391747f
  
URLhaus
https://urlhaus.abuse.ch/url/3594260/

Comments