MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cf07598fc9cb12d78a404bcf50ba6c0545556c15a3abde2bddeb121da4eb22b4. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cf07598fc9cb12d78a404bcf50ba6c0545556c15a3abde2bddeb121da4eb22b4
SHA3-384 hash: 0b62fa2d1f1241c81400f0ba4636cdc6790c33e4b5454a88e115983e4fdf30ab6167c066b4378bf450f55fd48e047ec5
SHA1 hash: da6a57b908499995d39d46f8479f93fb1cadede4
MD5 hash: 866d959fbc6c10affff5106e853490ba
humanhash: tango-sodium-mountain-timing
File name:yakov.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:54'496 bytes
First seen:2025-03-03 15:51:56 UTC
Last seen:2025-03-03 16:36:32 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:nd/FvW4H8SfaDY34bUaewmI151HXe8JL3yAlJZ+rb:nRFrHdfaDYIYaewmye8JLzyb
TLSH T164330253BF2BBA478DF21FB026979153181457AD93DFD682022B8817B580341F5BDB17
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

Intelligence

File Origin
# of uploads :
2
# of downloads :
90
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Siggen.9999.25809.24564.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67c5d122c8d04e92a4beb879linux22vpnfull_triage
Tags:
mirai
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/67c5d0353c5f644bd940827f/reports/df9bf2ef-5daa-4788-9c94-3c13d5636e56/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:
3
Processes remaning?
false
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/cf07598fc9cb12d78a404bcf50ba6c0545556c15a3abde2bddeb121da4eb22b4
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/85fdd851-f7d9-49b6-b830-89f5911652fb
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1628206
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: 1628206 Sample: yakov.arm7.elf Startdate: 03/03/2025 Architecture: LINUX Score: 68 16 109.95.8.65 WEBCLASSITRO Romania 2->16 18 37.183.62.8 VODAFONE-IT-ASNIT Italy 2->18 20 98 other IPs or domains 2->20 22 Malicious sample detected (through community Yara rule) 2->22 24 Multi AV Scanner detection for submitted file 2->24 26 Yara detected Mirai 2->26 28 Sample is packed with UPX 2->28 8 yakov.arm7.elf 2->8         started        signatures3 process4 process5 10 yakov.arm7.elf 8->10         started        process6 12 yakov.arm7.elf 10->12         started        14 yakov.arm7.elf 10->14         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/cf07598fc9cb12d78a404bcf50ba6c0545556c15a3abde2bddeb121da4eb22b4
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cf07598fc9cb12d78a404bcf50ba6c0545556c15a3abde2bddeb121da4eb22b4/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-03 15:52:15 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=z4dvtd6jzmjnpcsajphvbotmavcvk3avuov54k655mjb3jhlek2a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/250303-ta7eka1r14/
Behaviour
Reads runtime system information
Modifies Watchdog functionality
Contacts a large (20455) amount of remote hosts
Creates a large amount of network flows
Mirai
Mirai family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/88f08109-35d2-4fec-a6a3-0c2f8b29ec19
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: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 cf07598fc9cb12d78a404bcf50ba6c0545556c15a3abde2bddeb121da4eb22b4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3463855/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3464320/

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