MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 18fcec273069341e4deed829e4459382949b4e91a49ee94955cd2a3abc2503bc. 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: 7


Intelligence 7 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 18fcec273069341e4deed829e4459382949b4e91a49ee94955cd2a3abc2503bc
SHA3-384 hash: 02e3c0bf4a385da9998de90bc55d434857a195a615ca509252042f08db51f3f117be90bf89ecd12492fe28cf798ad075
SHA1 hash: 3facd531e1ddf37b773ec2f80fc0429dce239f6d
MD5 hash: cfe65a4fdf00761557a8bb12a8fbd628
humanhash: helium-twelve-florida-pennsylvania
File name:cfe65a4fdf00761557a8bb12a8fbd628
Download: download sample
Signature Mirai
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File size:83'316 bytes
First seen:2022-01-25 11:34:27 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:fPSA41Ovvq6LwuDnEf6fNM52VttFtj5kup:fpMOvy6LwuTEifN8oFR5p
TLSH T1E5836D26FE661D2BC5C8617B61F74322F1F6534A20B8861A7DB10D8DBF24A4036277F6
Reporter zbetcheckin
Tags:32 elf mirai sparc

Intelligence

File Origin
# of uploads :
1
# of downloads :
150
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Unix.Dropper.Mirai-7136029-0
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Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug bash.exe csi.exe remote.exe
Link:
https://www.filescan.io/uploads/61efe07d0f8c757253e6ceef/reports/365aa5f0-9ce4-48fb-8951-ed3b16e97907/overview
Result
Verdict:
MALICIOUS
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/cf532163-2064-4344-a677-d893614cfdbf
Result
Threat name:
Mirai
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Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/927024
Signature
Deletes all firewall rules
Deletes security-related log files
Sample deletes itself
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Tries to stop the "iptables" service
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 559500 Sample: uVZuoZ6LRI Startdate: 25/01/2022 Architecture: LINUX Score: 76 74 156.234.199.251 XIAOZHIYUN1-AS-APICIDCNETWORKUS Seychelles 2->74 76 185.156.114.131 XFIBER-ASNO Norway 2->76 78 98 other IPs or domains 2->78 80 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->80 82 Yara detected Mirai 2->82 84 Uses known network protocols on non-standard ports 2->84 13 uVZuoZ6LRI 2->13         started        signatures3 process4 process5 15 uVZuoZ6LRI 13->15         started        17 uVZuoZ6LRI 13->17         started        19 uVZuoZ6LRI 13->19         started        21 uVZuoZ6LRI 13->21         started        process6 23 uVZuoZ6LRI 15->23         started        process7 25 uVZuoZ6LRI 23->25         started        process8 27 uVZuoZ6LRI sh 25->27         started        29 uVZuoZ6LRI sh 25->29         started        31 uVZuoZ6LRI sh 25->31         started        33 10 other processes 25->33 process9 35 sh service systemctl 27->35         started        38 sh rm 29->38         started        40 sh rm 31->40         started        42 sh iptables 33->42         started        44 sh service systemctl 33->44         started        46 sh rm 33->46         started        48 7 other processes 33->48 signatures10 86 Tries to stop the "iptables" service 35->86 50 service 35->50         started        52 service basename 35->52         started        54 service basename 35->54         started        56 service systemctl 35->56         started        88 Sample deletes itself 38->88 90 Deletes security-related log files 40->90 92 Deletes all firewall rules 42->92 58 service 44->58         started        60 service basename 44->60         started        62 service basename 44->62         started        64 service systemctl 44->64         started        process11 process12 66 service systemctl 50->66         started        68 service sed 50->68         started        70 service systemctl 58->70         started        72 service sed 58->72         started       
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/18fcec273069341e4deed829e4459382949b4e91a49ee94955cd2a3abc2503bc/
Threat name:
Linux.Trojan.Mirai
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Status:
Malicious
First seen:
2022-01-25 11:35:09 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 28 (57.14%)
Threat level:
  5/5
Result
Malware family:
mirai
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Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/220125-np6tpafdc7/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/18fcec273069341e4deed829e4459382949b4e91a49ee94955cd2a3abc2503bc

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:unixredflags3
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Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags

File information

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

Web download

Mirai

elf 18fcec273069341e4deed829e4459382949b4e91a49ee94955cd2a3abc2503bc

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2004821/

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