MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8e44dbc5a58f8c509c858b7bcf9123669773e316bdeaf32ee84d9e40d9881f71. 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: 8


Intelligence 8 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8e44dbc5a58f8c509c858b7bcf9123669773e316bdeaf32ee84d9e40d9881f71
SHA3-384 hash: 304b8a13353eca14b3555d7261b5cff18a8bb9068f2c872a6d39221a8add0a253e1f4562a9315601397ed52d5ac423bf
SHA1 hash: 75b6e77dd00f916c7f5888c9fee98abeba477520
MD5 hash: 56fe7f734584e5e4fdb972b0be514aa3
humanhash: carpet-west-nine-fillet
File name:gigasex.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:118'876 bytes
First seen:2022-10-04 22:01:43 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 3072:62R3co/mw3jCHuYnkwwI1T4Nrb1AJpha2/B1wDtjoKty8wdO1:6IFPTCnfT4xMpha2peDtjoKty8wdO1
TLSH T1AEC36B17B191C6BAC48352B436CFA6D15823F5F90B22714B77D4BEB43F228C95E1AB81
telfhash t1f6b00121eb906524a6b1da0a6a533e48b46a31e5b0756164299f6101b61c64526d3004
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter r3dbU7z
Tags:elf Ladvix mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
174
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7136029-0
Create hunting rule

Unix.Dropper.Mirai-7139229-0
Create hunting rule

Unix.Dropper.Mirai-7540662-0
Create hunting rule

Unix.Trojan.Mirai-9864781-0
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
anti-debug
Link:
https://www.filescan.io/uploads/633cad5dd089a0c15dd52d8f/reports/8b6fb0fb-036d-440a-864c-80e6fc54d97a/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
15
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/8e44dbc5a58f8c509c858b7bcf9123669773e316bdeaf32ee84d9e40d9881f71
Behaviour
Persistence
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
204.76.203.6:454
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
RHOMBUS
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/fccec3ce-3ad1-4be8-b58c-325a29864f64
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1083655
Signature
Machine Learning detection for dropped file
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to persist itself using cron
Writes identical ELF files to multiple locations
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 716213 Sample: gigasex.x86.elf Startdate: 05/10/2022 Architecture: LINUX Score: 76 103 109.202.202.202, 80 INIT7CH Switzerland 2->103 105 91.189.91.42, 443 CANONICAL-ASGB United Kingdom 2->105 107 91.189.91.43, 443 CANONICAL-ASGB United Kingdom 2->107 115 Malicious sample detected (through community Yara rule) 2->115 117 Multi AV Scanner detection for submitted file 2->117 119 Yara detected Mirai 2->119 121 Machine Learning detection for dropped file 2->121 15 systemd mandb gigasex.x86.elf 2->15         started        19 systemd logrotate 2->19         started        21 systemd install 2->21         started        23 systemd find 2->23         started        signatures3 process4 file5 97 /tmp/fileBZ30Zc, ELF 15->97 dropped 109 Sample tries to persist itself using cron 15->109 25 gigasex.x86.elf fileBZ30Zc 15->25         started        29 logrotate sh 19->29         started        31 logrotate sh 19->31         started        33 logrotate gzip 19->33         started        35 logrotate gzip 19->35         started        signatures6 process7 file8 89 /tmp/file1soRaz, ELF 25->89 dropped 129 Writes identical ELF files to multiple locations 25->129 37 fileBZ30Zc file1soRaz 25->37         started        41 sh invoke-rc.d 29->41         started        43 sh rsyslog-rotate 31->43         started        signatures9 process10 file11 85 /tmp/filedYYor4, ELF 37->85 dropped 125 Writes identical ELF files to multiple locations 37->125 45 file1soRaz filedYYor4 37->45         started        49 invoke-rc.d runlevel 41->49         started        51 invoke-rc.d systemctl 41->51         started        53 invoke-rc.d ls 41->53         started        55 invoke-rc.d systemctl 41->55         started        57 rsyslog-rotate systemctl 43->57         started        signatures12 process13 file14 95 /tmp/fileIZCmYr, ELF 45->95 dropped 135 Writes identical ELF files to multiple locations 45->135 59 filedYYor4 fileIZCmYr 45->59         started        signatures15 process16 file17 91 /tmp/fileixwU9N, ELF 59->91 dropped 131 Writes identical ELF files to multiple locations 59->131 63 fileIZCmYr fileixwU9N 59->63         started        signatures18 process19 file20 99 /tmp/fileqtlPjT, ELF 63->99 dropped 111 Writes identical ELF files to multiple locations 63->111 67 fileixwU9N fileqtlPjT 63->67         started        signatures21 process22 file23 83 /tmp/fileNvDrme, ELF 67->83 dropped 123 Writes identical ELF files to multiple locations 67->123 71 fileqtlPjT fileNvDrme 67->71         started        signatures24 process25 file26 87 /tmp/filegkmkCH, ELF 71->87 dropped 127 Writes identical ELF files to multiple locations 71->127 75 fileNvDrme filegkmkCH 71->75         started        signatures27 process28 file29 93 /tmp/fileMeQGq2, ELF 75->93 dropped 133 Writes identical ELF files to multiple locations 75->133 79 filegkmkCH fileMeQGq2 75->79         started        signatures30 process31 file32 101 /tmp/fileqsufzx, ELF 79->101 dropped 113 Writes identical ELF files to multiple locations 79->113 signatures33
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8e44dbc5a58f8c509c858b7bcf9123669773e316bdeaf32ee84d9e40d9881f71/
Threat name:
Linux.Trojan.Ladvix
Create hunting rule
Status:
Malicious
First seen:
2022-10-04 02:37:40 UTC
File Type:
ELF64 Little (SO)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rzcnxrnfr6gfbhefrn547ejdm2lxhyywxxvpglxijwpebwmid5yq._file
Result
Malware family:
gafgyt
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Score:
  10/10
Tags:
family:gafgyt linux persistence
Link:
https://tria.ge/reports/221004-1xscgscfe9/
Behaviour
Reads runtime system information
Writes file to tmp directory
Creates/modifies Cron job
Writes file to system bin folder
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:elf_bashlite_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects elf.bashlite.
Rule name:myMirai
Create hunting rule
Description:Mirai

File information

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

Web download

Mirai

elf 8e44dbc5a58f8c509c858b7bcf9123669773e316bdeaf32ee84d9e40d9881f71

(this sample)

  
Delivery method
Distributed via web download

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