MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 521aff2d7fef190eefdbef224d098348852954f53119cfd678f4168201ed6ef6. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 521aff2d7fef190eefdbef224d098348852954f53119cfd678f4168201ed6ef6
SHA3-384 hash: 2f8e56abc79d41afaa3d13410b0da4a394a09785472b8604e992783d7421ad9a9427b35d0a7ba36990e27f7cc556fa55
SHA1 hash: 214c0aa95fa084ac57cf72e4515473e806dc5c3b
MD5 hash: a4d1268e3bf0f3dfe64e892142112a31
humanhash: butter-lamp-eighteen-juliet
File name:sora.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:48'696 bytes
First seen:2022-05-04 21:50:04 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:aK7y1XGO1LCNgukEkvwtqPnH7u83nc0iFOV9q3UELWt/iw+kvBGg6+fYtrBHp:E12O1LCNguovDPH7Tcr/LWhiw+kvBGgQ
TLSH T10123F1032093BA03E03458FA4162CCDDB65EA7BDB2BE77A725440E154C75DA3ECB18AD
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter tolisec
Tags:mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
225
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-8026838-0
Create hunting rule

Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
anti-debug
Link:
https://www.filescan.io/uploads/6272f51662b1ae4451d7b062/reports/ff519708-35f0-4940-91e3-4f6317ee9320/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
45.95.169.124:80/bins
Number of open files:
31
Number of processes launched:
10
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/521aff2d7fef190eefdbef224d098348852954f53119cfd678f4168201ed6ef6
Behaviour
Process Renaming
Information Gathering
Botnet C2s
TCP botnet C2(s):
45.95.169.124:1312
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6e980c53-2254-47a4-a247-17dfa0cafaf2
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/988102
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 620599 Sample: sora.arm7 Startdate: 04/05/2022 Architecture: LINUX Score: 64 68 155.89.120.204 movicel-asAO Angola 2->68 70 198.238.82.164 WA-STATE-GOVUS United States 2->70 72 98 other IPs or domains 2->72 74 Multi AV Scanner detection for submitted file 2->74 76 Yara detected Mirai 2->76 78 Uses known network protocols on non-standard ports 2->78 80 Sample is packed with UPX 2->80 10 systemd logrotate 2->10         started        12 sora.arm7 2->12         started        14 systemd install 2->14         started        16 2 other processes 2->16 signatures3 process4 process5 18 logrotate sh 10->18         started        20 logrotate sh 10->20         started        22 logrotate gzip 10->22         started        24 logrotate gzip 10->24         started        26 sora.arm7 12->26         started        28 sora.arm7 12->28         started        30 sora.arm7 12->30         started        process6 32 sh invoke-rc.d 18->32         started        34 sh rsyslog-rotate 20->34         started        36 sora.arm7 26->36         started        38 sora.arm7 26->38         started        40 sora.arm7 28->40         started        42 sora.arm7 28->42         started        44 sora.arm7 28->44         started        process7 46 invoke-rc.d runlevel 32->46         started        48 invoke-rc.d systemctl 32->48         started        50 invoke-rc.d ls 32->50         started        52 invoke-rc.d systemctl 32->52         started        54 rsyslog-rotate systemctl 34->54         started        56 sora.arm7 36->56         started        58 sora.arm7 36->58         started        60 sora.arm7 36->60         started        62 2 other processes 40->62 process8 64 sora.arm7 56->64         started        66 sora.arm7 56->66         started       
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/521aff2d7fef190eefdbef224d098348852954f53119cfd678f4168201ed6ef6/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2022-05-04 21:51:06 UTC
File Type:
ELF32 Little (Exe)
AV detection:
17 of 25 (68.00%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery linux
Link:
https://tria.ge/reports/220504-1qgbmsegb3/
Behaviour
Reads runtime system information
Reads system network configuration
Enumerates active TCP sockets
Contacts a large (173529) amount of remote hosts
Creates a large amount of network flows
Modifies the Watchdog daemon
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/521aff2d7fef190eefdbef224d098348852954f53119cfd678f4168201ed6ef6

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
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research

File information

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

Web download

Mirai

elf 521aff2d7fef190eefdbef224d098348852954f53119cfd678f4168201ed6ef6

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2178650/
  
Delivery method
Distributed via web download

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