MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e4b7a7765c33ece59499094e60c3deef90ea6661cb42af35204cb52a29bdef11. 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: e4b7a7765c33ece59499094e60c3deef90ea6661cb42af35204cb52a29bdef11
SHA3-384 hash: dbd601a3d38d30f1544d24d8bcb679aca361a35259ad7d9569a8173376b8750ccf84b3ea5eeceb437d15195c07c0ee61
SHA1 hash: fe1d6537c964bb49606e475ce42ca265c1f96772
MD5 hash: 37ab5d658ebdcca0a739aa727e0d3559
humanhash: two-table-jupiter-network
File name:mirai.arm7
Download: download sample
Signature Mirai
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File size:134'572 bytes
First seen:2022-04-15 23:00:26 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:f0DvinprSHrDqtVGDB3RJxQds/neqfasb2mKM/9M/zrr:f0DvinprSHrDeGDJxQds/eqfb2vM/9Mz
TLSH T105D34B46FB418F13C4D617BAF9AF424933229B94E3EB730649285FB43F8666E0E53905
telfhash t1dd211d716b2195266ea0cd9088eca7b2512c97072349df33cf31849c24140aeea3ac4f
Reporter tolisec
Tags:mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
272
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
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SecuriteInfo.com.Linux.Mirai-61.UNOFFICIAL
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Unix.Dropper.Mirai-7135925-0
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Unix.Dropper.Mirai-7136035-0
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Unix.Trojan.Mirai-7664263-0
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Unix.Trojan.Mirai-9760303-0
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Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
mirai obfuscated
Link:
https://www.filescan.io/uploads/6259f92fffe27d5119dfc576/reports/cf4a01d6-69d6-434c-9168-f61eda7afcc8/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
87.121.117.66:80
Number of open files:
0
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/e4b7a7765c33ece59499094e60c3deef90ea6661cb42af35204cb52a29bdef11
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
87.121.117.66:61231
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Mirai
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6d3cef72-8901-4e6f-86c9-7d00d85e078e
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/977552
Signature
Contains symbols with names commonly found in malware
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 610039 Sample: mirai.arm7 Startdate: 16/04/2022 Architecture: LINUX Score: 60 47 Multi AV Scanner detection for submitted file 2->47 49 Yara detected Mirai 2->49 51 Contains symbols with names commonly found in malware 2->51 9 systemd logrotate 2->9         started        11 systemd mandb mirai.arm7 2->11         started        13 systemd install 2->13         started        15 systemd find 2->15         started        process3 process4 17 logrotate sh 9->17         started        19 logrotate sh 9->19         started        21 logrotate gzip 9->21         started        23 logrotate gzip 9->23         started        25 mirai.arm7 11->25         started        process5 27 sh invoke-rc.d 17->27         started        29 sh rsyslog-rotate 19->29         started        31 mirai.arm7 25->31         started        process6 33 invoke-rc.d runlevel 27->33         started        35 invoke-rc.d systemctl 27->35         started        37 invoke-rc.d ls 27->37         started        39 invoke-rc.d systemctl 27->39         started        41 rsyslog-rotate systemctl 29->41         started        43 mirai.arm7 31->43         started        process7 45 mirai.arm7 43->45         started       
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e4b7a7765c33ece59499094e60c3deef90ea6661cb42af35204cb52a29bdef11/
Threat name:
Linux.Trojan.Mirai
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Status:
Malicious
First seen:
2022-04-15 23:01:06 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 26 (57.69%)
Threat level:
  5/5
Result
Malware family:
mirai
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Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/220415-2zh29sfef8/
Behaviour
Unexpected DNS network traffic destination
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/e4b7a7765c33ece59499094e60c3deef90ea6661cb42af35204cb52a29bdef11

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_XORed_Mozilla
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:unixredflags3
Create hunting rule
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 e4b7a7765c33ece59499094e60c3deef90ea6661cb42af35204cb52a29bdef11

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2149771/
  
Delivery method
Distributed via web download

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