MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 be66a4e573d961b43c3b397b2cdd2eb78a81825e69cc06b6b019074879ff427f. 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 5 File information Comments 1
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: be66a4e573d961b43c3b397b2cdd2eb78a81825e69cc06b6b019074879ff427f
SHA3-384 hash: e8cbfae1a5d11c7301f517cd7f0664cb2935e6a6d6c5d57d3845e4fc83a612ede4abb38b96aa6342ce6c87c75a00ee0a
SHA1 hash: 53daa312793df0e33f2e31257feac0b77e129b89
MD5 hash: 34f3ddc1386b0c0bca7a738ccef54449
humanhash: undress-crazy-seven-high
File name:34f3ddc1386b0c0bca7a738ccef54449
Download: download sample
Signature Mirai
Create hunting rule
File size:101'792 bytes
First seen:2022-07-29 20:42:30 UTC
Last seen:2022-07-30 19:41:02 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:chefMQGyOjAbK9c+WkdR+MHDF4djWe9K+er0FS9llIRevVrARINSNEc6812t:1jOjd9cUHRwWEK+ZAxvVrARASecF1W
TLSH T198A3B90E3E318F7CFFE9823547B79916964C379A36D1C585D09CE6012EB024A742FB69
telfhash t121013c5c883412f5db365da96badfe76e05130df46229e374d10fc9e6a1ed419e00c1c
Reporter zbetcheckin
Tags:32 elf mips mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
245
Origin country :
n/a
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7135890-0
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Unix.Trojan.Mirai-7135916-0
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Unix.Dropper.Mirai-7135939-0
Create hunting rule

Unix.Dropper.Mirai-7136025-0
Create hunting rule

Unix.Dropper.Mirai-7136035-0
Create hunting rule

Unix.Trojan.Mirai-9371011-0
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Unix.Trojan.Mirai-9881364-0
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Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug mirai obfuscated
Link:
https://www.filescan.io/uploads/62e446776336465f2af4eff3/reports/3231b4a9-6e59-46a1-b577-e63ed762d528/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
2
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/be66a4e573d961b43c3b397b2cdd2eb78a81825e69cc06b6b019074879ff427f
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
204.76.203.168:6281
UDP botnet C2(s):
not identified
Malware family:
Mirai
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/fe7b6e6d-8cc1-4d90-bf5f-e678efee8db5
Result
Threat name:
Mirai
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Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1043352
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample deletes itself
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/be66a4e573d961b43c3b397b2cdd2eb78a81825e69cc06b6b019074879ff427f/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2022-07-29 20:43:07 UTC
File Type:
ELF32 Big (Exe)
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xztkjzlt3fq3ipb3hf5szxjow6fidas6nhgannvqdeduq6p7ij7q._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
discovery
Link:
https://tria.ge/reports/220729-zhj7wschc5/
Behaviour
Writes file to tmp directory
Creates a large amount of network flows
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Mirai
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/be66a4e573d961b43c3b397b2cdd2eb78a81825e69cc06b6b019074879ff427f

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:linux_generic_ipv6_catcher
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Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:MAL_ELF_LNX_Mirai_Oct10_2
Create hunting rule
Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_2_RID2F3A
Create hunting rule
Author:Florian Roth
Description:Detects ELF malware Mirai related
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
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 be66a4e573d961b43c3b397b2cdd2eb78a81825e69cc06b6b019074879ff427f

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/2262709/

Comments


Avatar
zbet commented on 2022-07-29 20:42:33 UTC

url : hxxp://204.76.203.168/5311qjmikurawepedalnqmashrabotatuk61119123c/infn.mips