MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 71ba495e1d1a82de139b103815b8653f70636167bd6a48c80391e35c891868d7. 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: 71ba495e1d1a82de139b103815b8653f70636167bd6a48c80391e35c891868d7
SHA3-384 hash: 23d42397988f058d7dff3755e0a971f1acbdbfc42bad0e611d4cdd82a570b81b5a70bf9503c306e1870793bb17de4491
SHA1 hash: 7fbcf4b84f0ae1f22d7e051a2a862f79e61e99f1
MD5 hash: 8a12a77592758ecb39941806c08da7af
humanhash: may-grey-fanta-alaska
File name:arm
Download: download sample
Signature Mirai
Create hunting rule
File size:92'592 bytes
First seen:2025-03-26 22:17:27 UTC
Last seen:2025-03-27 20:47:10 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:DvBLrEvhkS20YwkhuzLgYEYdeqGKzQ6L8g3MfA7lfRetOLmULSENvwoJZwUiqAFB:bBLrEvhkl0YwE4LgYEYdDH5e2RetOLm3
TLSH T1D1932899B8918E52C2C146BBFF1F838C772613E8E2DA7203D9255F2437CB5660E7B152
telfhash t11701dd85af1406d83be0331287cc652225d53acf76153866a7a29f07d187bd0f01b036
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
27
# of downloads :
89
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Mirai-9951089-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67e47d31cb6d38a89f3e8358linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
expand lolbin remote
Link:
https://www.filescan.io/uploads/67e47d28f274bf2d8e243ae6/reports/0881ac0c-5b7d-4763-ad66-6802086c748f/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
true
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
93
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/71ba495e1d1a82de139b103815b8653f70636167bd6a48c80391e35c891868d7
Behaviour
Anti-VM
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
UNKNOWN
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b5b760c1-0051-445e-85e0-4086267b8865
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1649582
Signature
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1649582 Sample: arm.elf Startdate: 26/03/2025 Architecture: LINUX Score: 60 12 daisy.ubuntu.com 2->12 14 Multi AV Scanner detection for submitted file 2->14 16 Yara detected Mirai 2->16 7 arm.elf 2->7         started        signatures3 process4 signatures5 18 Sample reads /proc/mounts (often used for finding a writable filesystem) 7->18 10 arm.elf 7->10         started        process6
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/71ba495e1d1a82de139b103815b8653f70636167bd6a48c80391e35c891868d7
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/71ba495e1d1a82de139b103815b8653f70636167bd6a48c80391e35c891868d7/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-03-26 22:18:16 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=og5esxq5dkbn4e43ca4blodfh5yggylhxvversadshrvzciyndlq._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
credential_access discovery
Link:
https://tria.ge/reports/250326-172c5swmy5/
Behaviour
Reads runtime system information
Changes its process name
Reads process memory
Enumerates running processes
Renames itself
Unexpected DNS network traffic destination
Contacts a large (31535) amount of remote hosts
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/71ba495e1d1a82de139b103815b8653f70636167bd6a48c80391e35c891868d7

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:Linux_Generic_Threat_e9aef030
Create hunting rule
Author:Elastic Security
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 71ba495e1d1a82de139b103815b8653f70636167bd6a48c80391e35c891868d7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3469535/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3469433/
  
URLhaus
https://urlhaus.abuse.ch/url/3468988/
  
URLhaus
https://urlhaus.abuse.ch/url/3469528/
  
URLhaus
https://urlhaus.abuse.ch/url/3491994/

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