MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a50d308eabb6f68fa21d77681c54d15eb67054bed54b4f7fe3cae1f12319a4c. 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: 10


Intelligence 10 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6a50d308eabb6f68fa21d77681c54d15eb67054bed54b4f7fe3cae1f12319a4c
SHA3-384 hash: 79a1028e6c9f13f2035dd8a0e151d4f73b124551377de7f4b9bbe440c7d1895629afc9c45767447982e58d83f4dd7552
SHA1 hash: 1bead69c750c9cc5ab51f9f246e8fb68599ed892
MD5 hash: f5378c2e9d33ef3a03f36d964dece140
humanhash: quiet-iowa-east-massachusetts
File name:kt6
Download: download sample
Signature Mirai
Create hunting rule
File size:75'760 bytes
First seen:2025-05-09 04:49:01 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:SF6GALnQOkao5KPbUcdRszUzJSoXKLk+vxK9HDLi:rdDY5KDldR/z0Zs9HPi
TLSH T1D8731245AAC2DEB2C6014237C5674D0CAC5E2E3AF167F5B0D68E894C96338DF94FE582
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 :
1
# of downloads :
112
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
82.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=681d898f6c95617a27b63036linux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Sends data to a server
Opens a port
Receives data from a server
Runs as daemon
Substitutes an application name
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
mirai packed upx
Link:
https://www.filescan.io/uploads/681d89450b64e174c41f005c/reports/f7179e1e-ce2e-4314-b506-dbaf85ce343e/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
1
Number of processes launched:
61
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/6a50d308eabb6f68fa21d77681c54d15eb67054bed54b4f7fe3cae1f12319a4c
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2bf638b0-7db1-4a3a-8873-ba799264271e
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1685072
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sends malformed DNS queries
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1685072 Sample: kt6.elf Startdate: 09/05/2025 Architecture: LINUX Score: 80 20 787892.dynv6.net. [malformed] 2->20 22 65.222.202.53, 80 CAPEREGIONALHEALTHSYSTEMUS United States 2->22 24 2 other IPs or domains 2->24 26 Malicious sample detected (through community Yara rule) 2->26 28 Multi AV Scanner detection for submitted file 2->28 30 Yara detected Mirai 2->30 32 Sample is packed with UPX 2->32 8 kt6.elf 2->8         started        signatures3 34 Sends malformed DNS queries 20->34 process4 process5 10 kt6.elf 8->10         started        process6 12 kt6.elf 10->12         started        14 kt6.elf 10->14         started        16 kt6.elf 10->16         started        18 24 other processes 10->18
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/6a50d308eabb6f68fa21d77681c54d15eb67054bed54b4f7fe3cae1f12319a4c
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6a50d308eabb6f68fa21d77681c54d15eb67054bed54b4f7fe3cae1f12319a4c/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-05-09 04:49:11 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 23 (65.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=njingchkxnxwr6rb253idrkncxvwobkl5vklj576hsxb6errtjga._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:mirai botnet discovery upx
Link:
https://tria.ge/reports/250509-ffqr4shp31/
Behaviour
Reads runtime system information
Changes its process name
Mirai
Mirai family
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/6a50d308eabb6f68fa21d77681c54d15eb67054bed54b4f7fe3cae1f12319a4c

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
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf 6a50d308eabb6f68fa21d77681c54d15eb67054bed54b4f7fe3cae1f12319a4c

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3531152/
  
Delivery method
Distributed via web download

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