MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 db8349e21e4a6c52de6f724df4b08f3b709b50274763ec69fc93674d822f3df8. 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: db8349e21e4a6c52de6f724df4b08f3b709b50274763ec69fc93674d822f3df8
SHA3-384 hash: 49d230dfbc556a98ecc44591193de5be4b984d85d1e86eee40414f52785e11b0a2c3e50049e7ea14357d86e34cef5241
SHA1 hash: 0f934e56407e2449aa95822892dd59aa10ac277a
MD5 hash: 2ec676c69dd2880c79567c414b6a91ac
humanhash: network-low-eleven-crazy
File name:x86
Download: download sample
Signature Mirai
Create hunting rule
File size:42'212 bytes
First seen:2025-12-03 23:58:55 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:+W5s9FFYUfQeTQuZCNobBH+yCFjY+trPJoVTJH8nbcuyD7UHQRjE:Ecgz96eWrPiVTOnouy8Hy4
TLSH T14213F14532671D6AE74F023809DBAF8F6C30C40A519880B8F788F7F7C404B75B62A6E6
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 UPX
File size (compressed) :42'212 bytes
File size (de-compressed) :95'572 bytes
Format:linux/i386
Unpacked file: f39aaa679217272e6a14357ce966226f58d73ed3388b075d04be1a5317a88171

Intelligence

File Origin
# of uploads :
1
# of downloads :
24
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/3819614b-ef7c-4eb8-aeed-6533de8d3ec8/
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
DNS request
Changes access rights for a written file
Sets a written file as executable
Runs as daemon
Receives data from a server
Creating a file
Opens a port
Changes access rights for a file
Deleting a recently created file
Sends data to a server
Launching a process
Removes directories
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/6930ced5bba50eaf0420074f/reports/6fa7d22c-2164-4ef9-accc-b6e9b6920652/overview
Result
Gathering data
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0d00d25e-ffbf-43d9-8f4b-bf51a2f7350b
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1825963
Signature
Deletes system log files
Malicious sample detected (through community Yara rule)
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1825963 Sample: x86.elf Startdate: 04/12/2025 Architecture: LINUX Score: 68 34 151.242.30.13, 12121, 60864, 60866 RASANAIR Iran (ISLAMIC Republic Of) 2->34 36 daisy.ubuntu.com 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Multi AV Scanner detection for submitted file 2->40 42 Sample is packed with UPX 2->42 8 x86.elf 2->8         started        11 python3.8 dpkg 2->11         started        signatures3 process4 file5 32 /usr/local/bin/infinitd, ELF 8->32 dropped 13 x86.elf 8->13         started        15 x86.elf 8->15         started        17 x86.elf sh 8->17         started        19 3 other processes 8->19 process6 process7 21 x86.elf 13->21         started        24 x86.elf 15->24         started        26 x86.elf 15->26         started        28 sh 17->28         started        30 sh 19->30         started        signatures8 44 Manipulation of devices in /dev 21->44 46 Deletes system log files 21->46
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/db8349e21e4a6c52de6f724df4b08f3b709b50274763ec69fc93674d822f3df8
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/db8349e21e4a6c52de6f724df4b08f3b709b50274763ec69fc93674d822f3df8/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3obutyq6jjwffxtpojg7jmephnyjwubhi5r6y2p4sntu3arphx4a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux persistence privilege_escalation upx
Link:
https://tria.ge/reports/251203-31vywsak3y/
Behaviour
Reads runtime system information
UPX packed file
Enumerates running processes
Modifies systemd
Write file to user bin folder
Writes file to system bin folder
Deletes Audit logs
Deletes journal logs
Deletes system logs
Modifies Watchdog functionality
Mirai
Mirai family
Malware Config
C2 Extraction:
teamc2.duckdns.org
Please note that we are no longer able to provide a coverage score for Virus Total.

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: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 db8349e21e4a6c52de6f724df4b08f3b709b50274763ec69fc93674d822f3df8

(this sample)

Mirai

elf f39aaa679217272e6a14357ce966226f58d73ed3388b075d04be1a5317a88171

  
URLhaus
https://urlhaus.abuse.ch/url/3719326/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 f39aaa679217272e6a14357ce966226f58d73ed3388b075d04be1a5317a88171
  
Dropping
MD5 386443939909cd5a297ff36f05e1b210
  
URLhaus
https://urlhaus.abuse.ch/url/3722813/
  
URLhaus
https://urlhaus.abuse.ch/url/3722799/

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