MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 449a2fd41cf4dd7d78d0d1088a976591e10c375bc88bbde6a554976602a0fa8e. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 449a2fd41cf4dd7d78d0d1088a976591e10c375bc88bbde6a554976602a0fa8e
SHA3-384 hash: 09e0555b90dafb9e19a4f88fb5f45981a51c02e1f240c89fc9bf29400a576a499ba47d298f4113b737abca8af669f445
SHA1 hash: 04421905c43f09be7b6868136ea6c879bd918305
MD5 hash: ecd7d3e5bded17964f071763551d8b35
humanhash: july-neptune-network-summer
File name:mips
Download: download sample
Signature Mirai
Create hunting rule
File size:132'328 bytes
First seen:2025-12-04 00:26:23 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:vJP0fbMP2+CKSGsQM60DgjyWG4dqRH7cko9:p0fbMPDCKjsQM60Dgj9sNcko9
TLSH T167D3B44D6E318F7DFFA9C63487B38B21974923A622D1C585D1ADEA011E7034E245FBB8
telfhash t114218e5c497822e4a7721c995addfb77e5a130df06266e338e00e5baa66dd428d00c1c
Magika elf
Reporter abuse_ch
Tags:elf mirai upx-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 f43f43b4ebe5432798b1383b4b0c892952104622c5e120e52e6e5f1b46d053f5
File size (compressed) :46'200 bytes
File size (de-compressed) :132'328 bytes
Format:linux/mips
Packed file: f43f43b4ebe5432798b1383b4b0c892952104622c5e120e52e6e5f1b46d053f5

Intelligence

File Origin
# of uploads :
1
# of downloads :
56
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/f4c2f4b7-3080-475a-a508-d0b9cbb1e655/
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sets a written file as executable
Creating a file
Removes directories from a temporary directory
Deleting a recently created file
Connection attempt
Runs as daemon
Receives data from a server
Opens a port
Changes access rights for a written file
Launching a process
Sends data to a server
Removes directories
Changes access rights for a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
botnet mirai obfuscated
Link:
https://www.filescan.io/uploads/6930d55fbba50eaf04200ecb/reports/135ee88b-f0a2-46cc-af6b-5eae0f7a7d5d/overview
Result
Gathering data
Gathering data
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
80 / 100
Link:
https://www.joesandbox.com/analysis/1825981
Signature
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Deletes system log files
Malicious sample detected (through community Yara rule)
Manipulation of devices in /dev
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1825981 Sample: mips.elf Startdate: 04/12/2025 Architecture: LINUX Score: 80 34 151.242.30.13, 12121, 60868, 60870 RASANAIR Iran (ISLAMIC Republic Of) 2->34 36 daisy.ubuntu.com 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Antivirus detection for dropped file 2->40 42 Antivirus / Scanner detection for submitted sample 2->42 44 Multi AV Scanner detection for submitted file 2->44 8 mips.elf 2->8         started        11 python3.8 dpkg 2->11         started        signatures3 process4 file5 32 /usr/local/bin/infinitd, ELF 8->32 dropped 13 mips.elf 8->13         started        15 mips.elf 8->15         started        17 mips.elf sh 8->17         started        19 3 other processes 8->19 process6 process7 21 mips.elf 13->21         started        24 mips.elf 15->24         started        26 mips.elf 15->26         started        28 sh 17->28         started        30 sh 19->30         started        signatures8 46 Manipulation of devices in /dev 21->46 48 Deletes system log files 21->48
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/449a2fd41cf4dd7d78d0d1088a976591e10c375bc88bbde6a554976602a0fa8e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/449a2fd41cf4dd7d78d0d1088a976591e10c375bc88bbde6a554976602a0fa8e/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-04 00:27:07 UTC
File Type:
ELF32 Big (Exe)
AV detection:
19 of 36 (52.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=isnc7va46tox26gq2eeivf3fshqqyn23zcf33zvfkslwmava7kha._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery persistence privilege_escalation
Link:
https://tria.ge/reports/251204-arvbsaal4t/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Deletes log files
Enumerates running processes
Modifies systemd
Write file to user bin folder
Writes file to system bin folder
Deletes Audit 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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:SUSP_XORed_Mozilla_Oct19
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
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 f43f43b4ebe5432798b1383b4b0c892952104622c5e120e52e6e5f1b46d053f5

Mirai

elf 449a2fd41cf4dd7d78d0d1088a976591e10c375bc88bbde6a554976602a0fa8e

(this sample)

  
Dropped by
SHA256 f43f43b4ebe5432798b1383b4b0c892952104622c5e120e52e6e5f1b46d053f5
  
URLhaus
https://urlhaus.abuse.ch/url/3724360/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 10e363b0d4ce3beda9e23883cb15653c

Comments