MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d2722761441437dae4db4da7b27fce1281974a892bc16234156b9c54801a6bf6. 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: 13


Intelligence 13 IOCs YARA 9 File information Comments

SHA256 hash: d2722761441437dae4db4da7b27fce1281974a892bc16234156b9c54801a6bf6
SHA3-384 hash: 8b15c01b2d1f81e88aa14ac5c07deb843290096cafea2f4a90bb012fca73c118bdbffab0cb7b36aa5c08f89ab7cc92fc
SHA1 hash: 07253bb02a8cbd0a521ad062a7f2554df8fef1b0
MD5 hash: fee2694ed0cd94507e869bef138eec6c
humanhash: hawaii-shade-jersey-pluto
File name:nova.x86
Download: download sample
Signature Mirai
File size:73'820 bytes
First seen:2025-12-18 12:20:04 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:szdiRRuOecLkioz56OD1ydrwwaIoXfMicakSGSNB4J:bDuOecLkioz5P1ypwzIsXcw4
TLSH T124734CC26A43DEBAD80311F511B75F368A35FC3A093ADA86E378FEA259015C1A50736D
telfhash t1a731d1b31e7619f4b7e56c48c32e2b56466ee63b292433a441b3dc9422daec150a5c34
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 :
52
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Runs as daemon
Kills processes
Sends data to a server
Substitutes an application name
Kills critical processes
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gafgyt gcc masquerade mirai
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-18T10:15:00Z UTC
Last seen:
2025-12-19T08:30:00Z UTC
Hits:
~10
Result
Threat name:
Detection:
malicious
Classification:
spre.troj
Score:
88 / 100
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample reads /proc/mounts (often used for finding a writable filesystem)
Sample tries to kill a massive number of system processes
Sample tries to kill multiple processes (SIGKILL)
Yara detected Okiru
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1835630 Sample: nova.x86.elf Startdate: 18/12/2025 Architecture: LINUX Score: 88 55 64.1.22.23, 23 XO-AS15US United States 2->55 57 128.67.79.126 WINDTRE-ASIT Italy 2->57 59 100 other IPs or domains 2->59 61 Malicious sample detected (through community Yara rule) 2->61 63 Antivirus / Scanner detection for submitted sample 2->63 65 Multi AV Scanner detection for submitted file 2->65 67 Yara detected Okiru 2->67 8 nova.x86.elf 2->8         started        10 systemd gpu-manager 2->10         started        12 systemd gpu-manager 2->12         started        14 80 other processes 2->14 signatures3 process4 signatures5 17 nova.x86.elf 8->17         started        19 nova.x86.elf 8->19         started        22 nova.x86.elf 8->22         started        24 gpu-manager sh 10->24         started        30 5 other processes 10->30 32 4 other processes 12->32 77 Sample reads /proc/mounts (often used for finding a writable filesystem) 14->77 26 gpu-manager sh 14->26         started        28 gpu-manager sh 14->28         started        34 7 other processes 14->34 process6 signatures7 36 nova.x86.elf 17->36         started        49 4 other processes 17->49 69 Sample tries to kill a massive number of system processes 19->69 71 Sample tries to kill multiple processes (SIGKILL) 19->71 39 sh grep 24->39         started        41 sh grep 26->41         started        43 sh grep 28->43         started        45 sh grep 30->45         started        51 4 other processes 30->51 53 4 other processes 32->53 47 sh grep 34->47         started        process8 signatures9 73 Sample tries to kill a massive number of system processes 36->73 75 Sample tries to kill multiple processes (SIGKILL) 36->75
Threat name:
Linux.Worm.Mirai
Status:
Malicious
First seen:
2025-12-18 12:20:24 UTC
File Type:
ELF32 Little (Exe)
AV detection:
26 of 37 (70.27%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:mirai botnet:sora defense_evasion discovery linux
Behaviour
Reads runtime system information
Changes its process name
Enumerates running processes
Modifies Watchdog functionality
Contacts a large (70882) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
trojan mirai Unix.Dropper.Mirai-7135868-0
YARA:
Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_0bce98a2 Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
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
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_3bcc1630
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_0bce98a2
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Author:Elastic Security
Rule name:unixredflags3
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 d2722761441437dae4db4da7b27fce1281974a892bc16234156b9c54801a6bf6

(this sample)

  
Delivery method
Distributed via web download

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