MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5f67abf58f99eace330b9d9adc5f1e89b5a1b4f2bf6e8f57f4d40ec1a55e1628. 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: 12


Intelligence 12 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5f67abf58f99eace330b9d9adc5f1e89b5a1b4f2bf6e8f57f4d40ec1a55e1628
SHA3-384 hash: 718848f0d3e6e4786de6c6ec66e2f1fe4eab8bd7ee6466b1d552399acec718d37e221215d539489a588b504792aa8f97
SHA1 hash: 2f65dad44e278dcaf9b0c0eb422b0774e8bc27c5
MD5 hash: 02b16509b5783f492b926cb52e374f55
humanhash: glucose-comet-hawaii-colorado
File name:nullnet_load.x86_64
Download: download sample
Signature Mirai
Create hunting rule
File size:79'520 bytes
First seen:2025-08-04 22:02:19 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:wM1FaL5wJ6x2oYIsJNbmtY+Oqeoe14PW0MPTl0y3cEN/CMJA9O:fYG6x3YIsJNQPOqK2PW0M7ey3D/Cw
TLSH T1B9733C42B98485FDC189E07806BF757AC426F1BD2239B1E737C4BF1B2C09E601B1E56A
telfhash t1681104713dce184092e3d7767349e1e4852215605ae239da6e77f4e3df07b000d924d7
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 :
30
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7135937-0
Create hunting rule

Unix.Dropper.Mirai-7136014-0
Create hunting rule

Unix.Dropper.Mirai-7355719-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Opens a port
DNS request
Runs as daemon
Sends data to a server
Connection attempt
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gafgyt mirai obfuscated obfuscated
Link:
https://www.filescan.io/uploads/68912dfe32e61090868d2ad7/reports/d7cff29c-ebb9-4018-9410-43593ecd7b34/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
1
Number of processes launched:
7
Processes remaning?
true
Remote TCP ports scanned:
37215,2323,23
Full report:
https://elfdigest.com/brief/5f67abf58f99eace330b9d9adc5f1e89b5a1b4f2bf6e8f57f4d40ec1a55e1628
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/a20b18de-985e-4bcd-bbb4-6670096dd301
Behavior Graph:
Download SVG
%3 guuid=499583cd-1800-0000-ab51-da73ea0b0000 pid=3050 /usr/bin/sudo guuid=35fb8dd0-1800-0000-ab51-da73f20b0000 pid=3058 /tmp/sample.bin net guuid=499583cd-1800-0000-ab51-da73ea0b0000 pid=3050->guuid=35fb8dd0-1800-0000-ab51-da73f20b0000 pid=3058 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=35fb8dd0-1800-0000-ab51-da73f20b0000 pid=3058->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=b231b5d0-1800-0000-ab51-da73f40b0000 pid=3060 /tmp/sample.bin zombie guuid=35fb8dd0-1800-0000-ab51-da73f20b0000 pid=3058->guuid=b231b5d0-1800-0000-ab51-da73f40b0000 pid=3060 clone guuid=189bb8d0-1800-0000-ab51-da73f50b0000 pid=3061 /tmp/sample.bin dns net send-data zombie guuid=35fb8dd0-1800-0000-ab51-da73f20b0000 pid=3058->guuid=189bb8d0-1800-0000-ab51-da73f50b0000 pid=3061 clone guuid=189bb8d0-1800-0000-ab51-da73f50b0000 pid=3061->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 send: 448B 36f79f29-542c-53e5-a59c-1c08fe24077c net.booter.pro:1420 guuid=189bb8d0-1800-0000-ab51-da73f50b0000 pid=3061->36f79f29-542c-53e5-a59c-1c08fe24077c send: 2B guuid=53eeecd0-1800-0000-ab51-da73f70b0000 pid=3063 /tmp/sample.bin guuid=189bb8d0-1800-0000-ab51-da73f50b0000 pid=3061->guuid=53eeecd0-1800-0000-ab51-da73f70b0000 pid=3063 clone guuid=578aefd0-1800-0000-ab51-da73f80b0000 pid=3064 /tmp/sample.bin guuid=189bb8d0-1800-0000-ab51-da73f50b0000 pid=3061->guuid=578aefd0-1800-0000-ab51-da73f80b0000 pid=3064 clone guuid=29dff2d0-1800-0000-ab51-da73f90b0000 pid=3065 /tmp/sample.bin net net-scan send-data guuid=189bb8d0-1800-0000-ab51-da73f50b0000 pid=3061->guuid=29dff2d0-1800-0000-ab51-da73f90b0000 pid=3065 clone guuid=952df5d0-1800-0000-ab51-da73fa0b0000 pid=3066 /tmp/sample.bin net net-scan send-data guuid=189bb8d0-1800-0000-ab51-da73f50b0000 pid=3061->guuid=952df5d0-1800-0000-ab51-da73fa0b0000 pid=3066 clone guuid=29dff2d0-1800-0000-ab51-da73f90b0000 pid=3065->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con bdfff748-e382-5edd-a7b5-318af072bfd5 213.243.21.30:23 guuid=29dff2d0-1800-0000-ab51-da73f90b0000 pid=3065->bdfff748-e382-5edd-a7b5-318af072bfd5 send: 40B guuid=29dff2d0-1800-0000-ab51-da73f90b0000 pid=3065|send-data send-data to 4097 IP addresses review logs to see them all guuid=29dff2d0-1800-0000-ab51-da73f90b0000 pid=3065->guuid=29dff2d0-1800-0000-ab51-da73f90b0000 pid=3065|send-data send guuid=952df5d0-1800-0000-ab51-da73fa0b0000 pid=3066->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=952df5d0-1800-0000-ab51-da73fa0b0000 pid=3066|send-data send-data to 4097 IP addresses review logs to see them all guuid=952df5d0-1800-0000-ab51-da73fa0b0000 pid=3066->guuid=952df5d0-1800-0000-ab51-da73fa0b0000 pid=3066|send-data send
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4ab17878-4f19-4c67-95d9-0159f46cd9a5
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1750159
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1750159 Sample: nullnet_load.x86_64.elf Startdate: 05/08/2025 Architecture: LINUX Score: 76 26 156.158.49.68, 37215 airtel-tz-asTZ Tanzania United Republic of 2->26 28 156.85.165.155 WAL-MARTUS United States 2->28 30 99 other IPs or domains 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 2 other signatures 2->38 8 nullnet_load.x86_64.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        signatures3 process4 process5 14 nullnet_load.x86_64.elf 8->14         started        16 nullnet_load.x86_64.elf 8->16         started        process6 18 nullnet_load.x86_64.elf 14->18         started        20 nullnet_load.x86_64.elf 14->20         started        22 nullnet_load.x86_64.elf 14->22         started        24 nullnet_load.x86_64.elf 14->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/5f67abf58f99eace330b9d9adc5f1e89b5a1b4f2bf6e8f57f4d40ec1a55e1628
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5f67abf58f99eace330b9d9adc5f1e89b5a1b4f2bf6e8f57f4d40ec1a55e1628/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2022-12-30 04:20:27 UTC
File Type:
ELF64 Little (Exe)
AV detection:
22 of 36 (61.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l5t2x5mpthvm4myltwnnyxy6rg22dnhsx5xi6v7u2qhmdjk6cyua._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:ecchi credential_access defense_evasion discovery linux upx
Link:
https://tria.ge/reports/250804-1x3s8ayjs9/
Behaviour
Reads runtime system information
Changes its process name
Reads process memory
Enumerates running processes
Modifies Watchdog functionality
Contacts a large (70778) amount of remote hosts
Creates a large amount of network flows
Malware Config
C2 Extraction:
net.booter.pro
Verdict:
Malicious
Tags:
botnet mirai trojan gafgyt Unix.Trojan.Mirai-7135937-0
YARA:
MAL_ELF_LNX_Mirai_Oct10_1 Linux_Trojan_Gafgyt_9e9530a7 Linux_Trojan_Gafgyt_807911a2 Linux_Trojan_Gafgyt_d4227dbf Linux_Trojan_Gafgyt_620087b9 Linux_Trojan_Gafgyt_0cd591cd Linux_Trojan_Gafgyt_33b4111a Linux_Trojan_Gafgyt_a33a8363 Linux_Trojan_Mirai_520deeb8 Linux_Trojan_Mirai_6a77af0f Linux_Trojan_Mirai_575f5bc8 Linux_Trojan_Mirai_01e4a728 Linux_Trojan_Mirai_e0cf29e2 elf_mirai_auto
Link:
https://app.threat.zone/submission/ff282a6d-1aa1-43d9-ab80-d641ba875e8e
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.40
Link:
https://yomi.yoroi.company/submissions/5f67abf58f99eace330b9d9adc5f1e89b5a1b4f2bf6e8f57f4d40ec1a55e1628

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Trojan_Gafgyt_0cd591cd
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_01e4a728
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_520deeb8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_575f5bc8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_6a77af0f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
Create hunting rule
Author:Elastic Security
Rule name:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_1_RID2F39
Create hunting rule
Author:Florian Roth
Description:Detects ELF Mirai variant
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 5f67abf58f99eace330b9d9adc5f1e89b5a1b4f2bf6e8f57f4d40ec1a55e1628

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3596292/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments