MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 528a4b863276bcc3e157c227cbfdb0f7ae9448b81849bd8773c68c5c49aa840a. 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: 528a4b863276bcc3e157c227cbfdb0f7ae9448b81849bd8773c68c5c49aa840a
SHA3-384 hash: fb076d47ecbf7a0e09fb7b4cc614b05dd49247b458107eecf14253e2077dd5af5817655976991f1277f32e8e1979e44e
SHA1 hash: 0dabd00cddd4b20674b6a9360c0e5105d867be36
MD5 hash: 4d99226ed34af9f97717552634df055d
humanhash: cup-carpet-october-arizona
File name:nexus.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:81'708 bytes
First seen:2026-02-11 15:25:42 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:/lnsFxdCK/9Y9KqCLcQ99eHXtecGX79hLQTMciJSkNSxrPkf:aEu96KqCXWXUF9SkNSxr8f
TLSH T17683B549FA649B2DC7E272FFF74912CE332B1B98B7DA71259E305A4533C8BA65424130
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
35
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
Link:
https://research.acce.ciphertechsolutions.com/results/5c18447f-2137-43a6-ab5e-46d7cb55fa38/
Detection(s):
Unix.Malware.Mirai-9950761-0
Create hunting rule

Unix.Trojan.Mirai-9950938-0
Create hunting rule

Unix.Malware.Mirai-9951104-0
Create hunting rule

Unix.Trojan.Mirai-9951106-0
Create hunting rule

Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
33
Number of processes launched:
3
Processes remaning?
true
Remote TCP ports scanned:
23
Full report:
https://elfdigest.com/brief/528a4b863276bcc3e157c227cbfdb0f7ae9448b81849bd8773c68c5c49aa840a
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/0cf01a85-297c-4ff8-a48e-4b35e1a28bcc
Behavior Graph:
Download SVG
%3 guuid=63fb4802-1900-0000-2992-bfbe5c070000 pid=1884 /usr/bin/sudo guuid=30c81a05-1900-0000-2992-bfbe66070000 pid=1894 /tmp/sample.bin guuid=63fb4802-1900-0000-2992-bfbe5c070000 pid=1884->guuid=30c81a05-1900-0000-2992-bfbe66070000 pid=1894 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0106a70d-b7b1-43da-aafe-79625c45e118
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1867558
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1867558 Sample: nexus.arm6.elf Startdate: 11/02/2026 Architecture: LINUX Score: 56 22 41.77.133.200, 23 moztel-asMZ Mozambique 2->22 24 160.65.112.16 WOODYNET-2US United States 2->24 26 98 other IPs or domains 2->26 28 Antivirus / Scanner detection for submitted sample 2->28 30 Multi AV Scanner detection for submitted file 2->30 8 nexus.arm6.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 process4 process5 16 nexus.arm6.elf 8->16         started        18 nexus.arm6.elf 8->18         started        process6 20 nexus.arm6.elf 16->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/528a4b863276bcc3e157c227cbfdb0f7ae9448b81849bd8773c68c5c49aa840a
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/528a4b863276bcc3e157c227cbfdb0f7ae9448b81849bd8773c68c5c49aa840a/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-02-11 15:26:45 UTC
File Type:
ELF32 Little (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kkfexbrso26mhykxyit4x7nq66xjisfydbe33b3ty2gfysnkqqfa._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
credential_access defense_evasion discovery
Link:
https://tria.ge/reports/260211-st9tcshx9g/
Behaviour
Enumerates kernel/hardware configuration
Reads runtime system information
Changes its process name
Reads process memory
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Contacts a large (124388) amount of remote hosts
Creates a large amount of network flows
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_Threat_d2dca9e7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Generic_Threat_e24558e1
Create hunting rule
Author:Elastic Security
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 528a4b863276bcc3e157c227cbfdb0f7ae9448b81849bd8773c68c5c49aa840a

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3775931/
  
Delivery method
Distributed via web download

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