MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 586c38c5bc343388c4fda359865c318fe64684bcd08552377df02543993e8fe0. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 586c38c5bc343388c4fda359865c318fe64684bcd08552377df02543993e8fe0
SHA3-384 hash: d08fc522efa2e590f4fb8af692b67962bcd16da6f718bd4bd7fa43217b809a9650fc61e48981d96125aa8794671e0571
SHA1 hash: 26ffd04ea21bc9063cf7b471be801303566308b3
MD5 hash: 7c159bf50a63a4ef68178099d24cbb87
humanhash: wyoming-oregon-oscar-cat
File name:mirai.arm7
Download: download sample
Signature Mirai
Create hunting rule
File size:53'612 bytes
First seen:2025-11-25 04:55:25 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:7/7t6M9ZtYFy5vqYoZbUL3LzL6KoNh1Ki2iJ:7zt6M9Y2S9YLfeKoNhdJ
TLSH T13233F130BA579961CCF03AB2DF787409850B0EAE84AB23122E71C35E16DD50DF59A96F
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) :53'612 bytes
File size (de-compressed) :147'149 bytes
Format:linux/arm
Unpacked file: 4f6365d774565153df6866ac262b662ce91a7aefdb3c3a8fb7a77809e2472eed

Intelligence

File Origin
# of uploads :
1
# of downloads :
43
Origin country :
DE DE
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Receives data from a server
Runs as daemon
Opens a port
Substitutes an application name
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
UPX
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/586c38c5bc343388c4fda359865c318fe64684bcd08552377df02543993e8fe0
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-25T03:11:00Z UTC
Last seen:
2025-11-25T07:24:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/586c38c5bc343388c4fda359865c318fe64684bcd08552377df02543993e8fe0/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/740c3954-e59b-4753-a31d-debe417b9d5c
Behavior Graph:
Download SVG
%3 guuid=f9e32d35-1a00-0000-1e40-765175090000 pid=2421 /usr/bin/sudo guuid=9aff6738-1a00-0000-1e40-76517e090000 pid=2430 /tmp/sample.bin guuid=f9e32d35-1a00-0000-1e40-765175090000 pid=2421->guuid=9aff6738-1a00-0000-1e40-76517e090000 pid=2430 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/832ced72-53ac-4975-ae71-41b018b4ff07
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1820278
Signature
Detected Mirai
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sample tries to kill multiple processes (SIGKILL)
Suricata IDS alerts for network traffic
Uses known network protocols on non-standard ports
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1820278 Sample: mirai.arm7.elf Startdate: 25/11/2025 Architecture: LINUX Score: 100 31 178.75.242.104 ETA-BG-ASNBG Bulgaria 2->31 33 98.137.77.175 YAHOO-GQ1US United States 2->33 35 99 other IPs or domains 2->35 37 Suricata IDS alerts for network traffic 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Detected Mirai 2->41 43 4 other signatures 2->43 8 mirai.arm7.elf 2->8         started        10 gnome-session-binary sh gsd-print-notifications 2->10         started        12 xfce4-session rm 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 process4 process5 16 mirai.arm7.elf 8->16         started        18 gsd-print-notifications 10->18         started        process6 20 mirai.arm7.elf 16->20         started        23 mirai.arm7.elf 16->23         started        25 mirai.arm7.elf 16->25         started        29 5 other processes 16->29 27 gsd-print-notifications gsd-printer 18->27         started        signatures7 45 Sample tries to kill multiple processes (SIGKILL) 20->45
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/586c38c5bc343388c4fda359865c318fe64684bcd08552377df02543993e8fe0
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/586c38c5bc343388c4fda359865c318fe64684bcd08552377df02543993e8fe0/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-25 04:55:39 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lbwdrrn4gqzyrrh5unmymxbrr7tenbf42ccven356asuhgj6r7qa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/251125-fkekmsgq8y/
Behaviour
Reads runtime system information
Changes its process name
Reads system network configuration
Enumerates active TCP sockets
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Contacts a large (395575) amount of remote hosts
Creates a large amount of network flows
Mirai family
Mirai
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/ecb31cb9-4747-4527-a198-bd0c3b5a09c8
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/586c38c5bc343388c4fda359865c318fe64684bcd08552377df02543993e8fe0

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 586c38c5bc343388c4fda359865c318fe64684bcd08552377df02543993e8fe0

(this sample)

Mirai

elf 4f6365d774565153df6866ac262b662ce91a7aefdb3c3a8fb7a77809e2472eed

  
Dropping
SHA256 4f6365d774565153df6866ac262b662ce91a7aefdb3c3a8fb7a77809e2472eed
  
Dropping
MD5 c5770eb9b32e0f6106febfe86a6557f5
  
URLhaus
https://urlhaus.abuse.ch/url/3703598/
  
Delivery method
Distributed via web download

Comments