MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f42c8f49b6056f9190da668b8fb649d0ad66377dcfa5cd2bd38353964eef6e6e. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f42c8f49b6056f9190da668b8fb649d0ad66377dcfa5cd2bd38353964eef6e6e
SHA3-384 hash: 0d7e872feb0b3fd680bf49027a530c43c2d3c16f083445a23ed141916e63c2fca9b43a46f5048030fcf4c52e8200ee84
SHA1 hash: 29e374e73b0cecda79c8d9a36a4b66b35b12163d
MD5 hash: ad1515a1c537a885853c7bc54b933cfb
humanhash: georgia-april-august-don
File name:eclipse.armv7l
Download: download sample
Signature Mirai
Create hunting rule
File size:108'280 bytes
First seen:2026-07-19 18:59:32 UTC
Last seen:2026-07-20 07:10:25 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:nmqyy2a9l8nVzg9hvaA5fpurIfvFUbX2xO:mqyy9+Vs9hvaA5ccFUbX2xO
TLSH T118B3E649F9429F01D4D731FAFB8F415532536FA8E3F97101EA206F6123CAADB0B66612
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
83
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file
Sets a written file as executable
Sends data to a server
Manages services
Receives data from a server
Deleting a recently created file
Runs as daemon
Changes the time when the file was created, accessed, or modified
Removes directories from a temporary directory
Connection attempt
Launching a process
Changes owner for a written file
Changes access rights for a written file
Writes files to system directory
Creates or modifies files in /cron to set up autorun
Creates or modifies files in /init.d to set up autorun
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
gcc rust
Link:
https://www.filescan.io/uploads/6a5d1edee578c17fefef5569/reports/b4c7b75e-9a0b-4b9e-b3e8-a8c178c16097/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
75
Number of processes launched:
254
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/f42c8f49b6056f9190da668b8fb649d0ad66377dcfa5cd2bd38353964eef6e6e
Behaviour
Persistence
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Unknown
File Type:
elf.32.le
First seen:
2026-07-19T13:47:00Z UTC
Last seen:
2026-07-19T13:52:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f42c8f49b6056f9190da668b8fb649d0ad66377dcfa5cd2bd38353964eef6e6e/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/dc5f1f02-02fb-47ee-b5ea-7d4ab7aec46d
Behavior Graph:
Download SVG
%3 guuid=303bd3b6-1a00-0000-6f6e-df6b7b090000 pid=2427 /usr/bin/sudo guuid=14b510b9-1a00-0000-6f6e-df6b80090000 pid=2432 /tmp/sample.bin guuid=303bd3b6-1a00-0000-6f6e-df6b7b090000 pid=2427->guuid=14b510b9-1a00-0000-6f6e-df6b80090000 pid=2432 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/83c637d4-0a10-4271-b7bc-57ecb2c91936
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1944841
Signature
Drops invisible ELF files
Executes the "crontab" command typically for achieving persistence
Multi AV Scanner detection for submitted file
Protects files from modification
Sample tries to persist itself using cron
Writes identical ELF files to multiple locations
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1944841 Sample: eclipse.armv7l.elf Startdate: 19/07/2026 Architecture: LINUX Score: 68 61 45.66.228.114, 44834, 7000 PLAY2GO-NETGB Germany 2->61 75 Multi AV Scanner detection for submitted file 2->75 12 eclipse.armv7l.elf 2->12         started        14 systemd snapd-env-generator 2->14         started        16 systemd snapd-env-generator 2->16         started        signatures3 process4 process5 18 eclipse.armv7l.elf 12->18         started        process6 20 eclipse.armv7l.elf 18->20         started        process7 22 eclipse.armv7l.elf 20->22         started        process8 24 eclipse.armv7l.elf sh 22->24         started        26 eclipse.armv7l.elf sh 22->26         started        28 eclipse.armv7l.elf sh 22->28         started        30 93 other processes 22->30 process9 32 sh crontab 24->32         started        36 sh 24->36         started        38 sh cp 26->38         started        40 sh cp 28->40         started        42 sh chattr 30->42         started        44 sh chmod 30->44         started        46 sh grep 30->46         started        48 91 other processes 30->48 file10 55 /var/spool/cron/crontabs/tmp.z6tCvK, ASCII 32->55 dropped 63 Sample tries to persist itself using cron 32->63 65 Executes the "crontab" command typically for achieving persistence 32->65 50 sh crontab 36->50         started        53 sh grep 36->53         started        57 /var/tmp/.eclipse, ELF 38->57 dropped 67 Writes identical ELF files to multiple locations 38->67 69 Drops invisible ELF files 38->69 59 /usr/lib/.eclipse, ELF 40->59 dropped 71 Protects files from modification 42->71 signatures11 process12 signatures13 73 Executes the "crontab" command typically for achieving persistence 50->73
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f42c8f49b6056f9190da668b8fb649d0ad66377dcfa5cd2bd38353964eef6e6e
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f42c8f49b6056f9190da668b8fb649d0ad66377dcfa5cd2bd38353964eef6e6e/
Threat name:
Linux.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2026-07-19 17:41:32 UTC
AV detection:
8 of 24 (33.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6qwi6snwavxzdeg2m2fy7nsj2cwwmn35z6s42k6tqnjzmtxpnzxa._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery execution persistence privilege_escalation
Link:
https://tria.ge/reports/260719-xn435shw4p/
Behaviour
Command and Scripting Interpreter: Unix Shell
Reads runtime system information
System Network Configuration Discovery
Creates/modifies Cron job
Modifies systemd
File and Directory Permissions Modification
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/f42c8f49b6056f9190da668b8fb649d0ad66377dcfa5cd2bd38353964eef6e6e

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_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 f42c8f49b6056f9190da668b8fb649d0ad66377dcfa5cd2bd38353964eef6e6e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3888698/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3888716/

Comments