MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f3caa45ddf761bc51dbccb17ec8e56ff002d143a9134667f8fbe4064f297ac97. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f3caa45ddf761bc51dbccb17ec8e56ff002d143a9134667f8fbe4064f297ac97
SHA3-384 hash: e4851d059b35ea69596b4c3712eea074d8992594d5820bf43a989c5d0e6d58cddc0f3995e8ce95c7457f959301ff8ba1
SHA1 hash: d02373619bb58b8d0db0e65f8636a2135813bb11
MD5 hash: 8057c35648b3240c0dc6f32b196d2755
humanhash: quiet-queen-salami-football
File name:flutter.ppc
Download: download sample
Signature Mirai
Create hunting rule
File size:108'816 bytes
First seen:2026-08-18 15:26:02 UTC
Last seen:2026-08-18 21:54:00 UTC
File type: elf
MIME type:application/x-sharedlib
ssdeep 3072:fLDAUKcjCmvWESeLtHGcBUd0nyKoQpax2HHr83rXys:oACWRZ/O0yAE2HHrUrR
TLSH T17BB3132FA9089057C2A29EBF0FA7B29AB5C05F9D022735F931449D798F302C8D561FD5
Magika elf
Reporter abuse_ch
Tags:elf UPX
File size (compressed) :108'816 bytes
File size (de-compressed) :263'900 bytes
Format:linux/ppc32
Unpacked file: dadc284e675e49d4a895c84fe5c61c9cd3acfb0f09de57e80629d827e53c3dc6

Intelligence

File Origin
# of uploads :
2
# of downloads :
49
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/d168d96f-f124-4399-a50d-9d815e3388d0/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Kills processes
Opens a port
Sends data to a server
Connection attempt
Manages services
Runs as daemon
DNS request
Changes access rights for a written file
Creating a file
Substitutes an application name
Creates or modifies files in /cron to set up autorun
Creates or modifies files in /init.d to set up autorun
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/6a8479b569fa77d82e2e5f13/reports/fddfc666-2f1b-40b7-a59b-72d13036a3d8/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/191efdf1-9a5f-4d18-be9b-3f3dd9f3bad7
Behavior Graph:
Download SVG
%3 guuid=bac883f1-2100-0000-89fe-b4de760a0000 pid=2678 /usr/bin/sudo guuid=e906ccf4-2100-0000-89fe-b4de7d0a0000 pid=2685 /tmp/sample.bin guuid=bac883f1-2100-0000-89fe-b4de760a0000 pid=2678->guuid=e906ccf4-2100-0000-89fe-b4de7d0a0000 pid=2685 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/546d5c1e-053a-4197-87e3-e733ff489aea
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj.evad
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1959788
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sample tries to persist itself using cron
Sample tries to persist itself using System V runlevels
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1959788 Sample: flutter.ppc.elf Startdate: 18/08/2026 Architecture: LINUX Score: 60 36 vps.atlas101.us.kg 91.92.42.242, 58082, 58084, 58090 TODYL-CLOUD-TodylIncUS Netherlands 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 Sample is packed with UPX 2->40 10 flutter.ppc.elf 2->10         started        12 systemd snapd-env-generator 2->12         started        14 systemd snapd-env-generator 2->14         started        signatures3 process4 process5 16 flutter.ppc.elf 10->16         started        process6 18 flutter.ppc.elf 16->18         started        file7 32 /etc/rc.local, ASCII 18->32 dropped 34 /etc/cron.d/flutter, ASCII 18->34 dropped 42 Sample tries to persist itself using cron 18->42 44 Sample tries to persist itself using System V runlevels 18->44 22 flutter.ppc.elf 18->22         started        24 flutter.ppc.elf systemctl 18->24         started        26 flutter.ppc.elf systemctl 18->26         started        28 flutter.ppc.elf 18->28         started        signatures8 process9 process10 30 flutter.ppc.elf 22->30         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f3caa45ddf761bc51dbccb17ec8e56ff002d143a9134667f8fbe4064f297ac97
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f3caa45ddf761bc51dbccb17ec8e56ff002d143a9134667f8fbe4064f297ac97/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6pfkixo7oyn4khn4zml6zdsw74ac2fb2se2gm74pxzagj4uxvslq._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
linux upx
Link:
https://tria.ge/reports/260818-svjnkahh94/
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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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 f3caa45ddf761bc51dbccb17ec8e56ff002d143a9134667f8fbe4064f297ac97

(this sample)

Mirai

elf dadc284e675e49d4a895c84fe5c61c9cd3acfb0f09de57e80629d827e53c3dc6

  
URLhaus
https://urlhaus.abuse.ch/url/3904720/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 dadc284e675e49d4a895c84fe5c61c9cd3acfb0f09de57e80629d827e53c3dc6
  
Dropping
MD5 8f74c9ead1fdf674d64c4d264f63c95e

Comments