MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f21de3c95794767ea9be2dac1f8006b4da9295314efec30992e121ffa4fbd7f0. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f21de3c95794767ea9be2dac1f8006b4da9295314efec30992e121ffa4fbd7f0
SHA3-384 hash: 2adb0bb77a9d8d41d7a8f44ea3eaf23750e186c26b1c1447ea8ef8a01e7b0deef8775b78338d45a1be56ab4757f9e44d
SHA1 hash: 601bfac7920305bbd6c2531214372a5a9f9caae6
MD5 hash: f2b341066360879e8622f861b73a21c4
humanhash: autumn-robin-music-stream
File name:i686
Download: download sample
Signature Mirai
Create hunting rule
File size:167'384 bytes
First seen:2026-01-02 01:18:21 UTC
Last seen:Never
File type: elf
MIME type:application/x-sharedlib
ssdeep 3072:tFJRUy6GvRfeOccjLB3meq+aVHpw8B/fsN8TKq1ZgqxqLjFmXC:PJRUjJcBqXlB/ft1jxKhmXC
TLSH T1F8F36C06F682C0F2D59302B38057C76A5730CA310356DE07FB58AE397D766099E9B7AE
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 ddb9597338e218c841d069d4800422d78645af2934ac8a1f837b6f7058607d6a
File size (compressed) :80'564 bytes
File size (de-compressed) :167'384 bytes
Format:linux/i386
Packed file: ddb9597338e218c841d069d4800422d78645af2934ac8a1f837b6f7058607d6a

Intelligence

File Origin
# of uploads :
1
# of downloads :
35
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
gcc rust
Link:
https://www.filescan.io/uploads/69571d102fb7bb52ca845748/reports/c8dd472c-e66c-416b-9e7f-7d795169d0f9/overview
Verdict:
Unknown
File Type:
elf.32.le
First seen:
2026-01-02T01:03:00Z UTC
Last seen:
2026-01-02T01:06:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f21de3c95794767ea9be2dac1f8006b4da9295314efec30992e121ffa4fbd7f0/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/dbca2a1d-3ba4-4f12-84d2-7b3bb91ce232
Behavior Graph:
Download SVG
%3 guuid=30d030a2-1700-0000-4b7a-3fd2300a0000 pid=2608 /usr/bin/sudo guuid=a86ec3a4-1700-0000-4b7a-3fd23a0a0000 pid=2618 /tmp/sample.bin net send-data guuid=30d030a2-1700-0000-4b7a-3fd2300a0000 pid=2608->guuid=a86ec3a4-1700-0000-4b7a-3fd23a0a0000 pid=2618 execve 46543d5e-6424-51ee-a3f0-096617cb92ca 91.92.240.38:443 guuid=a86ec3a4-1700-0000-4b7a-3fd23a0a0000 pid=2618->46543d5e-6424-51ee-a3f0-096617cb92ca send: 29B
Malware family:
Gafgyt
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/688de8ad-dc08-4dc3-bbc7-081e4a8d7426
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1843382
Signature
Contains symbols with names commonly found in malware
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
19%
Verdict:
Benign
File Type:
ELF
Link:
https://malprob.io/report/f21de3c95794767ea9be2dac1f8006b4da9295314efec30992e121ffa4fbd7f0
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f21de3c95794767ea9be2dac1f8006b4da9295314efec30992e121ffa4fbd7f0/
Threat name:
Linux.Hacktool.Flooder
Create hunting rule
Status:
Malicious
First seen:
2026-01-02 01:19:14 UTC
File Type:
ELF32 Little (SO)
AV detection:
9 of 24 (37.50%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6io6hskxsr3h5kn6fwwb7aagwtnjffjrj37mgcms4eq77jh327ya._file
Result
Malware family:
n/a
Score:
  4/10
Tags:
discovery linux
Link:
https://tria.ge/reports/260102-bn6q3ssmcx/
Behaviour
Reads runtime system information
Changes its process name
Verdict:
Unknown
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/1073c93d-96b7-4ba4-82d7-315c860c8b4d
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.96
Link:
https://yomi.yoroi.company/submissions/f21de3c95794767ea9be2dac1f8006b4da9295314efec30992e121ffa4fbd7f0

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:DetectEncryptedVariants
Create hunting rule
Author:Zinyth
Description:Detects 'encrypted' in ASCII, Unicode, base64, or hex-encoded
Rule name:RANSOMWARE
Create hunting rule
Author:ToroGuitar
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
Rule name:testlumma
Create hunting rule
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 ddb9597338e218c841d069d4800422d78645af2934ac8a1f837b6f7058607d6a

Mirai

elf f21de3c95794767ea9be2dac1f8006b4da9295314efec30992e121ffa4fbd7f0

(this sample)

  
Dropped by
SHA256 ddb9597338e218c841d069d4800422d78645af2934ac8a1f837b6f7058607d6a
  
URLhaus
https://urlhaus.abuse.ch/url/3748049/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 7fc947edede6cc014c98d25956386f48

Comments