MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21f65a0f5404263e2abcf0b9cc9a60b35e9ef8c505724c969bb9b3f8427cb44b. 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 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21f65a0f5404263e2abcf0b9cc9a60b35e9ef8c505724c969bb9b3f8427cb44b
SHA3-384 hash: 3c8ae38c01e1c005f2356c688ad349a8dbfb40e7458f43a4d5e0f4a27793cb8a94efc5973ffaba5480ce5da1a4846aca
SHA1 hash: dc41cf4a47223f4fa295ca4975f6fce0ff2b032d
MD5 hash: 6b07a25658e8f6280589b082807b1d42
humanhash: skylark-harry-friend-oscar
File name:mipsel
Download: download sample
Signature Mirai
Create hunting rule
File size:226'412 bytes
First seen:2025-12-15 19:12:36 UTC
Last seen:2025-12-17 02:22:25 UTC
File type: elf
MIME type:application/x-executable
ssdeep 6144:gwLRx6B6ghAse8dRtttoThGt/8+HlGjJC0/HxTUyktp7HpOx/4vwXQm3b:m2KbNOMm3
TLSH T1F4247386BFA03FFFD85ECC334295DB0A169C45061298BFB62A74D518B68B10E59D3C9C
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

Intelligence

File Origin
# of uploads :
3
# of downloads :
76
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31069.LX.BOT.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Gafgyt-9940653-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/69405dcb84afa5547b576552/reports/1115bcd5-ca37-425c-b429-c7fafd93e6eb/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-15T16:38:00Z UTC
Last seen:
2025-12-16T18:02:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/21f65a0f5404263e2abcf0b9cc9a60b35e9ef8c505724c969bb9b3f8427cb44b/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/beed4e69-fdc5-4e4c-89d3-9c8eabe285a0
Behavior Graph:
Download SVG
%3 guuid=9e35b596-1800-0000-196e-371a39070000 pid=1849 /usr/bin/sudo guuid=a4bd4199-1800-0000-196e-371a3c070000 pid=1852 /tmp/sample.bin guuid=9e35b596-1800-0000-196e-371a39070000 pid=1849->guuid=a4bd4199-1800-0000-196e-371a3c070000 pid=1852 execve guuid=bdc18f9a-1800-0000-196e-371a41070000 pid=1857 /usr/bin/dash guuid=a4bd4199-1800-0000-196e-371a3c070000 pid=1852->guuid=bdc18f9a-1800-0000-196e-371a41070000 pid=1857 clone
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/89d56e29-7468-4739-914f-7af92a0a36b9
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
48 / 100
Link:
https://www.joesandbox.com/analysis/1833349
Signature
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1833349 Sample: mipsel.elf Startdate: 15/12/2025 Architecture: LINUX Score: 48 14 54.247.62.1, 443, 57224 AMAZON-02US United States 2->14 16 Multi AV Scanner detection for submitted file 2->16 6 dash rm 2->6         started        8 dash tr 2->8         started        10 dash cut 2->10         started        12 8 other processes 2->12 signatures3 process4
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/21f65a0f5404263e2abcf0b9cc9a60b35e9ef8c505724c969bb9b3f8427cb44b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/21f65a0f5404263e2abcf0b9cc9a60b35e9ef8c505724c969bb9b3f8427cb44b/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-15 19:13:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
9 of 23 (39.13%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=eh3fud2uaqtd4kv46c44zgtawnpj56gfavzezfu3xgz7qqt4wrfq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery
Link:
https://tria.ge/reports/251215-xw68gazlaj/
Behaviour
System Network Configuration Discovery
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/6c9638dc-b0ee-43f3-8d6b-09e95af76e5c
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/21f65a0f5404263e2abcf0b9cc9a60b35e9ef8c505724c969bb9b3f8427cb44b

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: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 21f65a0f5404263e2abcf0b9cc9a60b35e9ef8c505724c969bb9b3f8427cb44b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3710118/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3710048/
  
URLhaus
https://urlhaus.abuse.ch/url/3732879/
  
URLhaus
https://urlhaus.abuse.ch/url/3732886/
  
URLhaus
https://urlhaus.abuse.ch/url/3734474/
  
URLhaus
https://urlhaus.abuse.ch/url/3734475/

Comments