MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b18b6021c28ea80a225376535b682e2f3a581940328dbe47d9019672da7e29b0. 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: b18b6021c28ea80a225376535b682e2f3a581940328dbe47d9019672da7e29b0
SHA3-384 hash: 5be7335df4fb3807ceb10fd3ef93cfda19c2e6096f3360f0b32e1c5dcccdc992cf8137dad27ad6bffa6f2759dc2ce7d2
SHA1 hash: 101cb0e053645ce2c992835dbd24e8cac0972b0b
MD5 hash: ec68e4f8abbb8796a811768e847f9b77
humanhash: muppet-iowa-louisiana-alabama
File name:arc
Download: download sample
Signature Mirai
Create hunting rule
File size:190'132 bytes
First seen:2025-12-29 00:42:32 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:TWN8CaqqZ6PKPbdiM6lWL6K8L0vBYGObLWgICvYlOE+ub01qMq:CNoqC2WELOqVb0CvYllMq
TLSH T15404BEA3B70B28D1C86006F807CB5F9D6A2321138DA7D6E3BC5F35396A365DE25163E1
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 :
1
# of downloads :
92
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-6.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7135897-0
Create hunting rule

Unix.Dropper.Mirai-7135901-0
Create hunting rule

Unix.Dropper.Mirai-7135909-0
Create hunting rule

Unix.Trojan.Mirai-7135916-0
Create hunting rule

Unix.Dropper.Mirai-7135918-0
Create hunting rule

Unix.Dropper.Mirai-7135954-0
Create hunting rule

Unix.Dropper.Mirai-7136016-0
Create hunting rule

Unix.Dropper.Mirai-7136028-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Dropper.Mirai-10007027-0
Create hunting rule

Unix.Trojan.Mirai-10009361-0
Create hunting rule

Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
obfuscated
Link:
https://www.filescan.io/uploads/6951cea62fb7bb52ca80355a/reports/c46dabcf-b635-4ad7-8734-53ac1b8d5bfe/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-12-28T22:52:00Z UTC
Last seen:
2025-12-29T02:31:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b18b6021c28ea80a225376535b682e2f3a581940328dbe47d9019672da7e29b0/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ea79d21f-6f99-4230-8c6a-f99bc58beeef
Behavior Graph:
Download SVG
%3 guuid=b1fb3a7e-1900-0000-12bc-d9cd1b090000 pid=2331 /usr/bin/sudo guuid=fdf18381-1900-0000-12bc-d9cd24090000 pid=2340 /tmp/sample.bin guuid=b1fb3a7e-1900-0000-12bc-d9cd1b090000 pid=2331->guuid=fdf18381-1900-0000-12bc-d9cd24090000 pid=2340 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e08ba617-807e-486c-b8ae-bdf0b26d31e1
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1841061
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b18b6021c28ea80a225376535b682e2f3a581940328dbe47d9019672da7e29b0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b18b6021c28ea80a225376535b682e2f3a581940328dbe47d9019672da7e29b0/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-29 00:43:17 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wgfwaiocr2uauistozjvw2bof45fqgkagkg34r6zaglhfwt6fgya._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251229-a2173sfx6b/
Malware Config
C2 Extraction:
teamc2.duckdns.org
Verdict:
Malicious
Tags:
backdoor Unix.Trojan.Mirai-7100807-0
YARA:
MAL_ELF_Xlogin_Nov24_1
Link:
https://app.threat.zone/submission/bccc0d76-3324-4b3e-a819-8689c590cea3
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/b18b6021c28ea80a225376535b682e2f3a581940328dbe47d9019672da7e29b0

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:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:MAL_ELF_Xlogin_Nov24_1
Create hunting rule
Author:Florian Roth
Description:Detects xlogin backdoor samples
Reference:https://blog.sekoia.io/solving-the-7777-botnet-enigma-a-cybersecurity-quest/
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 b18b6021c28ea80a225376535b682e2f3a581940328dbe47d9019672da7e29b0

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3722811/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3719323/
  
URLhaus
https://urlhaus.abuse.ch/url/3722812/

Comments