MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b211a02e19aa0cf11e416dcf9d0c1420f90579da8d48020c28cd34692eff8bce. 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: 10


Intelligence 10 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b211a02e19aa0cf11e416dcf9d0c1420f90579da8d48020c28cd34692eff8bce
SHA3-384 hash: a13d6e06c815739a0bd38c3162fb3889425e7b3e8c633f954428f0dd0d308126bb60882c1c1d7879fd3fd40506550b92
SHA1 hash: 0bc0d48859910a69c0c73bf4ea071b894d089b19
MD5 hash: 410a395cc646e13838712a6eb171191a
humanhash: india-hamper-mountain-connecticut
File name:top1miku.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:62'844 bytes
First seen:2025-07-13 05:17:55 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:yhbKtFKi9GALUoqEhl7NyQczsK5BnFv4QXK0MGY7rcVVJuA:+i98oq4kb5bEtoVVQA
TLSH T10353020E1A5409F9D01AA47E37C877E587BE1F2BB2EE461E004FC1AA8D15F39B6536C4
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 UPX
File size (compressed) :62'844 bytes
File size (de-compressed) :202'324 bytes
Format:linux/mips
Unpacked file: fc5b9854942562fa5184b5c3d9f4f42dfa0adf9e4a815ed37c278a65dc2cac46

Intelligence

File Origin
# of uploads :
1
# of downloads :
17
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Clean
Score:
99.9%
Link:
https://cyber-fortress.com/docs/result/index.php?id=68734191c9eb97473768a69alinux22vpnfull_triage
Tags:
n/a
Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Opens a port
Runs as daemon
Connection attempt
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
botnet masquerade mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/68734194425a30d7acd84206/reports/e25a8716-5872-4e57-9f61-e07e0a0af088/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
UPX
Botnet:
196.251.66.32/HBTs
Number of open files:
37
Number of processes launched:
6
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b211a02e19aa0cf11e416dcf9d0c1420f90579da8d48020c28cd34692eff8bce
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/88148489-e77f-4543-be78-e921b7c4caf1
Behavior Graph:
Download SVG
%3 guuid=d7e6872d-1900-0000-2730-a0a34e0b0000 pid=2894 /usr/bin/sudo guuid=791c3830-1900-0000-2730-a0a3530b0000 pid=2899 /tmp/sample.bin guuid=d7e6872d-1900-0000-2730-a0a34e0b0000 pid=2894->guuid=791c3830-1900-0000-2730-a0a3530b0000 pid=2899 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/fe574d3c-6307-4e09-a31b-684bf4d2ac5b
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
64 / 100
Link:
https://www.joesandbox.com/analysis/1735089
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Uses dynamic DNS services
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1735089 Sample: top1miku.mips.elf Startdate: 13/07/2025 Architecture: LINUX Score: 64 22 top1miku.duckdns.org 2->22 24 top1miku.duckdns.org 196.251.66.32, 10036, 47430, 47432 ASDETUKhttpwwwheficedcomGB Seychelles 2->24 26 4 other IPs or domains 2->26 28 Multi AV Scanner detection for submitted file 2->28 30 Yara detected Gafgyt 2->30 32 Sample is packed with UPX 2->32 8 top1miku.mips.elf 2->8         started        10 python3.8 dpkg 2->10         started        signatures3 34 Uses dynamic DNS services 22->34 process4 process5 12 top1miku.mips.elf 8->12         started        14 top1miku.mips.elf 8->14         started        16 top1miku.mips.elf 8->16         started        process6 18 top1miku.mips.elf 12->18         started        20 top1miku.mips.elf 12->20         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b211a02e19aa0cf11e416dcf9d0c1420f90579da8d48020c28cd34692eff8bce
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b211a02e19aa0cf11e416dcf9d0c1420f90579da8d48020c28cd34692eff8bce/
Verdict:
Malicious
Threat:
Linux.Trojan.Gafgyt
Link:
https://tip.neiki.dev/file/b211a02e19aa0cf11e416dcf9d0c1420f90579da8d48020c28cd34692eff8bce
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-07-13 05:18:09 UTC
File Type:
ELF32 Big (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wii2alqzvigpchsbnxhz2daued4qk6o2rveaedbizu2gslx7rpha._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/250713-fzb33axyey/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/b6442add-c5bf-4e9a-9347-682551112547
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/b211a02e19aa0cf11e416dcf9d0c1420f90579da8d48020c28cd34692eff8bce

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: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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 b211a02e19aa0cf11e416dcf9d0c1420f90579da8d48020c28cd34692eff8bce

(this sample)

Mirai

elf fc5b9854942562fa5184b5c3d9f4f42dfa0adf9e4a815ed37c278a65dc2cac46

  
URLhaus
https://urlhaus.abuse.ch/url/3581123/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 fc5b9854942562fa5184b5c3d9f4f42dfa0adf9e4a815ed37c278a65dc2cac46
  
Dropping
MD5 039f9c4c755812142d91b7254cc653f3

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments