MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 03812e2abfe777fe040296d536eb77d577c86f835e4a282da6343370b7603ae0. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 03812e2abfe777fe040296d536eb77d577c86f835e4a282da6343370b7603ae0
SHA3-384 hash: 560aa1d424278a72bc5196af78bc9bf23f67c3e032ae82255169968bde0c655fc2005fd44c71b870699e2ca725888d10
SHA1 hash: 6096497dd6cbe7ff57bb2c0c5334ba62237088f9
MD5 hash: 73f85deda1d37ebd6c7ef70f372aaf03
humanhash: grey-edward-fanta-tennis
File name:Orbt.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:249'484 bytes
First seen:2025-10-23 17:27:44 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:D6gHNpOKjPSdZeAH27S9JgXUnpPE3lUNxUzin9Mf+JCXntMe:ugnrrSdZeH7ygXUWl+xUWMoEntr
TLSH T1B434080AABA10EFBE8AFCD3306E9070124CC645722A57F757274D918F54B64B5AE3C78
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 7c494aec003ec55fae39407236cb97ec1f82ac8a2d333e94445ee8f43f1379d3
File size (compressed) :78'772 bytes
File size (de-compressed) :249'484 bytes
Format:linux/mipsel
Packed file: 7c494aec003ec55fae39407236cb97ec1f82ac8a2d333e94445ee8f43f1379d3

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
Origin country :
NL NL
Vendor Threat Intelligence
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.Dropper.Mirai-10007027-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
DNS request
Connection attempt
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade obfuscated
Link:
https://www.filescan.io/uploads/68fa65ce11ff3db29f673a27/reports/1f4be31a-c7dd-4675-bb61-a33edf59fa59/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-10-23T15:39:00Z UTC
Last seen:
2025-10-23T20:21:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/03812e2abfe777fe040296d536eb77d577c86f835e4a282da6343370b7603ae0/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/e72e2a18-436a-4e00-b6e9-5084acca029f
Behavior Graph:
Download SVG
%3 guuid=40b58b16-1b00-0000-5c1b-4c1fa50b0000 pid=2981 /usr/bin/sudo guuid=65e67118-1b00-0000-5c1b-4c1fac0b0000 pid=2988 /tmp/sample.bin guuid=40b58b16-1b00-0000-5c1b-4c1fa50b0000 pid=2981->guuid=65e67118-1b00-0000-5c1b-4c1fac0b0000 pid=2988 execve
Gathering data
Result
Threat name:
Gafgyt
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1800802
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Uses dynamic DNS services
Yara detected Gafgyt
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1800802 Sample: Orbt.mpsl.elf Startdate: 23/10/2025 Architecture: LINUX Score: 68 26 mirailoversddos.duckdns.org 2->26 28 169.254.169.254, 80 USDOSUS Reserved 2->28 30 4 other IPs or domains 2->30 32 Antivirus / Scanner detection for submitted sample 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 Yara detected Gafgyt 2->36 8 Orbt.mpsl.elf 2->8         started        10 dash rm 2->10         started        12 dash rm 2->12         started        14 python3.8 dpkg 2->14         started        signatures3 38 Uses dynamic DNS services 26->38 process4 process5 16 Orbt.mpsl.elf 8->16         started        18 Orbt.mpsl.elf 8->18         started        20 Orbt.mpsl.elf 8->20         started        process6 22 Orbt.mpsl.elf 16->22         started        24 Orbt.mpsl.elf 16->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/03812e2abfe777fe040296d536eb77d577c86f835e4a282da6343370b7603ae0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/03812e2abfe777fe040296d536eb77d577c86f835e4a282da6343370b7603ae0/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-10-23 17:28:36 UTC
File Type:
ELF32 Little (Exe)
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=aoas4kv745374bacs3ktn23x2v34q34dlzfcqlnggqzxbn3ahlqa._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery
Link:
https://tria.ge/reports/251023-v2a14sgr4s/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7100807-0
YARA:
n/a
Link:
https://app.threat.zone/submission/33a16e6e-e011-47a1-b4f1-875c4491d978
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/03812e2abfe777fe040296d536eb77d577c86f835e4a282da6343370b7603ae0

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_XORed_Mozilla_Oct19
Create hunting rule
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Create hunting rule
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
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 7c494aec003ec55fae39407236cb97ec1f82ac8a2d333e94445ee8f43f1379d3

Mirai

elf 03812e2abfe777fe040296d536eb77d577c86f835e4a282da6343370b7603ae0

(this sample)

  
Dropped by
SHA256 7c494aec003ec55fae39407236cb97ec1f82ac8a2d333e94445ee8f43f1379d3
  
URLhaus
https://urlhaus.abuse.ch/url/3682149/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 97e0c8cc1768552d968622905c45b9f8
  
URLhaus
https://urlhaus.abuse.ch/url/3684966/

Comments