MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 421392caf59e71ed4c0fae0a399fa1b0babf7476caf38ff90e71076e1f8933c5. 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 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 421392caf59e71ed4c0fae0a399fa1b0babf7476caf38ff90e71076e1f8933c5
SHA3-384 hash: 8ddad1d849ae107751c915baa0f62835ff450a3f5af8eb6daae6277021a3138013541cca60831b13955accac07f0995e
SHA1 hash: d3b242786f705f58b6eedf22a3ed3bbf20a60b4c
MD5 hash: 3b3940dd199b614369cfd5a7fde590f0
humanhash: zebra-friend-fix-lamp
File name:S3o.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:148'796 bytes
First seen:2025-12-01 05:09:22 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:JjpvwdERKjZyMk9GBeRdUZraCX4Dq9r4:JjFwdERKjZyMRBUdUZeCX4O4
TLSH T13EE3E709BB610EF7D85BCD3B06F9170228CD595622F97B3AB530D418B64B25F2AE3C64
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 b2a9a313364beca9f0c8ca3bfa4309d39b836a0852cf7953ce379353983f28ba
File size (compressed) :50'520 bytes
File size (de-compressed) :148'796 bytes
Format:linux/mipsel
Packed file: b2a9a313364beca9f0c8ca3bfa4309d39b836a0852cf7953ce379353983f28ba

Intelligence

File Origin
# of uploads :
1
# of downloads :
81
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

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

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Changes access rights for a written file
Sends data to a server
DNS request
Changes access rights for a file
Connection attempt
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
botnet masquerade mirai obfuscated
Link:
https://www.filescan.io/uploads/692d23411b65ca0bb9288504/reports/ff99255b-96a0-4511-a468-662eec2d3ca9/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
not packed
Botnet:
unknown
Number of open files:
7
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/421392caf59e71ed4c0fae0a399fa1b0babf7476caf38ff90e71076e1f8933c5
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Gathering data
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1823330
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1823330 Sample: S3o.mpsl.elf Startdate: 01/12/2025 Architecture: LINUX Score: 72 26 169.254.169.254, 80 USDOSUS Reserved 2->26 28 109.202.202.202, 80 INIT7CH Switzerland 2->28 30 4 other IPs or domains 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Antivirus / Scanner detection for submitted sample 2->34 36 Multi AV Scanner detection for submitted file 2->36 38 Yara detected Mirai 2->38 8 S3o.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 process4 process5 16 S3o.mpsl.elf 8->16         started        18 S3o.mpsl.elf 8->18         started        20 S3o.mpsl.elf 8->20         started        process6 22 S3o.mpsl.elf 16->22         started        24 S3o.mpsl.elf 16->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/421392caf59e71ed4c0fae0a399fa1b0babf7476caf38ff90e71076e1f8933c5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/421392caf59e71ed4c0fae0a399fa1b0babf7476caf38ff90e71076e1f8933c5/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=iijzfsxvtzy62tapvyfdth5bwc5l65dwzlzy76iooedw4h4jgpcq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai defense_evasion discovery
Link:
https://tria.ge/reports/251201-ftwwaafn6s/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Verdict:
Malicious
Tags:
botnet mirai trojan gafgyt Unix.Trojan.Mirai-7100807-0
YARA:
Mirai_Botnet_Malware Linux_Trojan_Gafgyt_28a2fe0c Linux_Trojan_Gafgyt_ea92cca8 Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/1517c0c9-ad77-455c-a06f-24767cd81225
Please note that we are no longer able to provide a coverage score for Virus Total.

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
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:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
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 b2a9a313364beca9f0c8ca3bfa4309d39b836a0852cf7953ce379353983f28ba

Mirai

elf 421392caf59e71ed4c0fae0a399fa1b0babf7476caf38ff90e71076e1f8933c5

(this sample)

  
Dropped by
SHA256 b2a9a313364beca9f0c8ca3bfa4309d39b836a0852cf7953ce379353983f28ba
  
URLhaus
https://urlhaus.abuse.ch/url/3712130/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 abfae51fbea8095650ed03cf983a7576
  
URLhaus
https://urlhaus.abuse.ch/url/3713356/

Comments