MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b2a9a313364beca9f0c8ca3bfa4309d39b836a0852cf7953ce379353983f28ba. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b2a9a313364beca9f0c8ca3bfa4309d39b836a0852cf7953ce379353983f28ba
SHA3-384 hash: 92d3f8343bd66a914ee71532ffb86401c63d6f102f4ec3d9554c40f92396808f0707d50346f494047b2ebabbe3f7726e
SHA1 hash: b0830d27e2e9aeb39e5651a57915bd9df4743eaa
MD5 hash: abfae51fbea8095650ed03cf983a7576
humanhash: moon-oxygen-sodium-aspen
File name:S3o.mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:50'520 bytes
First seen:2025-12-01 05:08:46 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:UVPEFUoG3LZ3abs+FIjN05WNDVVpjt5LL3MhQf3O6M6vu6whWu:kPEoZ3abs+Spoqt5fchW3FHw1
TLSH T12833F1A8ADE157D7CB3DCC3BA4CA17B77900B0E422AD9580532508CBBE780BAD946471
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
File size (compressed) :50'520 bytes
File size (de-compressed) :148'796 bytes
Format:linux/mipsel
Unpacked file: 421392caf59e71ed4c0fae0a399fa1b0babf7476caf38ff90e71076e1f8933c5

Intelligence

File Origin
# of uploads :
1
# of downloads :
80
Origin country :
DE DE
Vendor Threat Intelligence
Details
No details
Detection(s):
SecuriteInfo.com.Linux.Mirai-20.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Changes access rights for a written file
Sends data to a server
Receives data from a server
Changes access rights for a file
Runs as daemon
Opens a port
DNS request
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/692d22fbd0d5e7288b522c48/reports/6f6a1168-b285-48f0-a6a5-86cac5b5dcc1/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
Packer:
UPX
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/b2a9a313364beca9f0c8ca3bfa4309d39b836a0852cf7953ce379353983f28ba
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/42c216c9-1e31-4790-a3b8-ee88074b7886
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1823332
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1823332 Sample: S3o.mpsl.elf Startdate: 01/12/2025 Architecture: LINUX Score: 76 26 169.254.169.254, 80 USDOSUS Reserved 2->26 28 vcute69.bounceme.net 41.216.189.88, 12121, 40560, 40562 AS40676US South Africa 2->28 30 3 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 2 other signatures 2->38 8 S3o.mpsl.elf 2->8         started        10 dash rm 2->10         started        12 dash cat 2->12         started        14 9 other processes 2->14 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/b2a9a313364beca9f0c8ca3bfa4309d39b836a0852cf7953ce379353983f28ba
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b2a9a313364beca9f0c8ca3bfa4309d39b836a0852cf7953ce379353983f28ba/
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wku2gezwjpwkt4gizi57uqyj2onyg2qiklhxsu6og6jvhgb7fc5a._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/251201-fs8hpawmgq/
Behaviour
Reads runtime system information
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/8134f1ab-ce22-4418-9adc-67633f8f3534
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: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: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 b2a9a313364beca9f0c8ca3bfa4309d39b836a0852cf7953ce379353983f28ba

(this sample)

Mirai

elf 421392caf59e71ed4c0fae0a399fa1b0babf7476caf38ff90e71076e1f8933c5

  
URLhaus
https://urlhaus.abuse.ch/url/3712130/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 421392caf59e71ed4c0fae0a399fa1b0babf7476caf38ff90e71076e1f8933c5
  
Dropping
MD5 3b3940dd199b614369cfd5a7fde590f0
  
URLhaus
https://urlhaus.abuse.ch/url/3713356/

Comments