MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9637633bd1a0b2f9f4caabdf6bec6813c226e8e59a40dd135a3616c7fcce6c9b. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9637633bd1a0b2f9f4caabdf6bec6813c226e8e59a40dd135a3616c7fcce6c9b
SHA3-384 hash: 6108451d98ae33451e605ae616fcac263eb6eb53e68ccbbcdee542b847df375b3b6b5f0df35f95242ca6f0bdff769f4a
SHA1 hash: 984748befc5985e9386568544a702da59d6d6ca9
MD5 hash: aacf16df70b35378da29450ee527c7e3
humanhash: seventeen-queen-yellow-leopard
File name:S3o.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:45'440 bytes
First seen:2025-12-01 12:26:12 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:Tpf/8KshvtflEvvMYx/jXZTTRhSpwyI+DHJ7l9kn9AZCPgXmvlTd08n75DOnbcuh:9/yFfKMs/jNTRhS1LHJTSzg2F75Knouh
TLSH T1A013E1A3D1C14F8DC85D80781DFF3E869E24E6AD9EB806F01AC065314956B763BAC693
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) :45'440 bytes
File size (de-compressed) :100'660 bytes
Format:linux/i386
Unpacked file: 7cee51cf30d332a319b127bc8b3d6cff7c07d9e069ac0021f8c16c81c9cab036

Intelligence

File Origin
# of uploads :
1
# of downloads :
30
Origin country :
DE DE
Vendor Threat Intelligence
Details
No details
Detection(s):
Unix.Dropper.Mirai-7135858-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Sends data to a server
Runs as daemon
Opens a port
DNS request
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
masquerade mirai obfuscated packed upx
Link:
https://www.filescan.io/uploads/692d8968d0d5e7288b52d4db/reports/5ec9164b-77ef-42cd-9a3d-69de1deae3c2/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
46
Number of processes launched:
6
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/9637633bd1a0b2f9f4caabdf6bec6813c226e8e59a40dd135a3616c7fcce6c9b
Behaviour
Information Gathering
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7c53903e-c0b2-42a2-b18f-4cc5501fe37b
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
68 / 100
Link:
https://www.joesandbox.com/analysis/1823546
Signature
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: 1823546 Sample: S3o.x86.elf Startdate: 01/12/2025 Architecture: LINUX Score: 68 26 169.254.169.254, 80 USDOSUS Reserved 2->26 28 109.202.202.202, 80 INIT7CH Switzerland 2->28 30 5 other IPs or domains 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 Yara detected Mirai 2->36 38 Sample is packed with UPX 2->38 8 S3o.x86.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.x86.elf 8->16         started        18 S3o.x86.elf 8->18         started        20 S3o.x86.elf 8->20         started        process6 22 S3o.x86.elf 16->22         started        24 S3o.x86.elf 16->24         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/9637633bd1a0b2f9f4caabdf6bec6813c226e8e59a40dd135a3616c7fcce6c9b
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/9637633bd1a0b2f9f4caabdf6bec6813c226e8e59a40dd135a3616c7fcce6c9b/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-01 11:47:29 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 36 (52.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=sy3wgo6ruczpt5gkvppwx3dicpbcn2hftjan2e22gylmp7gonsnq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/251201-pma5nsbn71/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Malware Config
C2 Extraction:
vserge42.bounceme.net
Verdict:
Malicious
Tags:
Unix.Dropper.Mirai-7135858-0
YARA:
n/a
Link:
https://app.threat.zone/submission/caa80d66-abae-42a5-8c2d-0ed2a6788e19
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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
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 9637633bd1a0b2f9f4caabdf6bec6813c226e8e59a40dd135a3616c7fcce6c9b

(this sample)

Mirai

elf 7cee51cf30d332a319b127bc8b3d6cff7c07d9e069ac0021f8c16c81c9cab036

  
URLhaus
https://urlhaus.abuse.ch/url/3717852/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 7cee51cf30d332a319b127bc8b3d6cff7c07d9e069ac0021f8c16c81c9cab036
  
Dropping
MD5 7a7bea939507b660f964d7111933ba16

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