MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9b3ac5f7f52633479bcc2d5d853ab38bb326ed52a7b9acca47a80cfb403909bd. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 9b3ac5f7f52633479bcc2d5d853ab38bb326ed52a7b9acca47a80cfb403909bd
SHA3-384 hash: 698f36d0ea5412bb1b656f5eba3dd76cbccd26df3e7cfdbae37d761238ed6cf4c94f8b699874ce14df9e4cceb5482334
SHA1 hash: 9a5522151c96657158fa159412e5dc73806e0a04
MD5 hash: bfc9d36d12119201be8feb0861f2bc0b
humanhash: don-nuts-gee-stream
File name:boatnet.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:54'760 bytes
First seen:2026-01-31 16:27:19 UTC
Last seen:2026-01-31 17:28:04 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:MOqQz8XNJpKOxJchUSI4ALVfE8pghBEXoFxJi:fz8XNrxSI4dQghGXo3Ji
TLSH T10433022E5F985534D09257369E724CB37686B0E2ADCB59B6A18CEB1C207313E93D4A0D
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) :54'760 bytes
File size (de-compressed) :124'164 bytes
Format:linux/i386
Unpacked file: 73f5c177a94f7ab29d11bdb1562bc7e7d8285866e55abd8c5f3488118880bc37

Intelligence

File Origin
# of uploads :
2
# of downloads :
41
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/8f3751b2-c042-4fd2-8f32-f1f03c0b79d9/
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/697e2d8b16ebb08a94663a8a/reports/387948bc-ed2f-4f00-99e1-b2e2af18bbc5/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
UPX
Botnet:
unknown
Number of open files:
1
Number of processes launched:
4
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/9b3ac5f7f52633479bcc2d5d853ab38bb326ed52a7b9acca47a80cfb403909bd
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
type:Mirai 130.193.34.57:3778
UDP botnet C2(s):
not identified
Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-28T22:29:00Z UTC
Last seen:
2026-01-29T15:30:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/9b3ac5f7f52633479bcc2d5d853ab38bb326ed52a7b9acca47a80cfb403909bd/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ae3942c2-637c-4046-ae8c-25ad0e2ef373
Behavior Graph:
Download SVG
%3 guuid=70151ac2-1e00-0000-55e0-66f740140000 pid=5184 /usr/bin/sudo guuid=f739f0c5-1e00-0000-55e0-66f741140000 pid=5185 /tmp/sample.bin net guuid=70151ac2-1e00-0000-55e0-66f740140000 pid=5184->guuid=f739f0c5-1e00-0000-55e0-66f741140000 pid=5185 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=f739f0c5-1e00-0000-55e0-66f741140000 pid=5185->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=19d062c6-1e00-0000-55e0-66f742140000 pid=5186 /tmp/sample.bin zombie guuid=f739f0c5-1e00-0000-55e0-66f741140000 pid=5185->guuid=19d062c6-1e00-0000-55e0-66f742140000 pid=5186 clone guuid=352c67c6-1e00-0000-55e0-66f743140000 pid=5187 /tmp/sample.bin guuid=f739f0c5-1e00-0000-55e0-66f741140000 pid=5185->guuid=352c67c6-1e00-0000-55e0-66f743140000 pid=5187 clone guuid=d48d6ac6-1e00-0000-55e0-66f744140000 pid=5188 /tmp/sample.bin net send-data zombie guuid=f739f0c5-1e00-0000-55e0-66f741140000 pid=5185->guuid=d48d6ac6-1e00-0000-55e0-66f744140000 pid=5188 clone guuid=d48d6ac6-1e00-0000-55e0-66f744140000 pid=5188->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 857dd2fa-206e-5f5c-bf2e-6feceafcf231 130.193.34.57:3778 guuid=d48d6ac6-1e00-0000-55e0-66f744140000 pid=5188->857dd2fa-206e-5f5c-bf2e-6feceafcf231 send: 5B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/659b1faf-7917-4b2b-bcd4-8326808a0988
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1860937
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1860937 Sample: boatnet.x86.elf Startdate: 31/01/2026 Architecture: LINUX Score: 72 24 130.193.34.57, 3778, 59726 YANDEXCLOUDRU Russian Federation 2->24 26 185.125.190.26, 443 CANONICAL-ASGB United Kingdom 2->26 28 daisy.ubuntu.com 2->28 30 Malicious sample detected (through community Yara rule) 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 Yara detected Mirai 2->34 36 Sample is packed with UPX 2->36 7 boatnet.x86.elf 2->7         started        9 xfce4-panel wrapper-2.0 2->9         started        11 xfce4-panel wrapper-2.0 2->11         started        13 7 other processes 2->13 signatures3 process4 process5 15 boatnet.x86.elf 7->15         started        18 boatnet.x86.elf 7->18         started        20 boatnet.x86.elf 7->20         started        22 wrapper-2.0 xfpm-power-backlight-helper 9->22         started        signatures6 38 Sample tries to kill multiple processes (SIGKILL) 15->38
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/9b3ac5f7f52633479bcc2d5d853ab38bb326ed52a7b9acca47a80cfb403909bd
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/9b3ac5f7f52633479bcc2d5d853ab38bb326ed52a7b9acca47a80cfb403909bd/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-29 03:14:54 UTC
File Type:
ELF32 Little (Exe)
AV detection:
21 of 36 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tm5ml57veyzupg6mfvoykovtrozsn3ksu642zsshvagpwqbzbg6q._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
defense_evasion discovery linux upx
Link:
https://tria.ge/reports/260131-tyez8acx6h/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/9b3ac5f7f52633479bcc2d5d853ab38bb326ed52a7b9acca47a80cfb403909bd

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
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:UPXProtectorv10x2
Create hunting rule
Author:malware-lu
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

sh 95e905566ec8556ffbb9b909719ae505d66a53c33513434366d354f7248462a1

Mirai

sh 8b5d5b7d29590f6700afe2300561b4d62466038a000c5f328b93ce2129a21a82

Mirai

elf 9b3ac5f7f52633479bcc2d5d853ab38bb326ed52a7b9acca47a80cfb403909bd

(this sample)

Mirai

elf 73f5c177a94f7ab29d11bdb1562bc7e7d8285866e55abd8c5f3488118880bc37

  
URLhaus
https://urlhaus.abuse.ch/url/3766660/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 73f5c177a94f7ab29d11bdb1562bc7e7d8285866e55abd8c5f3488118880bc37
  
Dropping
MD5 11b10acca7065dd4f11aa5b59d589753
  
Dropped by
SHA256 8b5d5b7d29590f6700afe2300561b4d62466038a000c5f328b93ce2129a21a82
  
Dropped by
MD5 ae0eb577e5d6551d153d35257fa88bdd
  
URLhaus
https://urlhaus.abuse.ch/url/3766658/

Comments