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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b231dca721cce75dbc61fd4cba5f74f1ceadeeb53e77361a948bd41adb4beae9. 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: b231dca721cce75dbc61fd4cba5f74f1ceadeeb53e77361a948bd41adb4beae9
SHA3-384 hash: f30d3c596b885afa7adcb686c86f5a59d557f8f242a8ca0342c79248156dc4d4a98a1ea6bcfdac617ca01e51daff6582
SHA1 hash: 5094fe6c2c2ccb952ffa28d5479aecc9853adbe6
MD5 hash: ae7ac0533f290f6d6e18044403d95483
humanhash: pip-aspen-high-fanta
File name:boatnet.arm
Download: download sample
Signature Mirai
Create hunting rule
File size:189'376 bytes
First seen:2025-08-25 14:34:03 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:TbT5LCZZGh0dQlgJuj7csHuO4QKe5FefNIYlU6hh155rJ:TbTdCZ4hmQOJWw2uO4ve5F2IizrJ
TLSH T10B043A81FC414A23C6D711BBFA5E528D3B2A13E9D3DA72039D215F203B9A59F0D7BA41
telfhash t17d210d104a4c08acb3d4c3a492cd801f56f939f53f142a12ba2efb9e96418c1712c41a
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 2292bd3bb9dc1cae09c82552a0ec0f15359fb5c7ec1e21958070e3b78dac2a95
File size (compressed) :68'020 bytes
File size (de-compressed) :189'376 bytes
Format:linux/arm
Packed file: 2292bd3bb9dc1cae09c82552a0ec0f15359fb5c7ec1e21958070e3b78dac2a95

Intelligence

File Origin
# of uploads :
1
# of downloads :
61
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28886.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Unix.Dropper.Mirai-7136013-0
Create hunting rule

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

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

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Unix.Virus.Ladvix-10013865-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade rust threat
Link:
https://www.filescan.io/uploads/68ac748778188855afc930a5/reports/9951ba6d-c542-4f90-9f6b-b9a7b6fa351b/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
36
Number of processes launched:
3
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b231dca721cce75dbc61fd4cba5f74f1ceadeeb53e77361a948bd41adb4beae9
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
Link:
https://opentip.kaspersky.com/b231dca721cce75dbc61fd4cba5f74f1ceadeeb53e77361a948bd41adb4beae9/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/93e7f43d-55e9-4ead-90db-4fbddc1966d0
Behavior Graph:
Download SVG
%3 guuid=94d25403-1800-0000-e768-8aff650c0000 pid=3173 /usr/bin/sudo guuid=9ebffc06-1800-0000-e768-8aff660c0000 pid=3174 /tmp/sample.bin guuid=94d25403-1800-0000-e768-8aff650c0000 pid=3173->guuid=9ebffc06-1800-0000-e768-8aff660c0000 pid=3174 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c0e51302-dfa2-4bfc-bdef-aa8af7ac315a
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj
Score:
76 / 100
Link:
https://www.joesandbox.com/analysis/1764656
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample tries to kill multiple processes (SIGKILL)
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1764656 Sample: boatnet.arm.elf Startdate: 25/08/2025 Architecture: LINUX Score: 76 22 169.254.169.254, 80 USDOSUS Reserved 2->22 24 109.202.202.202, 80 INIT7CH Switzerland 2->24 26 3 other IPs or domains 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Antivirus / Scanner detection for submitted sample 2->30 32 Multi AV Scanner detection for submitted file 2->32 34 Yara detected Mirai 2->34 7 boatnet.arm.elf 2->7         started        9 xfce4-panel wrapper-2.0 2->9         started        11 dash rm 2->11         started        13 7 other processes 2->13 signatures3 process4 process5 15 boatnet.arm.elf 7->15         started        18 boatnet.arm.elf 7->18         started        20 boatnet.arm.elf 7->20         started        signatures6 36 Sample tries to kill multiple processes (SIGKILL) 15->36
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b231dca721cce75dbc61fd4cba5f74f1ceadeeb53e77361a948bd41adb4beae9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b231dca721cce75dbc61fd4cba5f74f1ceadeeb53e77361a948bd41adb4beae9/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-25 14:34:39 UTC
File Type:
ELF32 Little (Exe)
AV detection:
20 of 38 (52.63%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wiy5zjzbzttv3pdb7vglux3u6hhk33vvhz3tmguurpkbvw2l5luq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd defense_evasion discovery
Link:
https://tria.ge/reports/250825-rxrarahq3x/
Behaviour
Reads runtime system information
Writes file to system bin folder
Modifies Watchdog functionality
Malware Config
C2 Extraction:
103.191.63.195
Malware Family:
n/a
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Dropper.Mirai-7136013-0
YARA:
Linux_Trojan_Gafgyt_28a2fe0c Linux_Gafgyt_May_2024
Link:
https://app.threat.zone/submission/eed821c3-146c-40dd-83d3-61e806e4e534
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/b231dca721cce75dbc61fd4cba5f74f1ceadeeb53e77361a948bd41adb4beae9

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_AllMal_Detector
Create hunting rule
Author:DiegoAnalytics
Description:CrossPlatform All Malwares Detector: Detect PE, ELF, Mach-O, scripts, archives; overlay, obfuscation, encryption, spoofing, hiding, high entropy, network communication
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
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 2292bd3bb9dc1cae09c82552a0ec0f15359fb5c7ec1e21958070e3b78dac2a95

Mirai

elf b231dca721cce75dbc61fd4cba5f74f1ceadeeb53e77361a948bd41adb4beae9

(this sample)

  
Dropped by
SHA256 2292bd3bb9dc1cae09c82552a0ec0f15359fb5c7ec1e21958070e3b78dac2a95
  
URLhaus
https://urlhaus.abuse.ch/url/3606387/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 ee297cc93ee51a7fc457d11375354eaa
  
URLhaus
https://urlhaus.abuse.ch/url/3606273/

Comments