MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 21ce5a7caef5b6b4eef88e8045fb846184d6cb5cf339c2eb567d876a66f5bc9b. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 21ce5a7caef5b6b4eef88e8045fb846184d6cb5cf339c2eb567d876a66f5bc9b
SHA3-384 hash: 9f86aed85c23cee1b30fa7a10da588bdfe7767ce930b20b2c1cb61d76cc4ecc224d5afd8352e9c2d9d550cd0c473d9db
SHA1 hash: 65a52394d715a77c709014038d15fcf337701f28
MD5 hash: 919a7444114b0191d1932d015a040d81
humanhash: mockingbird-fifteen-chicken-king
File name:boatnet.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:23'784 bytes
First seen:2025-07-17 22:59:15 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 384:neD8ZSH2LLZUYyGZbsOiTrowSN9rnZMINlphQ/HYtui7gmdzJgGlzDpH7uNj1JAG:neD8ZSWvZHZbs1row697qohQvg9UizJs
TLSH T199B2DF3C1B111B98DE1EC0BE839D1B603CB41B2591829D4B6217FDD7AF9A8B47453BE8
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) :23'784 bytes
File size (de-compressed) :71'544 bytes
Format:linux/mips
Unpacked file: 3ebd40448f7f8b6e1ae44386d652c12fb4059a11e1d941c77e6688004ca222b2

Intelligence

File Origin
# of uploads :
1
# of downloads :
24
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9955695-0
Create hunting rule

Unix.Trojan.Mirai-9955722-0
Create hunting rule

Unix.Trojan.Mirai-9956194-0
Create hunting rule

Unix.Dropper.Mirai-9971652-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Runs as daemon
Sends data to a server
Connection attempt
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
packed upx
Link:
https://www.filescan.io/uploads/687980908a7d628a81b545f0/reports/1d3a045c-4e68-4c05-87ac-160416ba4c8e/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
mips
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/21ce5a7caef5b6b4eef88e8045fb846184d6cb5cf339c2eb567d876a66f5bc9b
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
type:Mirai 87.121.84.75:3778
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/1453c2d9-ca36-4dac-9d83-7ae46e626e9e
Behavior Graph:
Download SVG
%3 guuid=75949fb7-1900-0000-b39f-2fdba8090000 pid=2472 /usr/bin/sudo guuid=fbe862b9-1900-0000-b39f-2fdbaf090000 pid=2479 /tmp/sample.bin guuid=75949fb7-1900-0000-b39f-2fdba8090000 pid=2472->guuid=fbe862b9-1900-0000-b39f-2fdbaf090000 pid=2479 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/3c724872-5633-4261-8fde-5fc6b22d763f
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1739230
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: 1739230 Sample: boatnet.mips.elf Startdate: 18/07/2025 Architecture: LINUX Score: 72 24 169.254.169.254, 80 USDOSUS Reserved 2->24 26 87.121.84.75, 3778, 39474 SKATTV-ASBG Bulgaria 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.mips.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.mips.elf 7->15         started        18 boatnet.mips.elf 7->18         started        20 boatnet.mips.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/21ce5a7caef5b6b4eef88e8045fb846184d6cb5cf339c2eb567d876a66f5bc9b
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/21ce5a7caef5b6b4eef88e8045fb846184d6cb5cf339c2eb567d876a66f5bc9b/
Verdict:
Malicious
Threat:
Linux.PUA.Multiverze
Link:
https://tip.neiki.dev/file/21ce5a7caef5b6b4eef88e8045fb846184d6cb5cf339c2eb567d876a66f5bc9b
Threat name:
Linux.PUA.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2025-07-17 21:22:10 UTC
File Type:
ELF32 Big (Exe)
AV detection:
25 of 38 (65.79%)
Threat level:
  1/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ehhfu7fo6w3lj3xyr2ael64emgcnns246m44f22wpwdwuzxvxsnq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet defense_evasion discovery upx
Link:
https://tria.ge/reports/250717-2y484sgp81/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-9955695-0
YARA:
n/a
Link:
https://app.threat.zone/submission/23a0fff5-9d57-4e30-bc4b-01324ff7de13
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.23
Link:
https://yomi.yoroi.company/submissions/21ce5a7caef5b6b4eef88e8045fb846184d6cb5cf339c2eb567d876a66f5bc9b

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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)
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 21ce5a7caef5b6b4eef88e8045fb846184d6cb5cf339c2eb567d876a66f5bc9b

(this sample)

Mirai

elf 3ebd40448f7f8b6e1ae44386d652c12fb4059a11e1d941c77e6688004ca222b2

  
URLhaus
https://urlhaus.abuse.ch/url/3585214/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 3ebd40448f7f8b6e1ae44386d652c12fb4059a11e1d941c77e6688004ca222b2
  
Dropping
MD5 32123951c46b0feec18619955eb02305

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_NXMissing Non-Executable Memory Protectioncritical
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments