MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c8a5c3f1e1e7b16ca28e3fe783c3115ea06824be5e6a0111cf6b8c45a3c3bf07. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c8a5c3f1e1e7b16ca28e3fe783c3115ea06824be5e6a0111cf6b8c45a3c3bf07
SHA3-384 hash: a88311edc6368527857c2c1c925850088f8654b8598aea82c865070320e6fe94b6c252f12000e57d8f84d366709a8311
SHA1 hash: e0ef38ec91e06f1689f515eb68b062d4760a3ac7
MD5 hash: 0fc88cce0333b91a3ced2af8d58db881
humanhash: mars-xray-lamp-quebec
File name:boatnet.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:21'500 bytes
First seen:2025-11-13 17:26:33 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 384:Mg/Lpj8s/qPui8uZxoIA57RWQjJiEVi+ZkXadmTb+502F2vwA9dWuMW21bAK1oT9:598o08kxofBE+ZkXaITbp2F2TWul0c5B
TLSH T149A2D015BF28868BC832397545D9F6D22392FD61F2DDCC092940D16FB4A33E95870E86
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) :21'500 bytes
File size (de-compressed) :49'936 bytes
Format:linux/i386
Unpacked file: fe5dafc3f13aa3ae0c060a94e53ab303dbe4c9c88a33cd979556e918c4120b78

Intelligence

File Origin
# of uploads :
1
# of downloads :
43
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-9955234-0
Create hunting rule

Unix.Trojan.Mirai-9955275-0
Create hunting rule

Unix.Trojan.Mirai-9956548-0
Create hunting rule

Unix.Trojan.Mirai-9959025-0
Create hunting rule

Unix.Dropper.Mirai-9961391-0
Create hunting rule

Unix.Trojan.Mirai-9973342-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Runs as daemon
Connection attempt
Sends data to a server
Gathering data
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/c8a5c3f1e1e7b16ca28e3fe783c3115ea06824be5e6a0111cf6b8c45a3c3bf07
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
type:Mirai 31.58.247.201:3778
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-13T14:44:00Z UTC
Last seen:
2025-11-15T02:53:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/c8a5c3f1e1e7b16ca28e3fe783c3115ea06824be5e6a0111cf6b8c45a3c3bf07/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/abc12a79-5b8c-428d-a3d4-73c526dd500d
Behavior Graph:
Download SVG
%3 guuid=8c0cf7de-1900-0000-343c-a9184a070000 pid=1866 /usr/bin/sudo guuid=d96b9ce1-1900-0000-343c-a9184f070000 pid=1871 /tmp/sample.bin net guuid=8c0cf7de-1900-0000-343c-a9184a070000 pid=1866->guuid=d96b9ce1-1900-0000-343c-a9184f070000 pid=1871 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=d96b9ce1-1900-0000-343c-a9184f070000 pid=1871->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=03ff05e2-1900-0000-343c-a91851070000 pid=1873 /tmp/sample.bin zombie guuid=d96b9ce1-1900-0000-343c-a9184f070000 pid=1871->guuid=03ff05e2-1900-0000-343c-a91851070000 pid=1873 clone guuid=e3b709e2-1900-0000-343c-a91853070000 pid=1875 /tmp/sample.bin guuid=d96b9ce1-1900-0000-343c-a9184f070000 pid=1871->guuid=e3b709e2-1900-0000-343c-a91853070000 pid=1875 clone guuid=56a60de2-1900-0000-343c-a91854070000 pid=1876 /tmp/sample.bin net send-data zombie guuid=d96b9ce1-1900-0000-343c-a9184f070000 pid=1871->guuid=56a60de2-1900-0000-343c-a91854070000 pid=1876 clone guuid=56a60de2-1900-0000-343c-a91854070000 pid=1876->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con 8a856a65-08d1-570f-8a3d-35255236e414 31.58.247.201:3778 guuid=56a60de2-1900-0000-343c-a91854070000 pid=1876->8a856a65-08d1-570f-8a3d-35255236e414 send: 5B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/41879cc7-6ab6-488c-99da-5104de81e338
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
spre.troj.evad
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1813538
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: 1813538 Sample: boatnet.x86.elf Startdate: 13/11/2025 Architecture: LINUX Score: 72 24 31.58.247.201, 3778, 56062 RASANAIR Iran (ISLAMIC Republic Of) 2->24 26 daisy.ubuntu.com 2->26 28 Malicious sample detected (through community Yara rule) 2->28 30 Multi AV Scanner detection for submitted file 2->30 32 Yara detected Mirai 2->32 34 Sample is packed with UPX 2->34 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 36 Sample tries to kill multiple processes (SIGKILL) 15->36
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/c8a5c3f1e1e7b16ca28e3fe783c3115ea06824be5e6a0111cf6b8c45a3c3bf07
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c8a5c3f1e1e7b16ca28e3fe783c3115ea06824be5e6a0111cf6b8c45a3c3bf07/
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-13 17:27:27 UTC
File Type:
ELF32 Little (Exe)
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zcs4h4pb46ywziuoh7tyhqyrl2qgqjf6lzvaceopnogeli6dx4dq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd botnet defense_evasion discovery linux upx
Link:
https://tria.ge/reports/251113-v1kh6aykh1/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
Verdict:
Malicious
Tags:
trojan gafgyt Unix.Trojan.Mirai-9955234-0
YARA:
Linux_Trojan_Gafgyt_ea92cca8
Link:
https://app.threat.zone/submission/7a72c64e-8f39-44fa-bf4e-ee2888ba9cdc
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/c8a5c3f1e1e7b16ca28e3fe783c3115ea06824be5e6a0111cf6b8c45a3c3bf07

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:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
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 c8a5c3f1e1e7b16ca28e3fe783c3115ea06824be5e6a0111cf6b8c45a3c3bf07

(this sample)

Mirai

elf fe5dafc3f13aa3ae0c060a94e53ab303dbe4c9c88a33cd979556e918c4120b78

  
URLhaus
https://urlhaus.abuse.ch/url/3704493/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 fe5dafc3f13aa3ae0c060a94e53ab303dbe4c9c88a33cd979556e918c4120b78
  
Dropping
MD5 c68941d134be1e8cc8189f8cfcce63c0

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