MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8e91b4ef4b79a7d4c490983cbac45b46425fb53fa9c11196f781c7cd8412eb4d. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8e91b4ef4b79a7d4c490983cbac45b46425fb53fa9c11196f781c7cd8412eb4d
SHA3-384 hash: 63d9a667dc504fa9a226dd42dcb3f99e32adf9993ec872f3fc063400b37e0cc70facbbbb5ba3b2e84d3c9bfdc6b4f00c
SHA1 hash: 286bdd8224bd66426905f21ec1b4947a16e3f12e
MD5 hash: d9418fc1818f490e48cad4e9e9651c03
humanhash: angel-moon-leopard-four
File name:boatnet.x86
Download: download sample
Signature Mirai
Create hunting rule
File size:21'500 bytes
First seen:2026-03-24 15:42:05 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 384:Mg9Lpj8s/qPui8uZxoIA57RWQjJiEVi+ZkdaqOKV14b+502F2vwA9dWuMW21bAKj:798o08kxofBE+ZkdaqGbp2F2TWul0c5+
TLSH T115A2E055BF1886CFC832293455D9EAD62256FC72F2DCDC096940C16FB4B33A95830F8A
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: d8cfd9133b8d9499f74b128b17ad353a02e5d69327e6b230ab53601577387a11

Intelligence

File Origin
# of uploads :
1
# of downloads :
37
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/284672cb-4c7b-4062-936c-58a17621d7fc/
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
Runs as daemon
Connection attempt
Sends data to a server
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade packed upx
Link:
https://www.filescan.io/uploads/69c2b0e68ec31aa956a5a526/reports/def7d5e0-5077-4b79-8595-ac24795e8c78/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/8e91b4ef4b79a7d4c490983cbac45b46425fb53fa9c11196f781c7cd8412eb4d
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
type:Mirai 45.138.180.205:3778
UDP botnet C2(s):
not identified
Result
Gathering data
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-03-22T17:18:00Z UTC
Last seen:
2026-03-22T18:11:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/8e91b4ef4b79a7d4c490983cbac45b46425fb53fa9c11196f781c7cd8412eb4d/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/18d30930-cb48-44ce-8739-25a0a3a7a675
Behavior Graph:
Download SVG
%3 guuid=fce3edb1-1900-0000-7dbd-e6929f0c0000 pid=3231 /usr/bin/sudo guuid=61f9dfb4-1900-0000-7dbd-e692a60c0000 pid=3238 /tmp/sample.bin net guuid=fce3edb1-1900-0000-7dbd-e6929f0c0000 pid=3231->guuid=61f9dfb4-1900-0000-7dbd-e692a60c0000 pid=3238 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=61f9dfb4-1900-0000-7dbd-e692a60c0000 pid=3238->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con guuid=f9b727b5-1900-0000-7dbd-e692a80c0000 pid=3240 /tmp/sample.bin zombie guuid=61f9dfb4-1900-0000-7dbd-e692a60c0000 pid=3238->guuid=f9b727b5-1900-0000-7dbd-e692a80c0000 pid=3240 clone guuid=457534b5-1900-0000-7dbd-e692a90c0000 pid=3241 /tmp/sample.bin guuid=61f9dfb4-1900-0000-7dbd-e692a60c0000 pid=3238->guuid=457534b5-1900-0000-7dbd-e692a90c0000 pid=3241 clone guuid=cfdc3bb5-1900-0000-7dbd-e692aa0c0000 pid=3242 /tmp/sample.bin net send-data zombie guuid=61f9dfb4-1900-0000-7dbd-e692a60c0000 pid=3238->guuid=cfdc3bb5-1900-0000-7dbd-e692aa0c0000 pid=3242 clone guuid=cfdc3bb5-1900-0000-7dbd-e692aa0c0000 pid=3242->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con c17b18bf-9fc7-5685-9b53-878e4ae86983 45.138.180.205:3778 guuid=cfdc3bb5-1900-0000-7dbd-e692aa0c0000 pid=3242->c17b18bf-9fc7-5685-9b53-878e4ae86983 send: 5B
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6035c012-13bd-42fe-9323-7bc9d1c9d310
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8e91b4ef4b79a7d4c490983cbac45b46425fb53fa9c11196f781c7cd8412eb4d
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8e91b4ef4b79a7d4c490983cbac45b46425fb53fa9c11196f781c7cd8412eb4d/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-03-22 22:12:29 UTC
File Type:
ELF32 Little (Exe)
AV detection:
23 of 36 (63.89%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r2i3j32lpgt5jreqta6lvrc3izbf7nj7vhardfxxqhd43bas5ngq._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/260324-s5jfjsbx7w/
Behaviour
Reads runtime system information
Enumerates running processes
Writes file to system bin folder
Modifies Watchdog functionality
Mirai
Mirai family
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:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:TH_Generic_MassHunt_Linux_Malware_2026_CYFARE
Create hunting rule
Author:CYFARE
Description:Generic Linux malware mass-hunt rule - 2026
Reference:https://cyfare.net/
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 8e91b4ef4b79a7d4c490983cbac45b46425fb53fa9c11196f781c7cd8412eb4d

(this sample)

Mirai

elf d8cfd9133b8d9499f74b128b17ad353a02e5d69327e6b230ab53601577387a11

  
URLhaus
https://urlhaus.abuse.ch/url/3804239/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 d8cfd9133b8d9499f74b128b17ad353a02e5d69327e6b230ab53601577387a11
  
Dropping
MD5 697fd606661539e63e4e81613116e149

Comments