MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3e8cee6c6c9362dd5a2d8cd9edcc96c96f659ecc74ef2dfd2e4f3906c197a81. 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: 9


Intelligence 9 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b3e8cee6c6c9362dd5a2d8cd9edcc96c96f659ecc74ef2dfd2e4f3906c197a81
SHA3-384 hash: b0303212eb321703022ab2492fb7bda945025977970a5582621739485296158e6551a0f6c46937374af85f494931ece6
SHA1 hash: 4fbdc0ab0b207aaab27df06fd4719a6f9550b322
MD5 hash: df7d7f6f2958e42b0cef71a2d22c3177
humanhash: island-maryland-kilo-tennessee
File name:boatnet.arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:47'096 bytes
First seen:2026-03-27 15:25:46 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 768:5PwCxmKFReSIn9ygAGxc02k8c6ZQ48PHAmWun/RWFQ/MmUB1mA2EDEy0eYjW9THm:5DmKF7Gxyk8cqoHAmWurAufsG5d
TLSH T1E6230791BC829A2BC2D41379F5BE998D3360B3E8D2CB3227CD614B107AC551F1C66FA5
telfhash t1e7e02640ec759e1c68cb6974accc06b09601222260664b00cf10daf4c83f450e30ca4a
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 3f0f9e048070dad1a8e3aa56185134701cf69cf579ab5ab6a53350dbc9e7d043
File size (compressed) :18'488 bytes
File size (de-compressed) :47'096 bytes
Format:linux/arm
Packed file: 3f0f9e048070dad1a8e3aa56185134701cf69cf579ab5ab6a53350dbc9e7d043

Intelligence

File Origin
# of uploads :
1
# of downloads :
54
Origin country :
NL NL
Vendor Threat Intelligence
Malware configuration found for:
Mirai
Details
Mirai
an XOR decryption key and at least a c2 socket address
Link:
https://research.acce.ciphertechsolutions.com/results/3435191e-f04c-43a5-a491-4ae3a8872215/
Detection(s):
Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.28940.LC.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7136013-0
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.Trojan.Mirai-10011027-0
Create hunting rule

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

Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b3e8cee6c6c9362dd5a2d8cd9edcc96c96f659ecc74ef2dfd2e4f3906c197a81
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Gathering data
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/8cc4ea98-aaac-4b43-97d2-5b76ba557a94
Behavior Graph:
Download SVG
%3 guuid=84bdf3e1-1700-0000-11ec-c800730d0000 pid=3443 /usr/bin/sudo guuid=30cdb5e4-1700-0000-11ec-c8007c0d0000 pid=3452 /tmp/sample.bin guuid=84bdf3e1-1700-0000-11ec-c800730d0000 pid=3443->guuid=30cdb5e4-1700-0000-11ec-c8007c0d0000 pid=3452 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/2894abc8-c7f8-448c-8e7b-5fdeddb57f8d
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b3e8cee6c6c9362dd5a2d8cd9edcc96c96f659ecc74ef2dfd2e4f3906c197a81
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b3e8cee6c6c9362dd5a2d8cd9edcc96c96f659ecc74ef2dfd2e4f3906c197a81/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-03-27 15:26:35 UTC
File Type:
ELF32 Little (Exe)
AV detection:
25 of 36 (69.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wpum5zwgze3c3vnc3dgz5xgjnslpmwpmy5hpfx6s4tzza3azpkaq._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet:lzrd
Link:
https://tria.ge/reports/260327-svd33sgy41/
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/b3e8cee6c6c9362dd5a2d8cd9edcc96c96f659ecc74ef2dfd2e4f3906c197a81

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:botnet_Yakuza
Create hunting rule
Author:NDA0E
Description:Yakuza botnet
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_ea92cca8
Create hunting rule
Author:Elastic Security
Rule name:setsockopt
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for setsockopt() red flags
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/

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 3f0f9e048070dad1a8e3aa56185134701cf69cf579ab5ab6a53350dbc9e7d043

Mirai

elf b3e8cee6c6c9362dd5a2d8cd9edcc96c96f659ecc74ef2dfd2e4f3906c197a81

(this sample)

  
Dropped by
SHA256 3f0f9e048070dad1a8e3aa56185134701cf69cf579ab5ab6a53350dbc9e7d043
  
Dropped by
MD5 79ed55cb51f79b82675d30d88e81f321
  
URLhaus
https://urlhaus.abuse.ch/url/3806398/
  
Delivery method
Distributed via web download

Comments