MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b19a0618ab4dcc38d8b5d6e2a7b88130e45a83cd0e6dcd8a8c7544050d00be6b. 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: 8


Intelligence 8 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b19a0618ab4dcc38d8b5d6e2a7b88130e45a83cd0e6dcd8a8c7544050d00be6b
SHA3-384 hash: 61ef7cc7d6846f32b66560e87a11c3338499fec7cca280c41d8eb935ed892b9a597d2b2e80cb21cf90a21d3eaff50a7b
SHA1 hash: e2e2ea77498c337843e49a85531c4b4e16536f68
MD5 hash: fc8e10622ae410a99559779edc1688d1
humanhash: coffee-winter-steak-hydrogen
File name:nuclear.arm5
Download: download sample
Signature Mirai
Create hunting rule
File size:207'584 bytes
First seen:2026-05-25 03:00:29 UTC
Last seen:2026-05-26 04:12:16 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:gZ+7eXPf3p3faKwHtvW2zdMheAyW018a4oRDBpBlgs33fQGx:gZ+72PvJfx2+IAY2a4oRBHSs33l
TLSH T1C7143B45FC405E53C6D216BABBBD818D372B27F8C3EA31179D216F60378686B0E76A41
telfhash t1891144951e5929f837d1818042ed5131ea7672a563271c6006bbbe4b1c53dc2381143f
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

Intelligence

File Origin
# of uploads :
3
# of downloads :
53
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.29052.TSource.UNOFFICIAL
Create hunting rule

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

Sanesecurity.Malware.30455.LC.BadVar.UNOFFICIAL
Create hunting rule

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

Unix.Trojan.Mirai-9946826-0
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:
104
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
5555
Full report:
https://elfdigest.com/brief/b19a0618ab4dcc38d8b5d6e2a7b88130e45a83cd0e6dcd8a8c7544050d00be6b
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-05-25T00:12:00Z UTC
Last seen:
2026-05-27T00:32:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b19a0618ab4dcc38d8b5d6e2a7b88130e45a83cd0e6dcd8a8c7544050d00be6b/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/46a571bb-a1d9-45bb-8c0f-9080f0796da8
Behavior Graph:
Download SVG
%3 guuid=186e842a-1c00-0000-0bbd-1dfa300d0000 pid=3376 /usr/bin/sudo guuid=4e147a2d-1c00-0000-0bbd-1dfa350d0000 pid=3381 /tmp/sample.bin guuid=186e842a-1c00-0000-0bbd-1dfa300d0000 pid=3376->guuid=4e147a2d-1c00-0000-0bbd-1dfa350d0000 pid=3381 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b01d44c2-c7f0-41dc-9610-7b8c689167e5
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b19a0618ab4dcc38d8b5d6e2a7b88130e45a83cd0e6dcd8a8c7544050d00be6b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b19a0618ab4dcc38d8b5d6e2a7b88130e45a83cd0e6dcd8a8c7544050d00be6b/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-05-25 03:02:23 UTC
File Type:
ELF32 Little (Exe)
AV detection:
24 of 38 (63.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wgnamgfljxgdrwfv23rkpoebgdsfva6nbzw43cumovcakdiaxzvq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/260525-dhs9xaax6q/
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/b19a0618ab4dcc38d8b5d6e2a7b88130e45a83cd0e6dcd8a8c7544050d00be6b

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:ach_202503_elf_Mirai
Create hunting rule
Author:abuse.ch
Description:Detects Mirai 'TSource' ELF files
Rule name:ELF_Toriilike_persist
Create hunting rule
Author:4r4
Description:Detects Torii IoT Botnet (stealthier Mirai alternative)
Reference:Identified via researched data
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:Linux_Generic_Threat_3bcc1630
Create hunting rule
Author:Elastic Security
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: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: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 b19a0618ab4dcc38d8b5d6e2a7b88130e45a83cd0e6dcd8a8c7544050d00be6b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3852708/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3852461/

Comments