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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b42d5586c85e3bf97221da8ebcf0ec555babba25f27e6cdbe1d2a8822a806faf. 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: 6


Intelligence 6 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b42d5586c85e3bf97221da8ebcf0ec555babba25f27e6cdbe1d2a8822a806faf
SHA3-384 hash: 26e52b00a8597ccf8d58fb5c6e777a680e828d4687ba608efd521d41cc0498e44487cd9221d4be85fa9192a8c7be242c
SHA1 hash: bbd957602e2dd84b2b65831284929fcb9392773c
MD5 hash: 319ee9ff3d9de62b49cc3ca275e58944
humanhash: california-west-glucose-kitten
File name:mbupload-j_x8hxrx.bin
Download: download sample
Signature Mirai
Create hunting rule
File size:1'024 bytes
First seen:2026-10-14 15:08:29 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 24:wa3dGtSnUpzzbBWpzmIG9oKYB5gDrmOvC/dikC7m17hhVN:wa3dxnUpzzbBWpzmIG9o+DrmOvC/s77C
TLSH T17A115096A4841EA8DF28E73C4EB029917F06CAB9CD4FE3DC4E0C83B6552F28CB2540D4
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 wristhulk
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
59
Origin country :
US US
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Linux.Mirai-1.UNOFFICIAL
Create hunting rule

Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
masquerade
Link:
https://www.filescan.io/uploads/6acf9b29cfe76c90d423c6e2/reports/cbc1930f-0b19-4546-95fc-561ee8d4fe89/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-10-14T13:44:00Z UTC
Last seen:
2026-10-14T14:51:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b42d5586c85e3bf97221da8ebcf0ec555babba25f27e6cdbe1d2a8822a806faf/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/2bdd8889-99f3-4806-8284-a0494f9e4957
Behavior Graph:
Download SVG
%3 guuid=d889281f-1c00-0000-3bb5-fe72cb0a0000 pid=2763 /usr/bin/sudo guuid=0110c921-1c00-0000-3bb5-fe72d20a0000 pid=2770 /tmp/sample.bin guuid=d889281f-1c00-0000-3bb5-fe72cb0a0000 pid=2763->guuid=0110c921-1c00-0000-3bb5-fe72d20a0000 pid=2770 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/22e50744-7ef1-4e71-a29b-f0915acc6a83
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b42d5586c85e3bf97221da8ebcf0ec555babba25f27e6cdbe1d2a8822a806faf
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b42d5586c85e3bf97221da8ebcf0ec555babba25f27e6cdbe1d2a8822a806faf/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-10-14 15:09:28 UTC
File Type:
ELF32 Little (Exe)
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wqwvlbwily57s4rb3khlz4hmkvn2xorf6j7gzw7b2kuiekuan6xq._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/261014-sjmabaex7y/
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/b42d5586c85e3bf97221da8ebcf0ec555babba25f27e6cdbe1d2a8822a806faf

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: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.

Comments