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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8fa99ef42ba74899e8eda4b02092f5097dbd9e5fdd9c7cebc0dcc3b5e8a41c51. 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: 3


Intelligence 3 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8fa99ef42ba74899e8eda4b02092f5097dbd9e5fdd9c7cebc0dcc3b5e8a41c51
SHA3-384 hash: a1ae762cf59c85c2dd25657a259ef5a26cc423064c6372a62c60ba7a9bbbe959091b6ba852ce5f7de590316f30243c9e
SHA1 hash: 8b4f1f1d4d7b5cdb98e65400e7e1a91728e18bc4
MD5 hash: 4940942f45881f8e99dc56378c9a7cfe
humanhash: bakerloo-hotel-sweet-johnny
File name:stub.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:727'274 bytes
First seen:2026-09-23 08:19:28 UTC
Last seen:2026-09-24 05:18:27 UTC
File type: elf
MIME type:application/x-executable
ssdeep 12288:4EO7hT7XQRW4tWl9B11U+bs/w7iGtgpiGGhQi3BF1PNMBHUJTxVN:o7Vh4t+9B1do/w7iG+SQiZa0JTxr
TLSH T1C4F48D273B21DF65D355D67049F3C7914AE920A20AE340D6B2A8C3287E6172D2D9FFE4
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
66
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Result
Verdict:
Clean
Maliciousness:
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
gcc masquerade
Link:
https://www.filescan.io/uploads/6ab38bd1d0b93254027637d5/reports/0a284880-7337-48ec-b4bf-635c6b9855c6/overview
Verdict:
Unknown
File Type:
elf.32.be
Link:
https://opentip.kaspersky.com/8fa99ef42ba74899e8eda4b02092f5097dbd9e5fdd9c7cebc0dcc3b5e8a41c51/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ad4c0f06-3048-4e25-8ffb-21255d9a28f4
Behavior Graph:
Download SVG
%3 guuid=33447ed7-1a00-0000-70c6-8772860c0000 pid=3206 /usr/bin/sudo guuid=61dff1da-1a00-0000-70c6-8772890c0000 pid=3209 /tmp/sample.bin guuid=33447ed7-1a00-0000-70c6-8772860c0000 pid=3206->guuid=61dff1da-1a00-0000-70c6-8772890c0000 pid=3209 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e4f9dbdf-46e1-4ff5-8791-7734d2d4eaa4
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/8fa99ef42ba74899e8eda4b02092f5097dbd9e5fdd9c7cebc0dcc3b5e8a41c51
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8fa99ef42ba74899e8eda4b02092f5097dbd9e5fdd9c7cebc0dcc3b5e8a41c51/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r6uz55blu5ejt2hnusycbexvbf633hs73wohz26a3tb3l2fedriq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery
Link:
https://tria.ge/reports/260923-j8mgyawybw/
Behaviour
System Network Configuration Discovery
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/8fa99ef42ba74899e8eda4b02092f5097dbd9e5fdd9c7cebc0dcc3b5e8a41c51

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:F01_s1ckrule
Create hunting rule
Author:s1ckb017
Rule name:ldpreload
Create hunting rule
Author:xorseed
Reference:https://stuff.rop.io/
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:malwareelf55503
Create hunting rule
Rule name:MIRAI_OHSHIT_payload
Create hunting rule
Author:AfterPacket
Description:MIRAI_OHSHIT ELF payload -- compiled-in C2 set, all architectures
Reference:https://github.com/Afterpacket/drosera-threat-intel
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 8fa99ef42ba74899e8eda4b02092f5097dbd9e5fdd9c7cebc0dcc3b5e8a41c51

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3918813/
  
Delivery method
Distributed via web download

Comments