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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4fa1b8bf503c9187e03b0a6736b7ad868196daf08fb4cc5023b76ed1fe1dc3f4. 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: 5


Intelligence 5 IOCs YARA 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4fa1b8bf503c9187e03b0a6736b7ad868196daf08fb4cc5023b76ed1fe1dc3f4
SHA3-384 hash: 7b60abc60fb6f9690926fc89e817fef113c892ae0ddb63a220f63d22f86400c2516d0100a223f7e6e03f573e804bfb8e
SHA1 hash: 0238cfabf6e4bea7e646b02b62e1739f78512932
MD5 hash: 6127fefb0946452c93b8ba3d9c1cf8e0
humanhash: moon-burger-nevada-zulu
File name:stub.i486
Download: download sample
Signature Mirai
Create hunting rule
File size:890'193 bytes
First seen:2026-09-26 16:50:51 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 12288:ZugNP46S4QVs7a+6xGv/7VZji59IH0j/APyYiztSIHmxAowYRsXPi/T:7NP46S4QVs7l6A5Zji59k0jZz06FYRsO
TLSH T1D2157C5BB2F374BDC157C134479BCA72A935F46502122E7FA1C8C6302E2AE641B1AF76
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 :
1
# of downloads :
67
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
SecuriteInfo.com.Trojan.Linux.GenericKD.60058222.59988362.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
gcc masquerade
Link:
https://www.filescan.io/uploads/6ab7f805b5de7a67fd9e0cef/reports/d804fa69-4a40-4492-a391-6e57c9f4475b/overview
Verdict:
Unknown
File Type:
elf.64.le
Link:
https://opentip.kaspersky.com/4fa1b8bf503c9187e03b0a6736b7ad868196daf08fb4cc5023b76ed1fe1dc3f4/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/fe0c5de5-5573-44e2-acf0-c61f5b23903b
Behavior Graph:
Download SVG
%3 guuid=d3936893-1b00-0000-973d-47109c0b0000 pid=2972 /usr/bin/sudo guuid=8ac26c96-1b00-0000-973d-4710a10b0000 pid=2977 /tmp/sample.bin guuid=d3936893-1b00-0000-973d-47109c0b0000 pid=2972->guuid=8ac26c96-1b00-0000-973d-4710a10b0000 pid=2977 execve
Malware family:
Rekoobe
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/02c23609-1182-4157-8f5b-51c23d6befc5
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4fa1b8bf503c9187e03b0a6736b7ad868196daf08fb4cc5023b76ed1fe1dc3f4
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4fa1b8bf503c9187e03b0a6736b7ad868196daf08fb4cc5023b76ed1fe1dc3f4/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2026-09-26 16:51:30 UTC
File Type:
ELF64 Little (Exe)
AV detection:
5 of 24 (20.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j6q3rp2qhsiypyb3bjttnn5nq2aznwxqr62myubdw5xnd7q5yp2a._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260926-vcxhtaywdt/
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/4fa1b8bf503c9187e03b0a6736b7ad868196daf08fb4cc5023b76ed1fe1dc3f4

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 4fa1b8bf503c9187e03b0a6736b7ad868196daf08fb4cc5023b76ed1fe1dc3f4

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3920721/
  
Delivery method
Distributed via web download

Comments