🤲🏼 NEW | abuse.ch Community Hub! Earn recognition 🏅 for the malware intelligence you share, climb the leaderboards 📈, and connect with like-minded contributors who share your hunting focus 🤝. Ready to unlock your profile? Go to the Community Hub →

MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b38aff4c40d5977c9e8d7452bb2622fafd8f96c09dba94a233239ed5e516c877. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b38aff4c40d5977c9e8d7452bb2622fafd8f96c09dba94a233239ed5e516c877
SHA3-384 hash: b15d1cc0375ea0c892ac947f423d64b26f0d84545fdca70b88fb2e4221d3381d4b7d689dba5a3b4b3f375f5d339fd997
SHA1 hash: 3bd017012590fac1c4e584562e436d24a39426c5
MD5 hash: 1d634f3f44d5652c29fa9375fea44177
humanhash: white-kentucky-double-blossom
File name:m68k
Download: download sample
Signature Mirai
Create hunting rule
File size:237'264 bytes
First seen:2026-05-31 13:46:41 UTC
Last seen:2026-08-11 11:30:59 UTC
File type: elf
MIME type:application/x-executable
ssdeep 6144:7IXHAPCfgUC5Oy4A5At1kUhcwLUuoPvm5YRqH+lhfZn1H0nAtglW:78HqCJkvuoP2YRqH+lhfZn1H0nAtglW
TLSH T154342B83B905DEBBF40EF77604D307357272FB654A430622B21BB9B5AA3A3D42426F45
telfhash t19e815244e83c45dddea31e699cb85fe35943e12a23916e1aff25cdc8085e418f115d1f
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
2
# of downloads :
56
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.30460.LC.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Siggen.9999-1.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-6981989-0
Create hunting rule

Unix.Downloader.Mirai-7340346-0
Create hunting rule

Unix.Trojan.Gafgyt-7782058-0
Create hunting rule

Unix.Trojan.Gafgyt-9939811-0
Create hunting rule

Unix.Trojan.Mirai-9940650-0
Create hunting rule

Unix.Trojan.Mirai-10012509-0
Create hunting rule

Unix.Trojan.Mirai-10017111-0
Create hunting rule

Unix.Trojan.Mirai-10018298-0
Create hunting rule

Unix.Trojan.Mirai-10025441-0
Create hunting rule

Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-vm anti-vm bash gcc lolbin
Link:
https://www.filescan.io/uploads/6a1c3bf0099ef368af1119e0/reports/4c20a5eb-be9a-4424-b471-3f133b8b1640/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2026-05-31T11:58:00Z UTC
Last seen:
2026-06-01T07:25:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b38aff4c40d5977c9e8d7452bb2622fafd8f96c09dba94a233239ed5e516c877/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/46c86675-7acd-44dd-b894-893d78373d04
Behavior Graph:
Download SVG
%3 guuid=78a5378b-1800-0000-9964-05c57f0d0000 pid=3455 /usr/bin/sudo guuid=b07e928d-1800-0000-9964-05c5880d0000 pid=3464 /tmp/sample.bin guuid=78a5378b-1800-0000-9964-05c57f0d0000 pid=3455->guuid=b07e928d-1800-0000-9964-05c5880d0000 pid=3464 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/e03a363a-f6d7-4fe2-8bae-d64c35f46e65
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b38aff4c40d5977c9e8d7452bb2622fafd8f96c09dba94a233239ed5e516c877
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b38aff4c40d5977c9e8d7452bb2622fafd8f96c09dba94a233239ed5e516c877/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-05-31 13:47:30 UTC
File Type:
ELF32 Big (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wofp6tca2wlxzhunorjlwjrc7l6y7fwatw5jjirteopnlziwzb3q._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
linux
Link:
https://tria.ge/reports/260531-q3rb9shw6w/
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/b38aff4c40d5977c9e8d7452bb2622fafd8f96c09dba94a233239ed5e516c877

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:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
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:F01_s1ckrule
Create hunting rule
Author:s1ckb017
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/
Rule name:unixredflags3
Create hunting rule
Author:Tim Brown @timb_machine
Description:Hunts for UNIX red flags
Rule name:vmdetect
Create hunting rule
Author:nex
Description:Possibly employs anti-virtualization techniques

File information

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

Web download

Mirai

elf b38aff4c40d5977c9e8d7452bb2622fafd8f96c09dba94a233239ed5e516c877

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3849765/
  
Delivery method
Distributed via web download

Comments