MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4b8b81cc06f476cbce62fc9afadb4260891aaabcfe75308db3c0ce9cd36792e8. 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: 10


Intelligence 10 IOCs YARA 1 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4b8b81cc06f476cbce62fc9afadb4260891aaabcfe75308db3c0ce9cd36792e8
SHA3-384 hash: d0ad391103dab91a033945825cb78d8e789d42bc00bb3a8f6163414ee9c8a97ca273a479c7235c18d0affb26906462cc
SHA1 hash: c52ebd4c4795f5ce0aa22cacb9408969c8ac8fb9
MD5 hash: 6600bc87ec43460346baa48ea2ec95be
humanhash: seven-sixteen-princess-violet
File name:splmpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:117'800 bytes
First seen:2026-01-12 01:29:37 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 1536:ApGIQ6S7FuCxXnIqZK30GzvxYCXDNRMcXivEHFG90rqj1MIY+Uj6UQM0RNQJsLpO:ApGf6fCxXIMVOJynx/HWNoBT2
TLSH T1A8B3180ABFB11EFBE4AFDD3345B90749299C460621B97B793674D818F24A28F46D3C60
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 :
105
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.31075.LX.BOT.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7755770-0
Create hunting rule

Unix.Trojan.Mirai-9885259-0
Create hunting rule

Unix.Trojan.Mirai-10008934-0
Create hunting rule

Unix.Trojan.Gafgyt-6735924-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Runs as daemon
Receives data from a server
Opens a port
Sends data to a server
DNS request
Creating a file
Connection attempt
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/69644ec230368802bb80b737/reports/7a437798-4a32-4c7f-b970-954a89ec4f48/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-01-11T22:41:00Z UTC
Last seen:
2026-01-11T22:59:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.gen HEUR:Backdoor.Linux.Gafgyt.go
Link:
https://opentip.kaspersky.com/4b8b81cc06f476cbce62fc9afadb4260891aaabcfe75308db3c0ce9cd36792e8/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/d2bacb9d-bf95-4952-b856-ab1b6e279648
Behavior Graph:
Download SVG
%3 guuid=efd61e95-1900-0000-81ff-3af3940b0000 pid=2964 /usr/bin/sudo guuid=00482098-1900-0000-81ff-3af39f0b0000 pid=2975 /tmp/sample.bin guuid=efd61e95-1900-0000-81ff-3af3940b0000 pid=2964->guuid=00482098-1900-0000-81ff-3af39f0b0000 pid=2975 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/87de447a-7ace-411e-b07a-e079652eecd3
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
60 / 100
Link:
https://www.joesandbox.com/analysis/1848684
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1848684 Sample: splmpsl.elf Startdate: 12/01/2026 Architecture: LINUX Score: 60 24 187.116.123.244 TELEFONICABRASILSABR Brazil 2->24 26 187.116.123.245 TELEFONICABRASILSABR Brazil 2->26 28 100 other IPs or domains 2->28 30 Multi AV Scanner detection for submitted file 2->30 32 Yara detected Mirai 2->32 34 Connects to many IPs within the same subnet mask (likely port scanning) 2->34 8 systemd snap-failure 2->8         started        10 splmpsl.elf 2->10         started        signatures3 process4 process5 12 snap-failure systemctl 8->12         started        14 snap-failure 8->14         started        16 splmpsl.elf 10->16         started        process6 18 splmpsl.elf 16->18         started        20 splmpsl.elf 16->20         started        22 splmpsl.elf 16->22         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/4b8b81cc06f476cbce62fc9afadb4260891aaabcfe75308db3c0ce9cd36792e8
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/4b8b81cc06f476cbce62fc9afadb4260891aaabcfe75308db3c0ce9cd36792e8/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/4b8b81cc06f476cbce62fc9afadb4260891aaabcfe75308db3c0ce9cd36792e8
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-01-12 01:30:43 UTC
File Type:
ELF32 Little (Exe)
AV detection:
12 of 24 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jofydtag6r3mxttc7snpvw2cmcervkv47z2tbdntydhjzu3hslua._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
credential_access discovery
Link:
https://tria.ge/reports/260112-bw6q2shx5h/
Behaviour
Reads runtime system information
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Renames itself
Contacts a large (42667) amount of remote hosts
Creates a large amount of network flows
Verdict:
Malicious
Tags:
Unix.Trojan.Mirai-7755770-0
YARA:
n/a
Link:
https://app.threat.zone/submission/5a2f6e6a-f8c2-41e7-924e-6ff5fb74d0e7
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/4b8b81cc06f476cbce62fc9afadb4260891aaabcfe75308db3c0ce9cd36792e8

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: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 4b8b81cc06f476cbce62fc9afadb4260891aaabcfe75308db3c0ce9cd36792e8

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739200/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739410/

Comments