MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4af234303f169d2c19d42bbcd6d1d5788de4e2081a50e8cf472de05dbd0e175. 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: b4af234303f169d2c19d42bbcd6d1d5788de4e2081a50e8cf472de05dbd0e175
SHA3-384 hash: bee1819f606da2018fcf65b97a08d685a10273518b87023bc35feb01ffda3302f7f1c7dd1730b11de8159a8655c590ff
SHA1 hash: bb90f07ee7394183c0e9f74db08b6379a9288469
MD5 hash: 0db652bb4ef23b992f306e551dc44299
humanhash: delta-freddie-north-seven
File name:splmips
Download: download sample
Signature Mirai
Create hunting rule
File size:105'516 bytes
First seen:2025-12-21 23:25:38 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:2qj+vh6NL8nfcMlMSzgv3TdMQ+jSyrT2fe:2y+vIBAST+QiHL
TLSH T168A3C51A6E159F7DF76CC23587B78E20A75833D23AE1C645D26CE9005E6034DA81FBA8
telfhash t140118e58843813f0e7b21cee6becef76d44170db46265e378e10e969db2d9029e00c2c
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
1
# of downloads :
59
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
Connection attempt
Sends data to a server
Receives data from a server
Creating a file
Runs as daemon
Opens a port
DNS request
Substitutes an application name
Performs a bruteforce attack in the network
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Link:
https://www.filescan.io/uploads/694882173f8fdbf8e94ddc7c/reports/2995f60d-22d0-4eb3-bf0b-b4b9836363c8/overview
Verdict:
Malicious
File Type:
elf.32.be
First seen:
2025-12-21T20:34:00Z UTC
Last seen:
2025-12-22T15:46:00Z UTC
Hits:
~10
Detections:
HEUR:Backdoor.Linux.Mirai.gen HEUR:Backdoor.Linux.Gafgyt.go
Link:
https://opentip.kaspersky.com/b4af234303f169d2c19d42bbcd6d1d5788de4e2081a50e8cf472de05dbd0e175/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/12796fde-b7f9-4b8e-9dbe-2a6df6000b02
Behavior Graph:
Download SVG
%3 guuid=5cfbb003-1a00-0000-1565-78930f0c0000 pid=3087 /usr/bin/sudo guuid=c49f8a06-1a00-0000-1565-7893150c0000 pid=3093 /tmp/sample.bin guuid=5cfbb003-1a00-0000-1565-78930f0c0000 pid=3087->guuid=c49f8a06-1a00-0000-1565-7893150c0000 pid=3093 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/348b2f4c-d5d4-4890-81ab-f1af3026d6a8
Result
Threat name:
n/a
Detection:
malicious
Classification:
troj
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1837303
Signature
Connects to many IPs within the same subnet mask (likely port scanning)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1837303 Sample: splmips.elf Startdate: 22/12/2025 Architecture: LINUX Score: 52 24 203.185.249.190, 23 TPG-INTERNET-APTPGTelecomLimitedAU Australia 2->24 26 203.185.249.198, 23 TPG-INTERNET-APTPGTelecomLimitedAU Australia 2->26 28 100 other IPs or domains 2->28 30 Multi AV Scanner detection for submitted file 2->30 32 Connects to many IPs within the same subnet mask (likely port scanning) 2->32 8 splmips.elf 2->8         started        10 dash rm 2->10         started        12 dash grep 2->12         started        14 dash rm 2->14         started        signatures3 process4 process5 16 splmips.elf 8->16         started        process6 18 splmips.elf 16->18         started        20 splmips.elf 16->20         started        22 splmips.elf 16->22         started       
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b4af234303f169d2c19d42bbcd6d1d5788de4e2081a50e8cf472de05dbd0e175
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b4af234303f169d2c19d42bbcd6d1d5788de4e2081a50e8cf472de05dbd0e175/
Verdict:
Malicious
Threat:
Family.MIRAI
Link:
https://tip.neiki.dev/file/b4af234303f169d2c19d42bbcd6d1d5788de4e2081a50e8cf472de05dbd0e175
Threat name:
Linux.Backdoor.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-21 23:26:19 UTC
File Type:
ELF32 Big (Exe)
AV detection:
15 of 36 (41.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wsxsgqyd6fu5fqm5ik5423i5k6en4traqgsq5dhuolpalw6q4f2q._file
Result
Malware family:
n/a
Score:
  9/10
Tags:
credential_access discovery
Link:
https://tria.ge/reports/251221-3e2jjsdj9s/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Changes its process name
Reads system network configuration
Reads process memory
Enumerates active TCP sockets
Enumerates running processes
Renames itself
Contacts a large (14934) 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/637c7c48-a442-4ffb-849f-4d8a778d44aa
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/b4af234303f169d2c19d42bbcd6d1d5788de4e2081a50e8cf472de05dbd0e175

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

sh c09f2c7202a8306d6a9b883855a20281c3376034d010046ae89151866c46e49b

Mirai

elf b4af234303f169d2c19d42bbcd6d1d5788de4e2081a50e8cf472de05dbd0e175

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3739423/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3739242/
  
Dropped by
SHA256 c09f2c7202a8306d6a9b883855a20281c3376034d010046ae89151866c46e49b
  
Dropped by
MD5 bd204a6ae9fbf4c617b36dc8855c9a55
  
URLhaus
https://urlhaus.abuse.ch/url/3740427/

Comments