MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 025b91b0113ab068d7465001b42aff05895b521a0f69e4398493be6fc7771cd0. 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: 9


Intelligence 9 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 025b91b0113ab068d7465001b42aff05895b521a0f69e4398493be6fc7771cd0
SHA3-384 hash: a8e1c4d22b9e0509e41b40edfe804754cfd130621b9e3f4c33b99953be895062f86df17d0e80c0c065cd82773615b7a9
SHA1 hash: ec5776797cd4290a2dfac9d553fa2df132cc07dd
MD5 hash: c68618752af47007f1a0909feac5c755
humanhash: minnesota-one-carolina-robert
File name:Yboats.mips
Download: download sample
Signature Mirai
Create hunting rule
File size:46'180 bytes
First seen:2025-12-03 12:24:19 UTC
Last seen:2025-12-03 13:18:00 UTC
File type: elf
MIME type:application/x-executable
ssdeep 768:stUqTPCRNbSyC0EYOjMKL+21ux67UFRN6mw1Dv/liFt8l6zEafk5qESJgGlzDpU2:sZTPINbtYFE21uVFNqD3Et88zEafk5q9
TLSH T14123017D82442191EE1594BF23FE0BEC5E235DE5F0828C8759E5EE994AC38706017FCA
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 UPX
File size (compressed) :46'180 bytes
File size (de-compressed) :156'624 bytes
Format:linux/mips
Unpacked file: 7ab64102d7c4b53750add9a5505a4b67d5144642dd78b8b2ec90029d6920e1b6

Intelligence

File Origin
# of uploads :
2
# of downloads :
64
Origin country :
DE DE
Vendor Threat Intelligence
Details
No details
Result
Gathering data
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/71ea7692-4c95-4051-af8c-7a5cd4e0f02e
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1825327
Signature
Multi AV Scanner detection for submitted file
Sample is packed with UPX
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1825327 Sample: Yboats.mips.elf Startdate: 03/12/2025 Architecture: LINUX Score: 52 14 169.254.169.254, 80 USDOSUS Reserved 2->14 16 109.202.202.202, 80 INIT7CH Switzerland 2->16 18 3 other IPs or domains 2->18 20 Multi AV Scanner detection for submitted file 2->20 22 Sample is packed with UPX 2->22 6 python3.8 dpkg 2->6         started        8 dash rm 2->8         started        10 dash rm 2->10         started        12 Yboats.mips.elf 2->12         started        signatures3 process4
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/025b91b0113ab068d7465001b42aff05895b521a0f69e4398493be6fc7771cd0
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/025b91b0113ab068d7465001b42aff05895b521a0f69e4398493be6fc7771cd0/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-12-03 12:25:28 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=ajnzdmarhkygrv2gkaa3ikx7awevwuq2b5u6iomeso7g7r3xdtia._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai botnet discovery upx
Link:
https://tria.ge/reports/251203-pk8m6ayrej/
Behaviour
Reads runtime system information
System Network Configuration Discovery
Deletes itself
Mirai
Mirai family
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.84
Link:
https://yomi.yoroi.company/submissions/025b91b0113ab068d7465001b42aff05895b521a0f69e4398493be6fc7771cd0

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:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_ELF_LNX_UPX_Compressed_File
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects a suspicious ELF binary with UPX compression
Reference:Internal Research
Rule name:upx_packed_elf_v1
Create hunting rule
Author:RandomMalware

File information

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

Web download

Mirai

elf 025b91b0113ab068d7465001b42aff05895b521a0f69e4398493be6fc7771cd0

(this sample)

Mirai

elf 7ab64102d7c4b53750add9a5505a4b67d5144642dd78b8b2ec90029d6920e1b6

  
URLhaus
https://urlhaus.abuse.ch/url/3723970/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 7ab64102d7c4b53750add9a5505a4b67d5144642dd78b8b2ec90029d6920e1b6
  
Dropping
MD5 f65e2d4abb6222c6d35047130dd23238

Comments