MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b3fe0576f4e8a73f15d6cb8c0a614dd4340aea525605e2841311a2cb764eb6dc. 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: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b3fe0576f4e8a73f15d6cb8c0a614dd4340aea525605e2841311a2cb764eb6dc
SHA3-384 hash: b5f0ccbfb3c8d4e3ce461bf1594085269dfb724e2eb7be3eabe23b92b9daee05577c47d0e1472ce552b90d713d3e191e
SHA1 hash: 5683cc3a6cde32a220bd2f1f04bbb729048a0128
MD5 hash: e588ae48a1f1593d22f68b4de272d279
humanhash: robert-lamp-princess-echo
File name:mpsl
Download: download sample
Signature Mirai
Create hunting rule
File size:65'428 bytes
First seen:2026-07-20 14:47:17 UTC
Last seen:2026-07-21 05:54:41 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:0ORkFH+GCKim7iRqTgFIXnJkFLGK5TfNrayauqNd:TkFeGRZqqTgFIXJkdGK5TlGyauKd
TLSH T1E753F19F88843CC9CBBD1F356A2D3A13E844649D74677AC57338CD89FB5122B21A94EC
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) :65'428 bytes
File size (de-compressed) :207'552 bytes
Format:linux/mipsel
Unpacked file: 950b618c7f24e2b67d93bbf111c572978478622706eb7d288193fcea92145502

Intelligence

File Origin
# of uploads :
2
# of downloads :
116
Origin country :
DE DE
Vendor Threat Intelligence
Details
Link:
https://research.acce.ciphertechsolutions.com/results/39a9d54c-139e-4561-8433-e6dbc3c9b4f8/
Detection(s):
SecuriteInfo.com.Linux.Mirai.9810.4992.767.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
botnet mirai packed upx
Link:
https://www.filescan.io/uploads/6a5e35030b522c29bf9378f1/reports/af2eb3d0-152d-4223-8723-bf4412da7a14/overview
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-07-20T18:25:00Z UTC
Last seen:
2026-07-21T21:57:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b3fe0576f4e8a73f15d6cb8c0a614dd4340aea525605e2841311a2cb764eb6dc/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/69b115a9-e604-463c-aaa4-18af6b53e2cc
Behavior Graph:
Download SVG
%3 guuid=d1ec4b64-1800-0000-4b5c-9806260c0000 pid=3110 /usr/bin/sudo guuid=ff7add66-1800-0000-4b5c-98062a0c0000 pid=3114 /tmp/sample.bin guuid=d1ec4b64-1800-0000-4b5c-9806260c0000 pid=3110->guuid=ff7add66-1800-0000-4b5c-98062a0c0000 pid=3114 execve
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/fde2b511-e22d-45f8-be81-d16c2eac14fc
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b3fe0576f4e8a73f15d6cb8c0a614dd4340aea525605e2841311a2cb764eb6dc
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b3fe0576f4e8a73f15d6cb8c0a614dd4340aea525605e2841311a2cb764eb6dc/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-07-20 14:48:47 UTC
File Type:
ELF32 Little (Exe)
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wp7ak5xu5ctt6fowzogauykn2q2av2sskyc6fbatcgrmw5sow3oa._file
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery upx
Link:
https://tria.ge/reports/260720-r547ksfw6v/
Behaviour
Reads runtime system information
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/b3fe0576f4e8a73f15d6cb8c0a614dd4340aea525605e2841311a2cb764eb6dc

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: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: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 b3fe0576f4e8a73f15d6cb8c0a614dd4340aea525605e2841311a2cb764eb6dc

(this sample)

Mirai

elf 950b618c7f24e2b67d93bbf111c572978478622706eb7d288193fcea92145502

  
URLhaus
https://urlhaus.abuse.ch/url/3883625/
  
Delivery method
Distributed via web download
  
Dropping
SHA256 950b618c7f24e2b67d93bbf111c572978478622706eb7d288193fcea92145502
  
Dropping
MD5 fe0ea8399dd40d2fd9b161ee1e0bab41

Comments