MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5fbe57d352d0106bb7d1d22fca5ebeef08d6d6bffe19b2f61dc0f4427febbdef. 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 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5fbe57d352d0106bb7d1d22fca5ebeef08d6d6bffe19b2f61dc0f4427febbdef
SHA3-384 hash: 64515cfedf145ca6159e5fadf5c9b4a8551d707e7bade5d4650de387756b888efaa82bb5edf2ba1b10cd048cf28b571e
SHA1 hash: b921bbcd8655dde0733841e158bad6746143b329
MD5 hash: 19db9c845c071e5a9f300acc6daeff8f
humanhash: nineteen-hot-berlin-pasta
File name:2.off3.ru
Download: download sample
Signature Mirai
Create hunting rule
File size:341'672 bytes
First seen:2026-02-06 13:34:20 UTC
Last seen:2026-02-06 14:41:32 UTC
File type: elf
MIME type:application/x-executable
ssdeep 6144:6lS+Rbsm9YXhQMRAOLFSUDwNdqA9AJO9ydQtzEd:6lPW3idhZ
TLSH T16B745D076B8020BEC192C17057DF92A3E733F4BB1121755E779C9A342F07E616B9ABA1
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-dec


Avatar
abuse_ch
UPX decompressed file, sourced from SHA256 3b8413d98d4afaa76c6a33f0e0faf57eada9a99fec9809fca1f6eced2841b87f
File size (compressed) :122'068 bytes
File size (de-compressed) :341'672 bytes
Format:linux/amd64
Packed file: 3b8413d98d4afaa76c6a33f0e0faf57eada9a99fec9809fca1f6eced2841b87f

Intelligence

File Origin
# of uploads :
2
# of downloads :
46
Origin country :
NL NL
Vendor Threat Intelligence
No detections
Verdict:
Unknown
Threat level:
  2.5/10
Confidence:
100%
Tags:
base64 soft-404
Link:
https://www.filescan.io/uploads/6985ee19981ff1d38a4b5267/reports/87046592-85b7-47e0-9b40-b9b61a77c74d/overview
Verdict:
Unknown
File Type:
elf.64.le
First seen:
2026-02-06T13:27:00Z UTC
Last seen:
2026-02-06T17:21:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/5fbe57d352d0106bb7d1d22fca5ebeef08d6d6bffe19b2f61dc0f4427febbdef/results?tab=lookup
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/0e755a8c-f011-42d6-bdef-17e8a6ca44d0
Result
Threat name:
n/a
Detection:
malicious
Classification:
evad
Score:
52 / 100
Link:
https://www.joesandbox.com/analysis/1864731
Signature
Antivirus / Scanner detection for submitted sample
Executes itself again with its parent PID as an argument (indicative of hampering debugging)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1864731 Sample: 2.off3.ru.elf Startdate: 06/02/2026 Architecture: LINUX Score: 52 23 www.onlinetools99.shop 2->23 25 daisy.ubuntu.com 2->25 29 Antivirus / Scanner detection for submitted sample 2->29 10 2.off3.ru.elf 2->10         started        12 python3.8 dpkg 2->12         started        signatures3 process4 process5 14 2.off3.ru.elf 10->14         started        process6 16 2.off3.ru.elf 14->16         started        process7 18 2.off3.ru.elf sh 16->18         started        signatures8 27 Executes itself again with its parent PID as an argument (indicative of hampering debugging) 18->27 21 sh mount 18->21         started        process9
Score:
31%
Verdict:
Susipicious
File Type:
ELF
Link:
https://malprob.io/report/5fbe57d352d0106bb7d1d22fca5ebeef08d6d6bffe19b2f61dc0f4427febbdef
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/5fbe57d352d0106bb7d1d22fca5ebeef08d6d6bffe19b2f61dc0f4427febbdef/
Threat name:
Linux.Trojan.Multiverze
Create hunting rule
Status:
Malicious
First seen:
2026-02-06 13:35:21 UTC
File Type:
ELF64 Little (Exe)
AV detection:
4 of 24 (16.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=l67fpu2s2aigxn6r2ix4uxv654ennvv77ym3f5q5yd2ee77lxxxq._file
Result
Malware family:
n/a
Score:
  3/10
Tags:
discovery linux
Link:
https://tria.ge/reports/260206-qvt37af14b/
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:
0.20
Link:
https://yomi.yoroi.company/submissions/5fbe57d352d0106bb7d1d22fca5ebeef08d6d6bffe19b2f61dc0f4427febbdef

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:ELF_IoT_Persistence_Hunt
Create hunting rule
Author:4r4
Description:Hunts for ELF files with persistence and download capabilities
Rule name:enterpriseapps2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise apps
Rule name:enterpriseunix2
Create hunting rule
Author:Tim Brown @timb_machine
Description:Enterprise UNIX
Rule name:linux_generic_ipv6_catcher
Create hunting rule
Author:@_lubiedo
Description:ELF samples using IPv6 addresses
Rule name:SUSP_shellpop_Bash
Create hunting rule
Author:Tobias Michalski
Description:Detects susupicious bash command
Reference:https://github.com/0x00-0x00/ShellPop
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb
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 3b8413d98d4afaa76c6a33f0e0faf57eada9a99fec9809fca1f6eced2841b87f

Mirai

elf 5fbe57d352d0106bb7d1d22fca5ebeef08d6d6bffe19b2f61dc0f4427febbdef

(this sample)

  
Dropped by
SHA256 3b8413d98d4afaa76c6a33f0e0faf57eada9a99fec9809fca1f6eced2841b87f
  
URLhaus
https://urlhaus.abuse.ch/url/3694211/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 445e1aa204961c457d0c5a0136288c52

Comments