MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4d2f8ca7808ac88293ea0bbf579e7dc3d2dbe70971a18701f7d58bf44d4c72a6. 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 5 File information Comments

SHA256 hash: 4d2f8ca7808ac88293ea0bbf579e7dc3d2dbe70971a18701f7d58bf44d4c72a6
SHA3-384 hash: f2734af29bb99c4469b6440f16d3bc023550439a2a6fcabe96b56db7bcfcf7b68eeaad3031cad00b3f00c60584739783
SHA1 hash: ce2cbb334f644c3f906921a84af315ef8bde768a
MD5 hash: 15b8885e01b36d260d68f181a8ad234b
humanhash: arkansas-robert-pluto-mexico
File name:notabotnet.arm6
Download: download sample
Signature Mirai
File size:91'440 bytes
First seen:2022-08-06 05:05:03 UTC
Last seen:2022-08-06 05:05:15 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:Z2NnKIfKjRGp7qs9GwHlGM0ZCuyj7wFWJ70q9dyCgIEHzUIhiqmk7myifIv:ZNIiVIqkGgdyCujGYq9kC0mk7myi
TLSH T1459319C6BC409E14C6C616B7FA2F108E3302579DE2DEB352CD155F747BCA82B0E2A55A
telfhash t1ec21df2d8b7c1aaeebe0494892dca6191fa530d5af112c129b487b4f42c67c2f02dc25
TrID 50.1% (.) ELF Executable and Linkable format (Linux) (4022/12)
49.8% (.O) ELF Executable and Linkable format (generic) (4000/1)
Reporter @elfdigest
Tags:mirai

Intelligence


File Origin
# of uploads :
2
# of downloads :
151
Origin country :
DE DE
Mail intelligence
No data
Vendor Threat Intelligence
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
anti-debug obfuscated
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
scan.fearfulcats.tk/notabotnet
Number of open files:
0
Number of processes launched:
0
Processes remaning?
false
Remote TCP ports scanned:
not identified
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Result
Threat name:
Detection:
malicious
Classification:
troj
Score:
56 / 100
Signature
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Threat name:
Linux.Trojan.Mirai
Status:
Malicious
First seen:
2022-07-29 02:56:02 UTC
File Type:
ELF32 Little (Exe)
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:mirai

YARA Signatures


MalareBazaar uses YARA rules from several public and non-public repositories, such as Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious proccess dumps they may create. Please note that only results from TLP:WHITE rules are being displayeyd.

Rule name:BitcoinAddress
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:myMirai
Description:Mirai
Rule name:SUSP_XORed_Mozilla
Author:Florian Roth
Description:Detects suspicious single byte XORed keyword 'Mozilla/5.0' - it uses yara's XOR modifier and therefore cannot print the XOR key. You can use the CyberChef recipe linked in the reference field to brute force the used key.
Reference:https://gchq.github.io/CyberChef/#recipe=XOR_Brute_Force()
Rule name:SUSP_XORed_Mozilla_RID2DB4
Author:Florian Roth
Description:Detects suspicious XORed keyword - Mozilla/5.0
Reference:Internal Research
Rule name:unixredflags3
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 4d2f8ca7808ac88293ea0bbf579e7dc3d2dbe70971a18701f7d58bf44d4c72a6

(this sample)

  
Delivery method
Distributed via web download

Comments