MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f33157cd97c4841832edfe1ca7aa9ecc73ca7e8dd2e5fb734fa1b2ceda822023. 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 8 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f33157cd97c4841832edfe1ca7aa9ecc73ca7e8dd2e5fb734fa1b2ceda822023
SHA3-384 hash: f6510af68c9a6da75bbb47c6639c7a5225a96ca012c7760513a8ef999d1a4976261403242b5b3debf0c38fec16cbca71
SHA1 hash: a589052f0be2544d010174ad75dbdab20b990f82
MD5 hash: 2658d7fde33ba2980c2104aba90b8ee4
humanhash: nebraska-illinois-william-sixteen
File name:nullnet.arm6
Download: download sample
Signature Mirai
Create hunting rule
File size:86'884 bytes
First seen:2026-07-20 19:10:31 UTC
Last seen:2026-07-21 18:11:13 UTC
File type: elf
MIME type:application/x-executable
ssdeep 1536:1cnSxBa4XuGTRCDVlxIw+yPhL6dhrc4FlwzrIjiv6SLmJHiDb:d4fGTADVUaV6dhi6SLmJsb
TLSH T16D830786B982DE15C6C216BBFE5F018D3312BBE8E3DE7213DC245F9037CA49A0D66516
Magika elf
Reporter abuse_ch
Tags:elf mirai

Intelligence

File Origin
# of uploads :
3
# of downloads :
93
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection(s):
Sanesecurity.Malware.29524.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7135937-0
Create hunting rule

Unix.Dropper.Mirai-7136014-0
Create hunting rule

Unix.Dropper.Mirai-7355719-0
Create hunting rule

Unix.Dropper.Mirai-9977145-0
Create hunting rule

Unix.Trojan.Mirai-1
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
DNS request
Runs as daemon
Opens a port
Connection attempt
Substitutes an application name
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
gcc masquerade mirai rust
Link:
https://www.filescan.io/uploads/6a5e730b3a6e366c9d353d8e/reports/22a16109-1974-44d4-84df-858427be6cf0/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
arm
Packer:
not packed
Botnet:
unknown
Number of open files:
20
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/f33157cd97c4841832edfe1ca7aa9ecc73ca7e8dd2e5fb734fa1b2ceda822023
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2026-07-20T16:22:00Z UTC
Last seen:
2026-07-21T19:28:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/f33157cd97c4841832edfe1ca7aa9ecc73ca7e8dd2e5fb734fa1b2ceda822023/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/d93eb3cf-c697-4644-a403-51ab31e09f62
Behavior Graph:
Download SVG
%3 guuid=4e2268a5-1b00-0000-e4f0-181e020c0000 pid=3074 /usr/bin/sudo guuid=1fbd34a8-1b00-0000-e4f0-181e060c0000 pid=3078 /tmp/sample.bin guuid=4e2268a5-1b00-0000-e4f0-181e020c0000 pid=3074->guuid=1fbd34a8-1b00-0000-e4f0-181e060c0000 pid=3078 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9ecb323d-5c84-4419-8256-0bfce92247cd
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/f33157cd97c4841832edfe1ca7aa9ecc73ca7e8dd2e5fb734fa1b2ceda822023
Detection:
mirai
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f33157cd97c4841832edfe1ca7aa9ecc73ca7e8dd2e5fb734fa1b2ceda822023/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2026-07-20 19:18:47 UTC
File Type:
ELF32 Little (Exe)
AV detection:
25 of 38 (65.79%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6myvptmxyscbqmxn7yokpku6zrz4u7un2ls7w42pugzm5wucearq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
credential_access defense_evasion upx
Link:
https://tria.ge/reports/260720-xwb3bscw9l/
Behaviour
Changes its process name
Reads process memory
Modifies Watchdog functionality
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/f33157cd97c4841832edfe1ca7aa9ecc73ca7e8dd2e5fb734fa1b2ceda822023

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:CVE_2017_17215
Create hunting rule
Author:NDA0E
Description:Detects exploitation attempt of CVE-2017-17215
Rule name:ELF_Mirai
Create hunting rule
Author:NDA0E
Description:Detects multiple Mirai variants
Rule name:Linux_Exploit_CVE_2017_17215_8b78a857
Create hunting rule
Author:Elastic Security
Description:Exploit code used in the ZeroBot malware
Rule name:Linux_Generic_Threat_d2dca9e7
Create hunting rule
Author:Elastic Security
Rule name:MAL_ELF_LNX_Mirai_Oct10_1
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects ELF Mirai variant
Reference:Internal Research
Rule name:MAL_ELF_LNX_Mirai_Oct10_1_RID2F39
Create hunting rule
Author:Florian Roth
Description:Detects ELF Mirai variant
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: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 f33157cd97c4841832edfe1ca7aa9ecc73ca7e8dd2e5fb734fa1b2ceda822023

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3889259/
  
Delivery method
Distributed via web download

Comments