MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ac42da75f4fa63767596971fd4eee5211895523a22b63ce819f35d52e3ae96aa. 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 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ac42da75f4fa63767596971fd4eee5211895523a22b63ce819f35d52e3ae96aa
SHA3-384 hash: 12f1e3ce71080db8bd26662ab74e6ebb959eb10bfd4672d0770348617a4e065e53e54fa82aa27c8180435bb545e47e7b
SHA1 hash: d4839dfdce04f6ee4a547375db7fdd38eda8eb7b
MD5 hash: c0bde287acfe758475fe0f9b1e7bea14
humanhash: harry-muppet-orange-mountain
File name:kt5
Download: download sample
Signature Mirai
Create hunting rule
File size:175'228 bytes
First seen:2025-08-16 12:51:20 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:EGENVFia7n2b5UFCB1aX4Og7iFvIAONoW6Ga:EGENvi8cLMX4O6iFAAOWW6Ga
TLSH T10204D549FD109B2AC7D276FBF75902CD363E1BACB3EA32129D311E5137C9AA16936110
telfhash t11a210266e7641b4c17e88051d1ce122f6a7835be1f636c52de593f0f8a82ec2b02dc07
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

Intelligence

File Origin
# of uploads :
1
# of downloads :
70
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
SecuriteInfo.com.Linux.Mirai-61.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-63.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.30435.LC.UNOFFICIAL
Create hunting rule

Unix.Trojan.Mirai-7100807-0
Create hunting rule

Unix.Dropper.Mirai-7136013-0
Create hunting rule

Unix.Dropper.Mirai-7136057-0
Create hunting rule

Unix.Dropper.Mirai-7136070-0
Create hunting rule

Unix.Trojan.Mirai-8025795-0
Create hunting rule

Unix.Trojan.Mirai-9441505-0
Create hunting rule

Unix.Trojan.Mirai-9858729-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
botnet gcc mirai obfuscated rust
Link:
https://www.filescan.io/uploads/68a07f5c419c816a6e88f875/reports/91ecd084-adb7-45f9-bb4e-7d91e97d2d4e/overview
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/ea5c32ec-3508-4cbc-b8d0-7c4653192ee2
Behavior Graph:
Download SVG
%3 guuid=9e0c2519-2300-0000-da17-eda4880c0000 pid=3208 /usr/bin/sudo guuid=0ddcff1b-2300-0000-da17-eda48a0c0000 pid=3210 /tmp/sample.bin guuid=9e0c2519-2300-0000-da17-eda4880c0000 pid=3208->guuid=0ddcff1b-2300-0000-da17-eda48a0c0000 pid=3210 execve
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4bdd28ff-02f8-4980-8f4e-88859917c3eb
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
72 / 100
Link:
https://www.joesandbox.com/analysis/1758324
Signature
Antivirus / Scanner detection for submitted sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/ac42da75f4fa63767596971fd4eee5211895523a22b63ce819f35d52e3ae96aa
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ac42da75f4fa63767596971fd4eee5211895523a22b63ce819f35d52e3ae96aa/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-08-16 12:51:33 UTC
File Type:
ELF32 Little (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vrbnu5pu7jrxm5mws4p5j3xfeemjkur2ek3dz2az6novfy5os2va._file
Result
Malware family:
n/a
Score:
  1/10
Tags:
n/a
Link:
https://tria.ge/reports/250816-p3q6tsdr7z/
Verdict:
Malicious
Tags:
botnet mirai Unix.Trojan.Mirai-7100807-0
YARA:
Mirai_Botnet_Malware
Link:
https://app.threat.zone/submission/606c1a4d-ba39-4ab0-8d29-3eceafdb0ee1
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/ac42da75f4fa63767596971fd4eee5211895523a22b63ce819f35d52e3ae96aa

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:Linux_Generic_Threat_d94e1020
Create hunting rule
Author:Elastic Security
Rule name:Linux_Mirai_Generic
Create hunting rule
Author:albertzsigovits
Description:Generic Approach to Mirai/Gafgyt samples
Rule name:Mirai_Botnet_Malware
Create hunting rule
Author:Florian Roth (Nextron Systems)
Description:Detects Mirai Botnet Malware
Reference:Internal Research
Rule name:Mirai_Botnet_Malware_RID2EF6
Create hunting rule
Author:Florian Roth
Description:Detects Mirai Botnet Malware
Reference:Internal Research
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 ac42da75f4fa63767596971fd4eee5211895523a22b63ce819f35d52e3ae96aa

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/3532683/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3603506/
  
URLhaus
https://urlhaus.abuse.ch/url/3604020/

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