MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b664b75b4a8dab4995bd059a0ac16510a187ccd62b9ec90129f4cb81485c4af0. 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: 11


Intelligence 11 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b664b75b4a8dab4995bd059a0ac16510a187ccd62b9ec90129f4cb81485c4af0
SHA3-384 hash: 9ba509fa386c6ee47d83c998adc1ee4cfd0ce35301a415330a14aa8d6f23e1bfec000def4ca632036c0c3b03f633ad1e
SHA1 hash: 67d4a69b43a65997543c26785129bf97243ef27a
MD5 hash: 25b1d0039376399338ea29c3c16a9c27
humanhash: bulldog-arkansas-failed-echo
File name:x86
Download: download sample
Signature Mirai
Create hunting rule
File size:133'068 bytes
First seen:2025-11-24 05:42:27 UTC
Last seen:Never
File type: elf
MIME type:application/x-executable
ssdeep 3072:PkjeHqKjGSucIa/ZfFMcn8UZITIaOfIXZW/Y/IksxgVu4fjq8PKj0boI4o7A3YlP:8oqKjGSucIa/ZfFMc8UZITIVfIXZW/Yx
TLSH T12BD31AC1F643D1F9E50907716136AB338632FD35602EE697CFA4EF36B861A80C65A25C
telfhash t14c511cf666770de897c09802f78d5b31fc0dab7b202066b609f316643226542937bc39
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 43644a6fd3293897c79793b86861b4b8621cdf3f965d913305ee01cf4aae3ace
File size (compressed) :50'440 bytes
File size (de-compressed) :133'068 bytes
Format:linux/i386
Packed file: 43644a6fd3293897c79793b86861b4b8621cdf3f965d913305ee01cf4aae3ace

Intelligence

File Origin
# of uploads :
1
# of downloads :
49
Origin country :
NL NL
Vendor Threat Intelligence
Detection(s):
Unix.Trojan.Mirai-10028515-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Connection attempt
Verdict:
Unknown
Threat level:
  0/10
Confidence:
100%
Tags:
mirai
Link:
https://www.filescan.io/uploads/6923f078f6a4ba1793addbc6/reports/228a884e-88f0-4de8-b4cd-ee2c4f05b003/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
unknown
Number of open files:
0
Number of processes launched:
1
Processes remaning?
false
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/b664b75b4a8dab4995bd059a0ac16510a187ccd62b9ec90129f4cb81485c4af0
Behaviour
no suspicious findings
Botnet C2s
TCP botnet C2(s):
not identified
UDP botnet C2(s):
not identified
Verdict:
Malicious
File Type:
elf.32.le
First seen:
2025-11-24T03:56:00Z UTC
Last seen:
2025-11-26T00:53:00Z UTC
Hits:
~10
Link:
https://opentip.kaspersky.com/b664b75b4a8dab4995bd059a0ac16510a187ccd62b9ec90129f4cb81485c4af0/results?tab=lookup
Status:
terminated
Link:
https://sandbox.kunai.rocks/analysis/bd6716b6-2210-4929-a64a-7e8d9870cd90
Behavior Graph:
Download SVG
%3 guuid=3acc34e2-1900-0000-71e4-e378ae090000 pid=2478 /usr/bin/sudo guuid=75fbd8e4-1900-0000-71e4-e378b8090000 pid=2488 /tmp/sample.bin net guuid=3acc34e2-1900-0000-71e4-e378ae090000 pid=2478->guuid=75fbd8e4-1900-0000-71e4-e378b8090000 pid=2488 execve 8b0a01dc-0728-52c1-8024-c4ba7801b8d6 8.8.8.8:53 guuid=75fbd8e4-1900-0000-71e4-e378b8090000 pid=2488->8b0a01dc-0728-52c1-8024-c4ba7801b8d6 con
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/37ce1a3b-c323-4b96-a3e9-8a0ba0c8078f
Result
Threat name:
n/a
Detection:
malicious
Classification:
n/a
Score:
56 / 100
Link:
https://www.joesandbox.com/analysis/1819768
Signature
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/b664b75b4a8dab4995bd059a0ac16510a187ccd62b9ec90129f4cb81485c4af0
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b664b75b4a8dab4995bd059a0ac16510a187ccd62b9ec90129f4cb81485c4af0/
Threat name:
Linux.Worm.Mirai
Create hunting rule
Status:
Malicious
First seen:
2025-11-24 05:43:20 UTC
File Type:
ELF32 Little (Exe)
AV detection:
16 of 24 (66.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wzslow2krwvutfn5awnavqlfccqyptgwfopmsajj6tfycsc4jlya._file
Result
Malware family:
mirai
Create hunting rule
Score:
  10/10
Tags:
family:mirai linux
Link:
https://tria.ge/reports/251124-gepzvsyngw/
Malware Config
C2 Extraction:
127.0.0.1
Verdict:
Malicious
Tags:
trojan gafgyt mirai Unix.Trojan.Mirai-10028515-0
YARA:
Linux_Trojan_Gafgyt_5bf62ce4 Linux_Trojan_Mirai_b14f4c5d Linux_Trojan_Mirai_5f7b67b8 Linux_Trojan_Mirai_88de437f Linux_Trojan_Mirai_ae9d0fa6 Linux_Trojan_Mirai_cc93863b Linux_Trojan_Mirai_8aa7b5d3
Link:
https://app.threat.zone/submission/3448ad63-b7a4-464e-96f5-846110af8329
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/b664b75b4a8dab4995bd059a0ac16510a187ccd62b9ec90129f4cb81485c4af0

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_Trojan_Gafgyt_5bf62ce4
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_5f7b67b8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_88de437f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_8aa7b5d3
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_ae9d0fa6
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_b14f4c5d
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_cc93863b
Create hunting rule
Author:Elastic Security

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Mirai

elf 43644a6fd3293897c79793b86861b4b8621cdf3f965d913305ee01cf4aae3ace

Mirai

elf b664b75b4a8dab4995bd059a0ac16510a187ccd62b9ec90129f4cb81485c4af0

(this sample)

  
Dropped by
SHA256 43644a6fd3293897c79793b86861b4b8621cdf3f965d913305ee01cf4aae3ace
  
URLhaus
https://urlhaus.abuse.ch/url/3693012/
  
Delivery method
Distributed via web download
  
Dropped by
MD5 7c5218d0f45f521b3cfa3801353c2387
  
URLhaus
https://urlhaus.abuse.ch/url/3713776/
  
URLhaus
https://urlhaus.abuse.ch/url/3716834/

Comments