MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 923b5d27c69f216c4465d77eaac05bee12c02ba786df6f1e1e34c8dae117d6c5. 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


MooBot


Vendor detections: 11


Intelligence 11 IOCs YARA 17 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 923b5d27c69f216c4465d77eaac05bee12c02ba786df6f1e1e34c8dae117d6c5
SHA3-384 hash: 04240dc37d6de532777a8e6e3b1158c0236b2ab4a3b0701935e2bc64d4280f9aa3d010d5c0924ff4accc9801b363f831
SHA1 hash: 126fdc869cc1ab9e0e26e6031abac1d56d93c857
MD5 hash: 3042a552c464914b86c791744d1b1153
humanhash: sink-grey-lamp-texas
File name:vlxx.x86_64
Download: download sample
Signature MooBot
Create hunting rule
File size:139'576 bytes
First seen:2024-03-09 16:59:23 UTC
Last seen:2024-04-16 21:46:32 UTC
File type: elf
MIME type:application/x-executable
ssdeep 3072:DX+wXNsuOXWYmqnQIk11TosPipRlOaogXk72IElN7Ccw3wEymPd:DX+wXNsuOXWYmCEPuk7u5EymPd
TLSH T16AD33B1BB4C180FDC4DAC5B44F9AF53ADD32B1A81238B16B27D4AB225E8DE315F1DA50
telfhash t19851acb139913984a2fbeb76730be595dc350e6005e171e2edb7acf2de013410da64a3
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 Moobot

Intelligence

File Origin
# of uploads :
480
# of downloads :
124
Origin country :
DE DE
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Malware.28880.LC.UNOFFICIAL
Create hunting rule

Sanesecurity.Malware.29325.LC.Pl.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Linux.Mirai-81.UNOFFICIAL
Create hunting rule

Unix.Dropper.Mirai-7540662-0
Create hunting rule

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

Unix.Trojan.Mirai-9945193-0
Create hunting rule

Unix.Trojan.Mirai-9946826-0
Create hunting rule

Unix.Dropper.Mirai-10008433-0
Create hunting rule

Unix.Trojan.Mirai-10011027-0
Create hunting rule

Unix.Trojan.Mirai-10011918-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Receives data from a server
Runs as daemon
DNS request
Sends data to a server
Connection attempt
Substitutes an application name
Deletes a system binary file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
anti-debug bash lolbin remote
Link:
https://www.filescan.io/uploads/65ec959cc1137bbf1495a1db/reports/255f6a58-8007-465f-a942-3951c9969681/overview
Verdict:
Malicious
Uses P2P?:
false
Uses anti-vm?:
false
Architecture:
x86
Packer:
not packed
Botnet:
14.225.213.142
Number of open files:
49
Number of processes launched:
4
Processes remaning?
true
Remote TCP ports scanned:
not identified
Full report:
https://elfdigest.com/brief/923b5d27c69f216c4465d77eaac05bee12c02ba786df6f1e1e34c8dae117d6c5
Behaviour
Process Renaming
Botnet C2s
TCP botnet C2(s):
type:Moobot 14.225.213.142:42597
UDP botnet C2(s):
not identified
Result
Verdict:
MALICIOUS
Malware family:
Mirai
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c769c2de-9f9d-4ad0-887b-246689f69699
Result
Threat name:
Mirai
Create hunting rule
Detection:
malicious
Classification:
troj
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1405945
Signature
Antivirus / Scanner detection for submitted sample
Connects to many ports of the same IP (likely port scanning)
Detected Mirai
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Snort IDS alert for network traffic
Yara detected Mirai
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
ELF
Link:
https://malprob.io/report/923b5d27c69f216c4465d77eaac05bee12c02ba786df6f1e1e34c8dae117d6c5
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/923b5d27c69f216c4465d77eaac05bee12c02ba786df6f1e1e34c8dae117d6c5/
Threat name:
Linux.Trojan.Mirai
Create hunting rule
Status:
Malicious
First seen:
2024-03-09 17:00:10 UTC
File Type:
ELF64 Little (Exe)
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=si5v2j6gt4qwyrdf257kvqc35yjmak5hq3pw6hq6gtenvyix23cq._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
linux
Link:
https://tria.ge/reports/240309-vhzkcscg34/
Behaviour
Reads runtime system information
Enumerates running processes
Changes its process name
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.84
Link:
https://yomi.yoroi.company/submissions/923b5d27c69f216c4465d77eaac05bee12c02ba786df6f1e1e34c8dae117d6c5

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_Trojan_Gafgyt_0cd591cd
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_28a2fe0c
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_33b4111a
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_620087b9
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_807911a2
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_9e9530a7
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_a33a8363
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d0c57a2e
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d4227dbf
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Gafgyt_d996d335
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_01e4a728
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_1e0c5ce0
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_520deeb8
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_6a77af0f
Create hunting rule
Author:Elastic Security
Rule name:Linux_Trojan_Mirai_e0cf29e2
Create hunting rule
Author:Elastic Security
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

MooBot

elf 923b5d27c69f216c4465d77eaac05bee12c02ba786df6f1e1e34c8dae117d6c5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2778664/
  
Delivery method
Distributed via web download

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh

Comments