MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 517520d23f9c6f2cb32c4387f69aecdbf6f2ec9c98b5ac42e89e45d1cfdccffc. 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


Threat unknown


Vendor detections: 8


Intelligence 8 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 517520d23f9c6f2cb32c4387f69aecdbf6f2ec9c98b5ac42e89e45d1cfdccffc
SHA3-384 hash: 578e2a5ff2a39a346444af11272f38d321051cbbafa495ba34345a044cbb453319d7850709efb6c3b5c89b63b5d70f5e
SHA1 hash: adf703321eef4c24e54cf66dc55032099860e5c5
MD5 hash: 222e3364f963c5189fd681063e8c4569
humanhash: early-ack-quiet-seven
File name:31agosto.vbs
Download: download sample
File size:3'735'217 bytes
First seen:2026-06-19 21:05:03 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 49152:r2Oei7oWllm/WVtI75FYUKmXxqW2/3pcDOo+jPaD/QR:F
TLSH T13306F0DF06F151B9387CA8306B9D1BC5EE415E304A66F8A92DF23170B01527E9AC7C6B
Magika vba
Reporter abuse_ch
Tags:vbs

Intelligence

File Origin
# of uploads :
1
# of downloads :
65
Origin country :
DE DE
Vendor Threat Intelligence
No detections
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/71271/
Verdict:
Malicious
Score:
70%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6a35af1d1548daf709f804b6
Tags:
shell sage remo
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
encrypted evasive obfuscated obfuscated powershell
Link:
https://www.filescan.io/uploads/6a35af4e9de4cf364c0f3d7f/reports/aecb4196-6e23-409c-a3a5-ab3e194747e7/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/517520d23f9c6f2cb32c4387f69aecdbf6f2ec9c98b5ac42e89e45d1cfdccffc
Verdict:
Malicious
File Type:
VBScript
Detections:
Trojan.JS.SAgent.sb
Link:
https://opentip.kaspersky.com/517520d23f9c6f2cb32c4387f69aecdbf6f2ec9c98b5ac42e89e45d1cfdccffc/results?tab=lookup
Result
Threat name:
n/a
Detection:
malicious
Classification:
expl.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1931211
Signature
AI detected malicious Powershell script
Antivirus detection for dropped file
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
Contains functionality to inject code into remote processes
Found API chain indicative of sandbox detection
Injects a PE file into a foreign processes
Joe Sandbox ML detected suspicious sample
Malicious sample detected (through community Yara rule)
Modifies the context of a thread in another process (thread injection)
Sigma detected: Dot net compiler compiles file from suspicious location
Sigma detected: Invoke-Obfuscation CLIP+ Launcher
Sigma detected: Invoke-Obfuscation VAR+ Launcher
Sigma detected: Script Interpreter Execution From Suspicious Folder
Sigma detected: Suspicious Script Execution From Temp Folder
Sigma detected: WScript or CScript Dropper
Suspicious execution chain found
Suspicious powershell command line found
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
WScript reads language and country specific registry keys (likely country aware script)
Wscript starts Powershell (via cmd or directly)
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1931211 Sample: 31agosto.vbs Startdate: 19/06/2026 Architecture: WINDOWS Score: 100 48 vcc-library.uk 2->48 50 pee-files.nl 2->50 52 elpolacosur.dynuddns.com 2->52 66 Malicious sample detected (through community Yara rule) 2->66 68 Antivirus detection for URL or domain 2->68 70 Antivirus detection for dropped file 2->70 72 8 other signatures 2->72 11 wscript.exe 3 2->11         started        15 svchost.exe 1 1 2->15         started        signatures3 process4 dnsIp5 46 C:\Users\user\AppData\Local\...\DDD2A7F.ps1, ASCII 11->46 dropped 82 Wscript starts Powershell (via cmd or directly) 11->82 84 Bypasses PowerShell execution policy 11->84 86 Windows Scripting host queries suspicious COM object (likely to drop second stage) 11->86 88 2 other signatures 11->88 18 powershell.exe 22 11->18         started        58 127.0.0.1 unknown unknown 15->58 file6 signatures7 process8 signatures9 60 Writes to foreign memory regions 18->60 62 Modifies the context of a thread in another process (thread injection) 18->62 64 Injects a PE file into a foreign processes 18->64 21 RegSvcs.exe 20 18->21         started        25 csc.exe 3 18->25         started        28 conhost.exe 18->28         started        process10 dnsIp11 54 elpolacosur.dynuddns.com 38.247.137.4, 2040, 49688 ASN-DIS-1515ROUNDTABLEDRPROPERTYLLCUS United States 21->54 56 pee-files.nl 5.175.206.21, 443, 49689 ALTUNHOSTGB Germany 21->56 78 Found API chain indicative of sandbox detection 21->78 80 Contains functionality to inject code into remote processes 21->80 30 cmd.exe 1 21->30         started        44 C:\Users\user\AppData\Local\...\zsf1psi3.dll, PE32 25->44 dropped 33 cvtres.exe 1 25->33         started        file12 signatures13 process14 signatures15 90 Suspicious powershell command line found 30->90 92 Wscript starts Powershell (via cmd or directly) 30->92 35 cmd.exe 1 30->35         started        38 conhost.exe 30->38         started        process16 signatures17 74 Suspicious powershell command line found 35->74 76 Wscript starts Powershell (via cmd or directly) 35->76 40 powershell.exe 14 18 35->40         started        42 conhost.exe 35->42         started        process18
Score:
95%
Verdict:
Malware
File Type:
SCRIPT
Link:
https://malprob.io/report/517520d23f9c6f2cb32c4387f69aecdbf6f2ec9c98b5ac42e89e45d1cfdccffc
Gathering data
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/517520d23f9c6f2cb32c4387f69aecdbf6f2ec9c98b5ac42e89e45d1cfdccffc/
Verdict:
Malicious
Threat:
Trojan.JS.SAgent
Link:
https://tip.neiki.dev/file/517520d23f9c6f2cb32c4387f69aecdbf6f2ec9c98b5ac42e89e45d1cfdccffc
Gathering data
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kf2sbur7trxszmzmiod7ngxm3p3pf3e4tc22yqxitzc5dt64z76a._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
execution
Link:
https://tria.ge/reports/260619-zxhmlsbw4l/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Please note that we are no longer able to provide a coverage score for Virus Total.

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:CP_Script_Inject_Detector
Create hunting rule
Author:DiegoAnalytics
Description:Detects attempts to inject code into another process across PE, ELF, Mach-O binaries
Rule name:detect_powershell
Create hunting rule
Author:daniyyell
Description:Detects suspicious PowerShell activity related to malware execution
Rule name:Sus_CMD_Powershell_Usage
Create hunting rule
Author:XiAnzheng
Description:May Contain(Obfuscated or no) Powershell or CMD Command that can be abused by threat actor(can create FP)
Rule name:telebot_framework
Create hunting rule
Author:vietdx.mb

File information

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

Web download

Visual Basic Script (vbs) vbs 517520d23f9c6f2cb32c4387f69aecdbf6f2ec9c98b5ac42e89e45d1cfdccffc

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/71271/
  
URLhaus
https://urlhaus.abuse.ch/url/3626699/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/3823208/
  
URLhaus
https://urlhaus.abuse.ch/url/3823233/
  
URLhaus
https://urlhaus.abuse.ch/url/3823227/

Comments