Windows Analysis Report
INVOICE#RVEBSAKSA.vbs

Overview

General Information

Sample name: INVOICE#RVEBSAKSA.vbs
Analysis ID: 1446637
MD5: b81bf99773de58e45ca529ba76c7b54d
SHA1: 04c6eddd72864da74f7fed093d9340a589c635d1
SHA256: 69788ff3719edfc8f82e5b32b40be2d15f36160a044e70f55010e396a8bef4ac
Tags: vbs
Infos:

Detection

Score: 56
Range: 0 - 100
Whitelisted: false
Confidence: 100%

Signatures

Opens network shares
Sample has a suspicious name (potential lure to open the executable)
Sigma detected: WScript or CScript Dropper
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Found WSH timer for Javascript or VBS script (likely evasive script)
Java / VBScript file with very long strings (likely obfuscated code)
Program does not show much activity (idle)
Sigma detected: WSF/JSE/JS/VBA/VBE File Execution Via Cscript/Wscript

Classification

System Summary
barindex
Sample has a suspicious name (potential lure to open the executable)
Source: INVOICE#RVEBSAKSA.vbs Static file information: Suspicious name
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Source: C:\Windows\System32\wscript.exe COM Object queried: Windows Script Host Shell Object HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{72C24DD5-D70A-438B-8A42-98424B88AFB8} Jump to behavior
Java / VBScript file with very long strings (likely obfuscated code)
Source: INVOICE#RVEBSAKSA.vbs Initial sample: Strings found which are bigger than 50
Source: classification engine Classification label: mal56.spyw.winVBS@1/0@0/0
Source: unknown Process created: C:\Windows\System32\wscript.exe C:\Windows\System32\WScript.exe "C:\Users\user\Desktop\INVOICE#RVEBSAKSA.vbs"
Source: C:\Windows\System32\wscript.exe Key opened: HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: version.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: kernel.appcore.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: uxtheme.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: sxs.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: vbscript.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: amsi.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: userenv.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: profapi.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: wldp.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: msasn1.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: cryptsp.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: rsaenh.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: cryptbase.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: msisip.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: wshext.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: scrobj.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: mpr.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: scrrun.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: textshaping.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: textinputframework.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: coreuicomponents.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: coremessaging.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: ntmarta.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: wintypes.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: wintypes.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Section loaded: wintypes.dll Jump to behavior
Source: C:\Windows\System32\wscript.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Classes\CLSID\{B54F3741-5B07-11cf-A4B0-00AA004A55E8}\InprocServer32 Jump to behavior
Source: C:\Windows\System32\wscript.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Source: C:\Windows\System32\wscript.exe Process information set: NOOPENFILEERRORBOX Jump to behavior
Found WSH timer for Javascript or VBS script (likely evasive script)
Source: C:\Windows\System32\wscript.exe Window found: window name: WSH-Timer Jump to behavior
Program does not show much activity (idle)
Source: all processes Thread injection, dropped files, key value created, disk infection and DNS query: no activity detected
Program does not show much activity (idle)
Source: all processes Thread injection, dropped files, key value created, disk infection and DNS query: no activity detected
Source: C:\Windows\System32\wscript.exe Key value queried: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Cryptography MachineGuid Jump to behavior

Stealing of Sensitive Information
barindex
Opens network shares
Source: C:\Windows\System32\wscript.exe File opened: \\nail-lists-compact-project.trycloudflare.com@SSL\DavWWWRoot\google\Win\ Jump to behavior
windows-stand
Hide Legend

Legend:

  • Process
  • Signature
  • Created File
  • DNS/IP Info
  • Is Dropped
  • Is Windows Process
  • Number of created Registry Values
  • Number of created Files
  • Visual Basic
  • Delphi
  • Java
  • .Net C# or VB.NET
  • C, C++ or other language
  • Is malicious
  • Internet
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1446637 Sample: INVOICE#RVEBSAKSA.vbs Startdate: 23/05/2024 Architecture: WINDOWS Score: 56 8 Sample has a suspicious name (potential lure to open the executable) 2->8 10 Sigma detected: WScript or CScript Dropper 2->10 5 wscript.exe 2->5         started        process3 signatures4 12 Windows Scripting host queries suspicious COM object (likely to drop second stage) 5->12 14 Opens network shares 5->14
⊘No contacted IP infos