Windows Analysis Report
NetworkWrapper.dll

Overview

General Information

Sample name: NetworkWrapper.dll
Analysis ID: 1561664
MD5: 4cca0700edde71ad394dd9f2682f7908
SHA1: a8e2faedf283b9cbbe7e44643eccabab2f30390e
SHA256: d698030455fe579185e51b010752c31f6845511b51b65bec45fbb0d6bfc88170
Infos:

Detection

Score: 1
Range: 0 - 100
Whitelisted: false
Confidence: 60%

Signatures

Creates a process in suspended mode (likely to inject code)
Program does not show much activity (idle)
Sample execution stops while process was sleeping (likely an evasion)

Classification

Source: NetworkWrapper.dll Static PE information: certificate valid
Source: NetworkWrapper.dll Static PE information: HIGH_ENTROPY_VA, DYNAMIC_BASE, NX_COMPAT, NO_SEH, TERMINAL_SERVER_AWARE
Source: NetworkWrapper.dll String found in binary or memory: http://cacerts.digicert.com/DigiCertAssuredIDRootCA.crt0E
Source: NetworkWrapper.dll String found in binary or memory: http://cacerts.digicert.com/DigiCertTrustedG4RSA4096SHA256TimeStampingCA.crt0
Source: NetworkWrapper.dll String found in binary or memory: http://cacerts.digicert.com/DigiCertTrustedRootG4.crt0C
Source: NetworkWrapper.dll String found in binary or memory: http://crl.comodoca.com/AAACertificateServices.crl04
Source: NetworkWrapper.dll String found in binary or memory: http://crl.sectigo.com/SectigoPublicCodeSigningCAR36.crl0y
Source: NetworkWrapper.dll String found in binary or memory: http://crl.sectigo.com/SectigoPublicCodeSigningRootR46.crl0
Source: NetworkWrapper.dll String found in binary or memory: http://crl3.digicert.com/DigiCertAssuredIDRootCA.crl0
Source: NetworkWrapper.dll String found in binary or memory: http://crl3.digicert.com/DigiCertTrustedG4RSA4096SHA256TimeStampingCA.crl0
Source: NetworkWrapper.dll String found in binary or memory: http://crl3.digicert.com/DigiCertTrustedRootG4.crl0
Source: NetworkWrapper.dll String found in binary or memory: http://crt.sectigo.com/SectigoPublicCodeSigningCAR36.crt0#
Source: NetworkWrapper.dll String found in binary or memory: http://crt.sectigo.com/SectigoPublicCodeSigningRootR46.p7c0#
Source: NetworkWrapper.dll String found in binary or memory: http://ocsp.comodoca.com0
Source: NetworkWrapper.dll String found in binary or memory: http://ocsp.digicert.com0A
Source: NetworkWrapper.dll String found in binary or memory: http://ocsp.digicert.com0C
Source: NetworkWrapper.dll String found in binary or memory: http://ocsp.digicert.com0X
Source: NetworkWrapper.dll String found in binary or memory: http://ocsp.sectigo.com0
Source: NetworkWrapper.dll String found in binary or memory: https://sectigo.com/CPS0
Source: NetworkWrapper.dll Binary string: \Device\NPF_
Source: classification engine Classification label: clean1.winDLL@6/0@0/0
Source: C:\Windows\System32\conhost.exe Mutant created: \Sessions\1\BaseNamedObjects\Local\SM0:412:120:WilError_03
Source: NetworkWrapper.dll Static PE information: Section: .text IMAGE_SCN_CNT_CODE, IMAGE_SCN_MEM_EXECUTE, IMAGE_SCN_MEM_READ
Source: NetworkWrapper.dll Static file information: TRID: Win32 Dynamic Link Library (generic) Net Framework (1011504/3) 50.14%
Source: C:\Windows\System32\loaddll32.exe Key opened: HKEY_CURRENT_USER\Software\Policies\Microsoft\Windows\Safer\CodeIdentifiers Jump to behavior
Source: C:\Windows\SysWOW64\cmd.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe "C:\Users\user\Desktop\NetworkWrapper.dll",#1
Source: unknown Process created: C:\Windows\System32\loaddll32.exe loaddll32.exe "C:\Users\user\Desktop\NetworkWrapper.dll"
Source: C:\Windows\System32\loaddll32.exe Process created: C:\Windows\System32\conhost.exe C:\Windows\system32\conhost.exe 0xffffffff -ForceV1
Source: C:\Windows\System32\loaddll32.exe Process created: C:\Windows\SysWOW64\cmd.exe cmd.exe /C rundll32.exe "C:\Users\user\Desktop\NetworkWrapper.dll",#1
Source: C:\Windows\SysWOW64\cmd.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe "C:\Users\user\Desktop\NetworkWrapper.dll",#1
Source: C:\Windows\System32\loaddll32.exe Process created: C:\Windows\SysWOW64\cmd.exe cmd.exe /C rundll32.exe "C:\Users\user\Desktop\NetworkWrapper.dll",#1 Jump to behavior
Source: C:\Windows\SysWOW64\cmd.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe "C:\Users\user\Desktop\NetworkWrapper.dll",#1 Jump to behavior
Source: C:\Windows\System32\loaddll32.exe Section loaded: apphelp.dll Jump to behavior
Source: C:\Windows\System32\loaddll32.exe Section loaded: kernel.appcore.dll Jump to behavior
Source: C:\Windows\SysWOW64\cmd.exe Section loaded: apphelp.dll Jump to behavior
Source: NetworkWrapper.dll Static PE information: certificate valid
Source: NetworkWrapper.dll Static PE information: data directory type: IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR
Source: NetworkWrapper.dll Static PE information: HIGH_ENTROPY_VA, DYNAMIC_BASE, NX_COMPAT, NO_SEH, TERMINAL_SERVER_AWARE
Source: C:\Windows\SysWOW64\rundll32.exe Process information set: NOOPENFILEERRORBOX 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
Sample execution stops while process was sleeping (likely an evasion)
Source: C:\Windows\System32\conhost.exe Last function: Thread delayed
Source: C:\Windows\System32\loaddll32.exe Thread delayed: delay time: 120000 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
Creates a process in suspended mode (likely to inject code)
Source: C:\Windows\SysWOW64\cmd.exe Process created: C:\Windows\SysWOW64\rundll32.exe rundll32.exe "C:\Users\user\Desktop\NetworkWrapper.dll",#1 Jump to behavior
windows-stand
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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 process2 2 Behavior Graph ID: 1561664 Sample: NetworkWrapper.dll Startdate: 24/11/2024 Architecture: WINDOWS Score: 1 6 loaddll32.exe 1 2->6         started        process3 8 cmd.exe 1 6->8         started        10 conhost.exe 6->10         started        process4 12 rundll32.exe 8->12         started       
⊘No contacted IP infos