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https://github.com/vxunderground/MalwareSourceCode.git
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f2ac1ece55
add
41 lines
1.4 KiB
C#
41 lines
1.4 KiB
C#
// Decompiled with JetBrains decompiler
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// Type: Microsoft.InfoCards.SelfIssuedAuthRSAPKCS1SignatureFormatter
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// Assembly: infocard, Version=3.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089
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// MVID: ADE0A079-11DB-4A46-8BDE-D2A592CA8DEA
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// Assembly location: C:\Users\Administrateur\Downloads\Virusshare-00001-msil\Virus.Win32.Expiro.w-1f15ee7e9f7da02b6bfb4c5a5e6484eb9fa71b82d3699c54bcc7a31794b4a66d.exe
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using System.Security.Cryptography;
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namespace Microsoft.InfoCards
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{
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internal class SelfIssuedAuthRSAPKCS1SignatureFormatter : RSAPKCS1SignatureFormatter
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{
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private RSA m_rsaKey;
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private string m_strOID;
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public SelfIssuedAuthRSAPKCS1SignatureFormatter()
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{
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}
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public SelfIssuedAuthRSAPKCS1SignatureFormatter(AsymmetricAlgorithm key)
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: base(key)
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{
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this.m_rsaKey = (RSA) key;
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}
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public override void SetKey(AsymmetricAlgorithm key)
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{
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base.SetKey(key);
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this.m_rsaKey = (RSA) key;
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}
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public override void SetHashAlgorithm(string strName)
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{
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base.SetHashAlgorithm(strName);
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this.m_strOID = CryptoConfig.MapNameToOID(strName);
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}
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public override byte[] CreateSignature(byte[] rgbHash) => this.m_strOID != null && this.m_rsaKey != null && rgbHash != null && this.m_rsaKey is SelfIssuedAuthRSACryptoProvider ? ((SelfIssuedAuthRSACryptoProvider) this.m_rsaKey).SignHash(rgbHash, this.m_strOID) : base.CreateSignature(rgbHash);
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}
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}
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