General

  • Target

    Umbral.Stealer.zip

  • Size

    3.3MB

  • MD5

    f355889db3ff6bae624f80f41a52e619

  • SHA1

    47f7916272a81d313e70808270c3c351207b890f

  • SHA256

    8e95865efd39220dfc4abebc27141d9eae288a11981e43f09cbee6bf90347fe0

  • SHA512

    bff7636f6cc0fadfd6f027e2ebda9e80fd5c64d551b2c666929b2d990509af73b082d739f14bb1497be292eafe703ebd5d7188493e2cc34b73d249fe901820eb

  • SSDEEP

    98304:XINn7mVoLvbDU48xzliDSjtYV2jg0tsGTplmOhl88uF:mjLvvD8BcSjtAB0zplNl8Z

Score
10/10

Malware Config

Signatures

  • Detect Umbral payload 1 IoCs
  • Umbral family
  • Obfuscated with Agile.Net obfuscator 33 IoCs

    Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.

  • Unsigned PE 9 IoCs

    Checks for missing Authenticode signature.

Files

  • Umbral.Stealer.zip
    .zip
  • Bunifu.Licensing.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.1.5.3.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuButton.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuCheckBox.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuCircleProgress.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuColorTransition.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuDataGridView.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuDatePicker.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuDropdown.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuFormDock.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuGauge.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuGradientPanel.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuGroupBox.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuImageButton.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuLabel.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuPages.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuPanel.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuPictureBox.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuProgressBar.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuRadioButton.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuRating.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuScrollBar.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuSeparator.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuShadowPanel.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuShapes.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuSlider.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuSnackbar.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuTextBox.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuToggleSwitch.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuToolTip.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuTransition.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.BunifuUserControl.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Bunifu.UI.WinForms.Deprecated.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Code Sign

    Headers

    Imports

    Sections

  • Mono.Cecil.Mdb.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Headers

    Imports

    Sections

  • Mono.Cecil.Mdb.pdb
  • Mono.Cecil.Pdb.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Headers

    Imports

    Sections

  • Mono.Cecil.Pdb.pdb
  • Mono.Cecil.Rocks.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Headers

    Imports

    Sections

  • Mono.Cecil.Rocks.pdb
  • Mono.Cecil.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Headers

    Imports

    Sections

  • Mono.Cecil.pdb
  • Umbral.builder.exe
    .exe windows:4 windows x86 arch:x86

    f34d5f2d4577ed6d9ceec516c1f5a744


    Headers

    Imports

    Sections

  • Umbral.builder.exe.config
    .xml
  • Umbral.builder.pdb
  • Umbral.payload
    .exe windows:4 windows x86 arch:x86

    f34d5f2d4577ed6d9ceec516c1f5a744


    Headers

    Imports

    Sections

  • Vestris.ResourceLib.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Headers

    Imports

    Sections

  • Vestris.ResourceLib.xml
    .xml
  • jose-jwt.dll
    .dll windows:4 windows x86 arch:x86

    dae02f32a21e03ce65412f6e56942daa


    Headers

    Imports

    Sections