Overview

overview

10

Static

static

10

Umbral.exe

windows10-2004-x64

10

Umbral.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    Umbral.payload
  • Size 230KB
  • Sample261024-vkpsyaz12p
  • SHA256 23d651ed623affcb1b71457c07c4f887a6ac44b04ceef74850292ab38d1b3287
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
stealerumbral

Malware Config

Signatures

  • Family: Umbral

    Umbral stealer is an open-source modular stealer written in C#.

    stealerumbral
  • Detects Umbral payload 2 IoCs
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • Umbral.payload
    .exe 230KB

Umbral.payload

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 23d651ed623affcb1b71457c07c4f887a6ac44b04ceef74850292ab38d1b3287
  • MD5 SHA1 SHA512 SSDEEP TLSH
windows:4windowsx86arch:x86

  • Detects Umbral payload

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
240162
Magic Number
267
Subsystem
IMAGE_SUBSYSTEM_WINDOWS_GUI
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE IMAGE_DLLCHARACTERISTICS_NX_COMPAT IMAGE_DLLCHARACTERISTICS_NO_SEH IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE
PDB paths
E:\C# Projects\Umbral Stealer\Umbral.payload\obj\Release\Umbral.payload.pdb