Overview

overview

10

Static

static

10

build.exe

windows10-2004-x64

10

build.exe

windows11-ltsc_2024-x64

10

Sharing

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General

  • Target
    build.exe
  • Size 1.5MB
  • Sample260624-s19ryads41
  • SHA256 08998e78c6c92ce6d668ed199a6e15fb29575930b0cd63b00b7580aa967332f4
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
costurapackerstealerstealerium

Malware Config

Extracted

Family

  • stealerium

C2

  • https://discord.com/api/webhooks/1519352843222646946/lxOWlhiz3_Ae4jt9FQDhqXqJHbfH9DFViRkYbeAkSSqE02hpSrzw5JiVNN6IvmXgXxV9

Signatures

  • Family: Stealerium

    An open source info stealer written in C# first seen in May 2022.

    stealerstealerium
  • Costura .NET executable packer 1 IoCs

    Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

    costurapacker
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • build.exe
    .exe 1.5MB

build.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 08998e78c6c92ce6d668ed199a6e15fb29575930b0cd63b00b7580aa967332f4
  • MD5 SHA1 SHA512 SSDEEP TLSH
windows:4windowsx86arch:x86

  • Costura .NET executable packer

    Costura packer aka Costura Fody, is an add-in for the .NET framework that embeds all external dependency .dll files as resources inside main executable.

    costurapacker

  • Unsigned PE

    Checks for missing Authenticode signature.

Password
ferwwerfw3f342f34
Minor OS version
0
Major OS version
4
Entry point
1571854
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 IMAGE_FILE_32BIT_MACHINE
PDB paths