Overview

overview

10

Static

static

10

Umbral.exe

windows10-2004-x64

10

Sharing

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General

  • Target
    Umbral.exe
  • Size 229KB
  • Sample231231-sep6eabbb4
  • SHA256 cfa411af1d47bc7a40db5d2e085c8a8612c4d0eafb6bd3e2b03ec9ee93231b7d
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
umbral

Malware Config

Extracted

Family

  • umbral

C2

  • https://discord.com/api/webhooks/1178425579918348299/Im2YsHcysTWH3zzMC7dhoPY9LKT5g7uo_sPn8PhgJQlrkCDQumDskxS71Udatyw5CYuR

Signatures

  • Detect Umbral payload 1 IoCs
  • Umbral family
    umbral
  • Unsigned PE 1 IoCs

    Checks for missing Authenticode signature.

File Explorer

  • Umbral.exe
    .exe 229KB

Umbral.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 cfa411af1d47bc7a40db5d2e085c8a8612c4d0eafb6bd3e2b03ec9ee93231b7d
  • MD5 SHA1 SHA512 SSDEEP
windows:4windowsx86arch:x86

  • Detect Umbral payload

  • Unsigned PE

    Checks for missing Authenticode signature.

Minor OS version
0
Major OS version
4
Entry point
240270
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