Overview

overview

10

Static

static

10

Star.exe

windows10-1703-x64

10

Sharing

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General

  • Target
    Star.exe
  • Size 235KB
  • Sample240220-vtpvascb2t
  • SHA256 cd4ba31d82b9a83f45d5c2a12b91dfce88b70acff2ed894bb1abc617a98fa8bf
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
umbral

Malware Config

Extracted

Family

  • umbral

C2

  • https://discord.com/api/webhooks/1209321304994619533/mMcDpunpyAbML-H8z32uQlMHknkdb5LP13ysEZnYmct14-eXHUHss93NnbJFOWSbWxWO

Signatures

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

    Checks for missing Authenticode signature.

File Explorer

  • Star.exe
    .exe 235KB

Star.exe

  • IMPHASH f34d5f2d4577ed6d9ceec516c1f5a744
  • SHA256 cd4ba31d82b9a83f45d5c2a12b91dfce88b70acff2ed894bb1abc617a98fa8bf
  • 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
241886
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