Analysis

  • max time kernel
    41s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-06-2024 21:10

General

  • Target

    Umbral.builder.exe

  • Size

    114KB

  • MD5

    d91fb6867df7e4303d98b5e90faae73c

  • SHA1

    496f53ad8cd9381f1c1b577a73e978081002c1db

  • SHA256

    bb19b002df31e1196b4e6530cf54c449e9cf1383d3adc5334a0442fa96b36344

  • SHA512

    5dbcfe9bf567c6f1e18027950726af1835ab8b363ba8b040fd379b4cfe94b0894bc969b3c04fa4f1964b441a7b894bd4d37f3aabe3ea31396687a6ca093cfdc9

  • SSDEEP

    3072:aumr2q8XTs/8wEQuKqAFCq8FBJGgMMlpVFPo6QoJ7j:aumr2q8XTs/8wEQJhCqbsVehy7

Score
7/10

Malware Config

Signatures

  • Obfuscated with Agile.Net obfuscator 8 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Umbral.builder.exe
    "C:\Users\Admin\AppData\Local\Temp\Umbral.builder.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4084

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4084-1-0x000002563B380000-0x000002563B3A2000-memory.dmp

    Filesize

    136KB

  • memory/4084-0-0x00007FFC0ADF3000-0x00007FFC0ADF5000-memory.dmp

    Filesize

    8KB

  • memory/4084-3-0x000002563D100000-0x000002563D120000-memory.dmp

    Filesize

    128KB

  • memory/4084-2-0x000002563B810000-0x000002563B830000-memory.dmp

    Filesize

    128KB

  • memory/4084-5-0x000002563D120000-0x000002563D12E000-memory.dmp

    Filesize

    56KB

  • memory/4084-8-0x0000025655920000-0x000002565593E000-memory.dmp

    Filesize

    120KB

  • memory/4084-9-0x00007FFC0ADF0000-0x00007FFC0B8B1000-memory.dmp

    Filesize

    10.8MB

  • memory/4084-7-0x000002563D130000-0x000002563D140000-memory.dmp

    Filesize

    64KB

  • memory/4084-6-0x0000025655960000-0x00000256559BA000-memory.dmp

    Filesize

    360KB

  • memory/4084-4-0x0000025655AE0000-0x0000025655B4E000-memory.dmp

    Filesize

    440KB

  • memory/4084-10-0x0000025655CA0000-0x0000025655DEA000-memory.dmp

    Filesize

    1.3MB

  • memory/4084-12-0x0000025655BC0000-0x0000025655BF0000-memory.dmp

    Filesize

    192KB

  • memory/4084-11-0x0000025655DF0000-0x0000025655F06000-memory.dmp

    Filesize

    1.1MB

  • memory/4084-13-0x00007FFC0ADF0000-0x00007FFC0B8B1000-memory.dmp

    Filesize

    10.8MB

  • memory/4084-14-0x00007FFC0ADF0000-0x00007FFC0B8B1000-memory.dmp

    Filesize

    10.8MB

  • memory/4084-15-0x00007FFC0ADF3000-0x00007FFC0ADF5000-memory.dmp

    Filesize

    8KB

  • memory/4084-16-0x00007FFC0ADF0000-0x00007FFC0B8B1000-memory.dmp

    Filesize

    10.8MB

  • memory/4084-17-0x00007FFC0ADF0000-0x00007FFC0B8B1000-memory.dmp

    Filesize

    10.8MB

  • memory/4084-18-0x00007FFC0ADF0000-0x00007FFC0B8B1000-memory.dmp

    Filesize

    10.8MB