Analysis

  • max time kernel
    94s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-02-2024 20:54

General

  • Target

    Inject.exe

  • Size

    329KB

  • MD5

    89cc770b6447e15e9318a55ecac1a19c

  • SHA1

    1b53c2f6f11adfaea6035e2e79d1a7d043336437

  • SHA256

    54d9c1b7a9d3550cad521496093a4020462c62bbf7214c8a81a9ea5f709dc87a

  • SHA512

    cda1dec79bc9bf30024dd5aac5280f3083296c22531cf83ce2e7f96ecee448bff714969b484867eb76ccec07ee7d54d616f13711b3c537fd1fc669421ad50816

  • SSDEEP

    6144:vloZM3fsXtioRkts/cnnK6cMl6lyiRwMS1NmOzus9x4pFb8e1moimi:NoZ1tlRk83MlXiRwMS1NmOzus9x4nKd

Score
10/10

Malware Config

Signatures

  • Detect Umbral payload 1 IoCs
  • Umbral

    Umbral stealer is an opensource moduler stealer written in C#.

  • Suspicious use of AdjustPrivilegeToken 43 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Inject.exe
    "C:\Users\Admin\AppData\Local\Temp\Inject.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4264
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2084

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/4264-0-0x000001F1D8A50000-0x000001F1D8AA8000-memory.dmp

    Filesize

    352KB

  • memory/4264-1-0x00007FFA8B280000-0x00007FFA8BD41000-memory.dmp

    Filesize

    10.8MB

  • memory/4264-2-0x000001F1F3080000-0x000001F1F3090000-memory.dmp

    Filesize

    64KB

  • memory/4264-4-0x00007FFA8B280000-0x00007FFA8BD41000-memory.dmp

    Filesize

    10.8MB