Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    11-02-2024 04:47

General

  • Target

    deb95e476943219d9fccc87505cc740e.exe

  • Size

    266KB

  • MD5

    deb95e476943219d9fccc87505cc740e

  • SHA1

    be4325870bc9e8fe0e8233487287dd3569124bd5

  • SHA256

    626e632e710f71661c007726e0195c4e60e1c7366f474c3d22a11e6b9fbfa1d8

  • SHA512

    61eb326732efdc2ac4f417ee38153872d9a7afe21b8768f18262cc37ad48018d5d730dfd3c5db84d5b500513bc2e0f9b96c065eb7967adb74c0753c3ee4e42f8

  • SSDEEP

    6144:4loZM+rIkd8g+EtXHkv/iD4RwFBJNbYMTnqL9Y0hZ67qb8e1m2iiV8vpFNEvt:moZtL+EP8RwFBJNbYMTnqL9Y0hZgWMiS

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 41 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\deb95e476943219d9fccc87505cc740e.exe
    "C:\Users\Admin\AppData\Local\Temp\deb95e476943219d9fccc87505cc740e.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2208
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2812

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2208-0-0x0000000000EC0000-0x0000000000F08000-memory.dmp

    Filesize

    288KB

  • memory/2208-1-0x000007FEF6030000-0x000007FEF6A1C000-memory.dmp

    Filesize

    9.9MB

  • memory/2208-2-0x000000001A6C0000-0x000000001A740000-memory.dmp

    Filesize

    512KB

  • memory/2208-3-0x000007FEF6030000-0x000007FEF6A1C000-memory.dmp

    Filesize

    9.9MB