Analysis

  • max time kernel
    146s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-03-2024 18:26

General

  • Target

    UDware.exe

  • Size

    230KB

  • MD5

    a8239dd24c8bcc00d3ba4472126d0739

  • SHA1

    453ee2f28b1c5cb171f02be902c694ffc3afaf78

  • SHA256

    a56f91fc9c991c4a2c3f29d2aee8d7729ba0e3209f45f8d38e3854cbeb1905cf

  • SHA512

    a6f0e2dbbdd1bbf6e8b024984653df910c12c9222a13ec2982da98f08a7002f222a0165c05a0ea9889a67c237516e4d6382650bfc37e7fbc2eb211fdfb8df4b7

  • SSDEEP

    6144:1loZM+rIkd8g+EtXHkv/iD4fY1OsTPkNFQu//OFfbtxjY8e1mli:XoZtL+EP8fY1OsTPkNFQu//O1xx6z

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\UDware.exe
    "C:\Users\Admin\AppData\Local\Temp\UDware.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:408
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3032

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/408-0-0x000001A727170000-0x000001A7271B0000-memory.dmp

    Filesize

    256KB

  • memory/408-1-0x00007FF98D160000-0x00007FF98DC21000-memory.dmp

    Filesize

    10.8MB

  • memory/408-2-0x000001A7275C0000-0x000001A7275D0000-memory.dmp

    Filesize

    64KB

  • memory/408-4-0x00007FF98D160000-0x00007FF98DC21000-memory.dmp

    Filesize

    10.8MB