Analysis

  • max time kernel
    12s
  • max time network
    18s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-06-2024 12:37

General

  • Target

    Start.exe

  • Size

    229KB

  • MD5

    ad7985437149caea11bef60b8a5ef81a

  • SHA1

    e098454f7c03a1ed404ee323d686c35839ac4def

  • SHA256

    791d000badab89e84dac09066f475c877ad8ea07c5da080cc1ffbff77b3e886b

  • SHA512

    22867a2fb56af5720b18ca01e1195eefee4cd0ced017e40a929b2587889392fbe99e68729aaefee736817afcf69ca49c411ed93b7edee736c12f32ee933f70e9

  • SSDEEP

    6144:tloZM+rIkd8g+EtXHkv/iD48fQtxox8e1mNwi:voZtL+EP8Ugx6s

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 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Start.exe
    "C:\Users\Admin\AppData\Local\Temp\Start.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:4920

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/4920-0-0x0000023015D00000-0x0000023015D40000-memory.dmp

    Filesize

    256KB

  • memory/4920-1-0x00007FF980EF3000-0x00007FF980EF5000-memory.dmp

    Filesize

    8KB

  • memory/4920-2-0x00007FF980EF0000-0x00007FF9819B1000-memory.dmp

    Filesize

    10.8MB