Analysis

  • max time kernel
    446s
  • max time network
    1171s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    01-04-2024 19:14

General

  • Target

    lol.exe

  • Size

    227KB

  • MD5

    f7e108f3ea7ab6962d82ad4f6962a8ff

  • SHA1

    f9d9c0d3dd92b52710a579f2d5c60f6f13b377e0

  • SHA256

    9770183a26351c9ca249c5857093961ba4ddccea5098aaac898c7561a6d32e3a

  • SHA512

    dfa70b49c4b92242c6824cce1afaba46c332d3445d7075dec7ae02273c94c7f6e3c1e0ff47d618a2ca1764201a8cfef08d2e97f46ab72ecddc4a65f09c26a41f

  • SSDEEP

    6144:eloZM+rIkd8g+EtXHkv/iD4pepi6YXzQTp8aLLyo6b8e1m/i:IoZtL+EP8pepi6YXzQTp8aLLyn5

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\lol.exe
    "C:\Users\Admin\AppData\Local\Temp\lol.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:580
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3528

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/580-0-0x00000260D4D90000-0x00000260D4DD0000-memory.dmp

    Filesize

    256KB

  • memory/580-1-0x00007FFFB1550000-0x00007FFFB2012000-memory.dmp

    Filesize

    10.8MB

  • memory/580-2-0x00000260D6D80000-0x00000260D6D90000-memory.dmp

    Filesize

    64KB

  • memory/580-4-0x00007FFFB1550000-0x00007FFFB2012000-memory.dmp

    Filesize

    10.8MB