Analysis

  • max time kernel
    132s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    05-02-2022 08:24

General

  • Target

    ebfc585bba8bfa8b1b8c617577a7238373fa336dd5d411dbee720dd4a906e365.exe

  • Size

    926KB

  • MD5

    96798454892e1fa751f7aa376fb999f7

  • SHA1

    2583e0077839c8c152fb650ab12dc4fcbab14b65

  • SHA256

    ebfc585bba8bfa8b1b8c617577a7238373fa336dd5d411dbee720dd4a906e365

  • SHA512

    c3075726a7b73d1644fd5da7f164a998bbe87152158a10d563828b730a83998d6fbd6b6c781f6d8ca34abac3b793dd99983e1145da2712af4ac8fb9b78578b04

Score
8/10

Malware Config

Signatures

  • Sets service image path in registry 2 TTPs
  • Drops file in Windows directory 6 IoCs
  • Modifies data under HKEY_USERS 41 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ebfc585bba8bfa8b1b8c617577a7238373fa336dd5d411dbee720dd4a906e365.exe
    "C:\Users\Admin\AppData\Local\Temp\ebfc585bba8bfa8b1b8c617577a7238373fa336dd5d411dbee720dd4a906e365.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4752
    • C:\Windows\SysWOW64\fondue.exe
      "C:\Windows\system32\fondue.exe" /enable-feature:NetFx3 /caller-name:mscoreei.dll
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1808
      • C:\Windows\system32\FonDUE.EXE
        "C:\Windows\sysnative\FonDUE.EXE" /enable-feature:NetFx3 /caller-name:mscoreei.dll
        3⤵
          PID:3472
    • C:\Windows\System32\WaaSMedicAgent.exe
      C:\Windows\System32\WaaSMedicAgent.exe 5603fede8a5a45cee0ce19f2455cf0c3 5VhbnCHOS0C+IgDKNOxwzw.0.1.0.0.0
      1⤵
      • Modifies data under HKEY_USERS
      PID:940
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:3500

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3500-130-0x000002239E580000-0x000002239E590000-memory.dmp

      Filesize

      64KB

    • memory/3500-137-0x00000223A1200000-0x00000223A1204000-memory.dmp

      Filesize

      16KB