Analysis

  • max time kernel
    118s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-07-2024 04:52

General

  • Target

    85d4c08f11644f140e799ad3e4334820N.exe

  • Size

    225KB

  • MD5

    85d4c08f11644f140e799ad3e4334820

  • SHA1

    32560142b603b7633aa8822a445fb710f2619b67

  • SHA256

    3ef01dd76204678308f6e001dc14bf7892f6582ac0255f30e77929c359f8b608

  • SHA512

    1db90db0497d06fc5739b4742d3c222622ea7c118b0c29a84fed925042c825626c9f3e6e9ff2a2d8061eb4fa8877fbc2a6dd8fc3277378ee5d5560864d049eec

  • SSDEEP

    6144:PA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:PATuTAnKGwUAW3ycQqgf

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 2 IoCs
  • Modifies data under HKEY_USERS 1 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 16 IoCs
  • Suspicious use of FindShellTrayWindow 4 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of UnmapMainImage
    PID:3520
    • C:\Users\Admin\AppData\Local\Temp\85d4c08f11644f140e799ad3e4334820N.exe
      "C:\Users\Admin\AppData\Local\Temp\85d4c08f11644f140e799ad3e4334820N.exe"
      2⤵
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4524
      • C:\Windows\SysWOW64\winver.exe
        winver
        3⤵
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:3916
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3916 -s 300
          4⤵
          • Program crash
          PID:4356
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 772
        3⤵
        • Program crash
        PID:4264
  • C:\Windows\System32\svchost.exe
    C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
    1⤵
    • Modifies data under HKEY_USERS
    PID:1556
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3916 -ip 3916
    1⤵
      PID:4936
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4524 -ip 4524
      1⤵
        PID:2312

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Replay Monitor

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      Downloads

      • memory/3520-4-0x00000000007B0000-0x00000000007B6000-memory.dmp
        Filesize

        24KB

      • memory/3520-5-0x00000000007B0000-0x00000000007B6000-memory.dmp
        Filesize

        24KB

      • memory/3520-9-0x0000000002B60000-0x0000000002B66000-memory.dmp
        Filesize

        24KB

      • memory/4524-1-0x0000000004670000-0x0000000004CC8000-memory.dmp
        Filesize

        6.3MB

      • memory/4524-2-0x00000000045F0000-0x00000000045F1000-memory.dmp
        Filesize

        4KB

      • memory/4524-6-0x0000000000400000-0x000000000043C000-memory.dmp
        Filesize

        240KB

      • memory/4524-12-0x0000000004670000-0x0000000004CC8000-memory.dmp
        Filesize

        6.3MB