Analysis

  • max time kernel
    143s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/07/2023, 17:08

General

  • Target

    fdc8c85f703a3dexeexeexeex.exe

  • Size

    240KB

  • MD5

    fdc8c85f703a3dbc9d28e7b9b339433b

  • SHA1

    4b18b1baab71146157d12b73ffb4071a51775b65

  • SHA256

    7df126fba8f6e526b259ba2987fa245307cda2e86deadfb54f42df472dffbd77

  • SHA512

    1b36c2040f625f006bba59f8723ddeeedea4144de5506790de78278a30cab3dde2b81834ae2c969bb2a11494bcb2bf12eeb0d45c040dda8ab57e8ba9e8c7de21

  • SSDEEP

    3072:lxUm75Fku3eKeO213SJReOqdmErj+HyHnNVIPL/+ybbiW1u46Q7qV3lU8xM:fU8Dk11CJ1qDWUNVIT/bblS9x

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Program crash 2 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fdc8c85f703a3dexeexeexeex.exe
    "C:\Users\Admin\AppData\Local\Temp\fdc8c85f703a3dexeexeexeex.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4772
    • C:\Program Files\license\agreement.exe
      "C:\Program Files\license\agreement.exe" "33201"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:4436
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4772 -s 1036
      2⤵
      • Program crash
      PID:3864
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4772 -s 1052
      2⤵
      • Program crash
      PID:1772
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4772 -ip 4772
    1⤵
      PID:2916
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4772 -ip 4772
      1⤵
        PID:2476

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • C:\Program Files\license\agreement.exe

        Filesize

        240KB

        MD5

        54cfe2bb0c52530c3c18fe1b2f696fd7

        SHA1

        dbf1a333b5ee49e16ce2ec82507db5f09a72368d

        SHA256

        595c97728866f5e5315b74e8021869b462d5771c6a6f147ed3a925c74f052f00

        SHA512

        386296ce3b587620a5c48138554ddc0f2fc466ba5018bc4015d647a30af9794f8dfcff357e39f2fe02be6378a26b78ab222dc6a66ed3028aabbcd9f2189940b4

      • C:\Program Files\license\agreement.exe

        Filesize

        240KB

        MD5

        54cfe2bb0c52530c3c18fe1b2f696fd7

        SHA1

        dbf1a333b5ee49e16ce2ec82507db5f09a72368d

        SHA256

        595c97728866f5e5315b74e8021869b462d5771c6a6f147ed3a925c74f052f00

        SHA512

        386296ce3b587620a5c48138554ddc0f2fc466ba5018bc4015d647a30af9794f8dfcff357e39f2fe02be6378a26b78ab222dc6a66ed3028aabbcd9f2189940b4