Analysis

  • max time kernel
    92s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-10-2022 08:53

General

  • Target

    5fc88ec4a5c5b2b22d6a01a3e2906a7e917002d055b812812d9c69f454c0703d.exe

  • Size

    135KB

  • MD5

    84d3ec531bec3046f9dc64639a6ee6f2

  • SHA1

    112c306cf379630eb7652bca6d38879a9466975e

  • SHA256

    5fc88ec4a5c5b2b22d6a01a3e2906a7e917002d055b812812d9c69f454c0703d

  • SHA512

    da0db347bdea545ed85e41471a61010556a21f1a665f07132415809e6957cb4413d30bdb3000c9dfe27e175759da8ad91d7e20415fd99c588701907d87f0f574

  • SSDEEP

    3072:9O1GtcbIKasyFRMgPIcI22uLLtbfYxAhNvzxout:9OYtcMrkgPnZ2uHtc2TvzxoS

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5fc88ec4a5c5b2b22d6a01a3e2906a7e917002d055b812812d9c69f454c0703d.exe
    "C:\Users\Admin\AppData\Local\Temp\5fc88ec4a5c5b2b22d6a01a3e2906a7e917002d055b812812d9c69f454c0703d.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:4928
    • C:\Windows\SysWOW64\msprxysvc32.exe
      C:\Windows\system32\msprxysvc32.exe 1148 "C:\Users\Admin\AppData\Local\Temp\5fc88ec4a5c5b2b22d6a01a3e2906a7e917002d055b812812d9c69f454c0703d.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:3624
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\del.bat C:\Windows\SysWOW64\msprxysvc32.exe
        3⤵
          PID:4964

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\del.bat

      Filesize

      136B

      MD5

      bfcf9cc6d1c37953dfa43312e2c36140

      SHA1

      07a4c0f29b282c34be24c312c4b920e479f4cee0

      SHA256

      bac7cce52aeba3a2e2ce2bb6aebf50ffa65530d0d51ca49a2abc7f4e43ce3ce5

      SHA512

      fb661474557e7168d4050607863b57649fa12a26ab9bd06078ae3254d003d76cfed4eac3d0a78a56eaf0ecc5b231d52788b6c8688cb14b0c86a37efe90f5f53a

    • C:\Windows\SysWOW64\msprxysvc32.exe

      Filesize

      135KB

      MD5

      84d3ec531bec3046f9dc64639a6ee6f2

      SHA1

      112c306cf379630eb7652bca6d38879a9466975e

      SHA256

      5fc88ec4a5c5b2b22d6a01a3e2906a7e917002d055b812812d9c69f454c0703d

      SHA512

      da0db347bdea545ed85e41471a61010556a21f1a665f07132415809e6957cb4413d30bdb3000c9dfe27e175759da8ad91d7e20415fd99c588701907d87f0f574

    • C:\Windows\SysWOW64\msprxysvc32.exe

      Filesize

      135KB

      MD5

      84d3ec531bec3046f9dc64639a6ee6f2

      SHA1

      112c306cf379630eb7652bca6d38879a9466975e

      SHA256

      5fc88ec4a5c5b2b22d6a01a3e2906a7e917002d055b812812d9c69f454c0703d

      SHA512

      da0db347bdea545ed85e41471a61010556a21f1a665f07132415809e6957cb4413d30bdb3000c9dfe27e175759da8ad91d7e20415fd99c588701907d87f0f574

    • memory/3624-133-0x0000000000000000-mapping.dmp

    • memory/3624-137-0x0000000000400000-0x000000000049F000-memory.dmp

      Filesize

      636KB

    • memory/3624-139-0x0000000000400000-0x000000000049F000-memory.dmp

      Filesize

      636KB

    • memory/4928-132-0x0000000000400000-0x000000000049F000-memory.dmp

      Filesize

      636KB

    • memory/4928-136-0x0000000000400000-0x000000000049F000-memory.dmp

      Filesize

      636KB

    • memory/4964-138-0x0000000000000000-mapping.dmp