Analysis

  • max time kernel
    36s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 21:13

General

  • Target

    5d90d58a2bcafed9f24d6af70b74f55dc08db3d6efac0a002c05038b19d52f4d.exe

  • Size

    135KB

  • MD5

    44cbc1ed36cb339c49d4131375e74060

  • SHA1

    995760e4b37878dbe496219a48b1f1e073468159

  • SHA256

    5d90d58a2bcafed9f24d6af70b74f55dc08db3d6efac0a002c05038b19d52f4d

  • SHA512

    a8d82c8abfec9cc5a19196f0af1da94e6399d3e53882ef1f8b6ca0d9e9af721e4f32da99b9b335073088423d2f06f3dffc628dc9c5ca7b88c53d6709ae999b33

  • SSDEEP

    3072:XY8VKtX8vUYyKGpPLi66H50nmNJQIaK8juK2cma/rM1aout:XhSyxuzi66HOeJZatjuZcmapoS

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5d90d58a2bcafed9f24d6af70b74f55dc08db3d6efac0a002c05038b19d52f4d.exe
    "C:\Users\Admin\AppData\Local\Temp\5d90d58a2bcafed9f24d6af70b74f55dc08db3d6efac0a002c05038b19d52f4d.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of WriteProcessMemory
    PID:2004
    • C:\Windows\SysWOW64\msprxysvc32.exe
      C:\Windows\system32\msprxysvc32.exe 468 "C:\Users\Admin\AppData\Local\Temp\5d90d58a2bcafed9f24d6af70b74f55dc08db3d6efac0a002c05038b19d52f4d.exe"
      2⤵
      • Executes dropped EXE
      • Deletes itself
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:1992
      • 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:1492

    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

      44cbc1ed36cb339c49d4131375e74060

      SHA1

      995760e4b37878dbe496219a48b1f1e073468159

      SHA256

      5d90d58a2bcafed9f24d6af70b74f55dc08db3d6efac0a002c05038b19d52f4d

      SHA512

      a8d82c8abfec9cc5a19196f0af1da94e6399d3e53882ef1f8b6ca0d9e9af721e4f32da99b9b335073088423d2f06f3dffc628dc9c5ca7b88c53d6709ae999b33

    • C:\Windows\SysWOW64\msprxysvc32.exe

      Filesize

      135KB

      MD5

      44cbc1ed36cb339c49d4131375e74060

      SHA1

      995760e4b37878dbe496219a48b1f1e073468159

      SHA256

      5d90d58a2bcafed9f24d6af70b74f55dc08db3d6efac0a002c05038b19d52f4d

      SHA512

      a8d82c8abfec9cc5a19196f0af1da94e6399d3e53882ef1f8b6ca0d9e9af721e4f32da99b9b335073088423d2f06f3dffc628dc9c5ca7b88c53d6709ae999b33

    • \Windows\SysWOW64\msprxysvc32.exe

      Filesize

      135KB

      MD5

      44cbc1ed36cb339c49d4131375e74060

      SHA1

      995760e4b37878dbe496219a48b1f1e073468159

      SHA256

      5d90d58a2bcafed9f24d6af70b74f55dc08db3d6efac0a002c05038b19d52f4d

      SHA512

      a8d82c8abfec9cc5a19196f0af1da94e6399d3e53882ef1f8b6ca0d9e9af721e4f32da99b9b335073088423d2f06f3dffc628dc9c5ca7b88c53d6709ae999b33

    • \Windows\SysWOW64\msprxysvc32.exe

      Filesize

      135KB

      MD5

      44cbc1ed36cb339c49d4131375e74060

      SHA1

      995760e4b37878dbe496219a48b1f1e073468159

      SHA256

      5d90d58a2bcafed9f24d6af70b74f55dc08db3d6efac0a002c05038b19d52f4d

      SHA512

      a8d82c8abfec9cc5a19196f0af1da94e6399d3e53882ef1f8b6ca0d9e9af721e4f32da99b9b335073088423d2f06f3dffc628dc9c5ca7b88c53d6709ae999b33

    • memory/1492-65-0x0000000000000000-mapping.dmp

    • memory/1992-57-0x0000000000000000-mapping.dmp

    • memory/1992-62-0x0000000000400000-0x000000000049F000-memory.dmp

      Filesize

      636KB

    • memory/1992-66-0x0000000000400000-0x000000000049F000-memory.dmp

      Filesize

      636KB

    • memory/2004-63-0x0000000000400000-0x000000000049F000-memory.dmp

      Filesize

      636KB

    • memory/2004-61-0x0000000002470000-0x000000000250F000-memory.dmp

      Filesize

      636KB

    • memory/2004-60-0x0000000000400000-0x000000000049F000-memory.dmp

      Filesize

      636KB

    • memory/2004-54-0x00000000764D1000-0x00000000764D3000-memory.dmp

      Filesize

      8KB