Windows 7 deprecation

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Analysis

  • max time kernel
    82s
  • max time network
    35s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    29/12/2023, 23:21

General

  • Target

    06c6660d4fd004b01023b32364c1082c.exe

  • Size

    17KB

  • MD5

    06c6660d4fd004b01023b32364c1082c

  • SHA1

    fdbbdaf5df0e0deda1ccdf8734180c0ca2f26256

  • SHA256

    86b5dc538603c5f40164e7a70b1605fbcbd274f7ae8d6b5d774b0c49a568a015

  • SHA512

    2703a208103f307dd15412d8af7753b70bb5ad0eeca3b31ca4bea3ec013a51ee4c24507d011c337169e78a62b607a524a8e1dfe873ff6fe98442ba243a7fd15d

  • SSDEEP

    384:njb2KK8qY5m2en32YKzWk0J0TXRasQDj77:jw8Dne32YKzWkOKXXC7

Score
8/10
upx

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\06c6660d4fd004b01023b32364c1082c.exe
    "C:\Users\Admin\AppData\Local\Temp\06c6660d4fd004b01023b32364c1082c.exe"
    1⤵
    • Drops file in Drivers directory
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Windows\SysWOW64\WinHelp32.exe
      "C:\Windows\system32\WinHelp32.exe"
      2⤵
      • Executes dropped EXE
      PID:2748
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /C del C:\Users\Admin\AppData\Local\Temp\06C666~1.EXE > nul
      2⤵
        PID:2832

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • \Windows\SysWOW64\WinHelp32.exe

      Filesize

      17KB

      MD5

      06c6660d4fd004b01023b32364c1082c

      SHA1

      fdbbdaf5df0e0deda1ccdf8734180c0ca2f26256

      SHA256

      86b5dc538603c5f40164e7a70b1605fbcbd274f7ae8d6b5d774b0c49a568a015

      SHA512

      2703a208103f307dd15412d8af7753b70bb5ad0eeca3b31ca4bea3ec013a51ee4c24507d011c337169e78a62b607a524a8e1dfe873ff6fe98442ba243a7fd15d

    • memory/1516-0-0x0000000000400000-0x000000000040E000-memory.dmp

      Filesize

      56KB