Analysis

  • max time kernel
    144s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-11-2022 13:37

General

  • Target

    3b0ea7cfddf72045bb952a7991e817053f42bc6a93dc98d3a3b411a2ad109c10.exe

  • Size

    60KB

  • MD5

    0680f7da6630e9e3927f2ab51cc86176

  • SHA1

    e4b4b1c8ed1253c17a10760561cbf1d98249702f

  • SHA256

    3b0ea7cfddf72045bb952a7991e817053f42bc6a93dc98d3a3b411a2ad109c10

  • SHA512

    d8e814cbedb3b07c0c31dde09d196ee968abecd67545473e7d48dbdb8f0b5e033c3bbe6cac90bc7fde0657d77b413ff4674bfc8e8c7fd9d2d9da9c99778aba8c

  • SSDEEP

    768:ZYIW166zXOxkJYnHVaSPKRpqRzKBAQs8NpvgEYZ0wzS3/AEZRR:ZYrN+xBgSGpqRzKuQsHjPzSIoRR

Score
8/10

Malware Config

Signatures

  • Possible privilege escalation attempt 14 IoCs
  • Modifies file permissions 1 TTPs 14 IoCs
  • Drops file in System32 directory 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b0ea7cfddf72045bb952a7991e817053f42bc6a93dc98d3a3b411a2ad109c10.exe
    "C:\Users\Admin\AppData\Local\Temp\3b0ea7cfddf72045bb952a7991e817053f42bc6a93dc98d3a3b411a2ad109c10.exe"
    1⤵
    • Drops file in System32 directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5004
    • C:\Windows\SysWOW64\takeown.exe
      C:\Windows\system32\takeown.exe /f "c:\windows\system32\jupxz.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:1956
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\system32\icacls.exe "c:\windows\system32\jupxz.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:3952
    • C:\Windows\SysWOW64\takeown.exe
      C:\Windows\system32\takeown.exe /f "C:\Windows\System32\cmd.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:2112
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\system32\icacls.exe "C:\Windows\System32\cmd.exe" /grant Users:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:3088
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\system32\icacls.exe "C:\Windows\System32\cmd.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:2732
    • C:\Windows\SysWOW64\takeown.exe
      C:\Windows\system32\takeown.exe /f "C:\Windows\System32\ftp.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:3632
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\system32\icacls.exe "C:\Windows\System32\ftp.exe" /grant Users:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:2336
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\system32\icacls.exe "C:\Windows\System32\ftp.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:2176
    • C:\Windows\SysWOW64\takeown.exe
      C:\Windows\system32\takeown.exe /f "C:\Windows\System32\wscript.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:2224
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\system32\icacls.exe "C:\Windows\System32\wscript.exe" /grant Users:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:2976
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\system32\icacls.exe "C:\Windows\System32\wscript.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:2584
    • C:\Windows\SysWOW64\takeown.exe
      C:\Windows\system32\takeown.exe /f "C:\Windows\System32\cscript.exe"
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      • Suspicious use of AdjustPrivilegeToken
      PID:3888
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\system32\icacls.exe "C:\Windows\System32\cscript.exe" /grant Users:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:2924
    • C:\Windows\SysWOW64\icacls.exe
      C:\Windows\system32\icacls.exe "C:\Windows\System32\cscript.exe" /grant SYSTEM:F
      2⤵
      • Possible privilege escalation attempt
      • Modifies file permissions
      PID:3644

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • \??\c:\windows\SysWOW64\jupxz.exe
    Filesize

    60KB

    MD5

    0680f7da6630e9e3927f2ab51cc86176

    SHA1

    e4b4b1c8ed1253c17a10760561cbf1d98249702f

    SHA256

    3b0ea7cfddf72045bb952a7991e817053f42bc6a93dc98d3a3b411a2ad109c10

    SHA512

    d8e814cbedb3b07c0c31dde09d196ee968abecd67545473e7d48dbdb8f0b5e033c3bbe6cac90bc7fde0657d77b413ff4674bfc8e8c7fd9d2d9da9c99778aba8c

  • memory/1956-134-0x0000000000000000-mapping.dmp
  • memory/2112-137-0x0000000000000000-mapping.dmp
  • memory/2176-141-0x0000000000000000-mapping.dmp
  • memory/2224-143-0x0000000000000000-mapping.dmp
  • memory/2336-142-0x0000000000000000-mapping.dmp
  • memory/2584-144-0x0000000000000000-mapping.dmp
  • memory/2732-138-0x0000000000000000-mapping.dmp
  • memory/2924-148-0x0000000000000000-mapping.dmp
  • memory/2976-145-0x0000000000000000-mapping.dmp
  • memory/3088-139-0x0000000000000000-mapping.dmp
  • memory/3632-140-0x0000000000000000-mapping.dmp
  • memory/3644-147-0x0000000000000000-mapping.dmp
  • memory/3888-146-0x0000000000000000-mapping.dmp
  • memory/3952-135-0x0000000000000000-mapping.dmp