Analysis

  • max time kernel
    184s
  • max time network
    188s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2022, 09:51

General

  • Target

    77a8a6947658a97dba37335604e49a1d14f51df8989952f5f0da35461b29548c.exe

  • Size

    94KB

  • MD5

    e71cd8f99bc645d35a3bc374e9205383

  • SHA1

    cc2ae3c78cc2eae6649b1c15adc0c6daa8db9b81

  • SHA256

    77a8a6947658a97dba37335604e49a1d14f51df8989952f5f0da35461b29548c

  • SHA512

    e1b81009cba9cb503aa5809ecbeb434468e45e5dc0ad9710fa5c6b87fa5fc30b58c5c679c51e32070a4b7a2dc026a5837007662ae210eb7e034c87b4161c3526

  • SSDEEP

    1536:UxG+/o77ZYoKGXOtslZQF3EQ0onxGqM6bP8wJQLAuoKEZzQ8Ic8YaEJwZK4/83Z/:UxG+/Y7ZDDXOSljwxGj6TnWLAh/zxIhu

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\77a8a6947658a97dba37335604e49a1d14f51df8989952f5f0da35461b29548c.exe
    "C:\Users\Admin\AppData\Local\Temp\77a8a6947658a97dba37335604e49a1d14f51df8989952f5f0da35461b29548c.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1524
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:1536
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:4548
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\77a8a6947658a97dba37335604e49a1d14f51df8989952f5f0da35461b29548c.exe
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:3008
  • C:\Windows\SysWOW64\urdvxc.exe
    "C:\Windows\SysWOW64\urdvxc.exe" /service
    1⤵
    • Executes dropped EXE
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies registry class
    PID:2232

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          94KB

          MD5

          e71cd8f99bc645d35a3bc374e9205383

          SHA1

          cc2ae3c78cc2eae6649b1c15adc0c6daa8db9b81

          SHA256

          77a8a6947658a97dba37335604e49a1d14f51df8989952f5f0da35461b29548c

          SHA512

          e1b81009cba9cb503aa5809ecbeb434468e45e5dc0ad9710fa5c6b87fa5fc30b58c5c679c51e32070a4b7a2dc026a5837007662ae210eb7e034c87b4161c3526

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          94KB

          MD5

          e71cd8f99bc645d35a3bc374e9205383

          SHA1

          cc2ae3c78cc2eae6649b1c15adc0c6daa8db9b81

          SHA256

          77a8a6947658a97dba37335604e49a1d14f51df8989952f5f0da35461b29548c

          SHA512

          e1b81009cba9cb503aa5809ecbeb434468e45e5dc0ad9710fa5c6b87fa5fc30b58c5c679c51e32070a4b7a2dc026a5837007662ae210eb7e034c87b4161c3526

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          94KB

          MD5

          e71cd8f99bc645d35a3bc374e9205383

          SHA1

          cc2ae3c78cc2eae6649b1c15adc0c6daa8db9b81

          SHA256

          77a8a6947658a97dba37335604e49a1d14f51df8989952f5f0da35461b29548c

          SHA512

          e1b81009cba9cb503aa5809ecbeb434468e45e5dc0ad9710fa5c6b87fa5fc30b58c5c679c51e32070a4b7a2dc026a5837007662ae210eb7e034c87b4161c3526

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          94KB

          MD5

          e71cd8f99bc645d35a3bc374e9205383

          SHA1

          cc2ae3c78cc2eae6649b1c15adc0c6daa8db9b81

          SHA256

          77a8a6947658a97dba37335604e49a1d14f51df8989952f5f0da35461b29548c

          SHA512

          e1b81009cba9cb503aa5809ecbeb434468e45e5dc0ad9710fa5c6b87fa5fc30b58c5c679c51e32070a4b7a2dc026a5837007662ae210eb7e034c87b4161c3526

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          94KB

          MD5

          e71cd8f99bc645d35a3bc374e9205383

          SHA1

          cc2ae3c78cc2eae6649b1c15adc0c6daa8db9b81

          SHA256

          77a8a6947658a97dba37335604e49a1d14f51df8989952f5f0da35461b29548c

          SHA512

          e1b81009cba9cb503aa5809ecbeb434468e45e5dc0ad9710fa5c6b87fa5fc30b58c5c679c51e32070a4b7a2dc026a5837007662ae210eb7e034c87b4161c3526

        • memory/1524-132-0x0000000000400000-0x0000000000427000-memory.dmp

          Filesize

          156KB

        • memory/1524-137-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/1536-136-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/2232-146-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/2232-142-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/3008-145-0x00000000001C0000-0x00000000001DF000-memory.dmp

          Filesize

          124KB

        • memory/4548-141-0x00000000001C0000-0x00000000001DF000-memory.dmp

          Filesize

          124KB