Analysis

  • max time kernel
    177s
  • max time network
    206s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 11:18

General

  • Target

    447ef3a61658e9de2776fc30e5348dbe7b9cd51aacb3dbde307799d56da9de9e.exe

  • Size

    68KB

  • MD5

    3c3497e1746b51bda736e26b76fe527c

  • SHA1

    e68ff79aef578223e2170081369f3db52b36aaa3

  • SHA256

    447ef3a61658e9de2776fc30e5348dbe7b9cd51aacb3dbde307799d56da9de9e

  • SHA512

    5cc766d8f47f66183440e4c9e5de0bf09520f2886f3ac420677d036f3f5b073908d9c3f0db4a30872d4611b46398d0d0d5ff8a471ec002b169b9fd4dc9180d34

  • SSDEEP

    1536:9PEZMkhEEeGDc/S9OKCR3HY9cqYJy5FVvaw1hwg0Z4mZ8xJmfG9if:m+kDc/V3R3HY9QgH5V1qyueg6if

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 50 IoCs
  • Modifies registry class 38 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\447ef3a61658e9de2776fc30e5348dbe7b9cd51aacb3dbde307799d56da9de9e.exe
    "C:\Users\Admin\AppData\Local\Temp\447ef3a61658e9de2776fc30e5348dbe7b9cd51aacb3dbde307799d56da9de9e.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2164
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:1588
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:1544
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\447ef3a61658e9de2776fc30e5348dbe7b9cd51aacb3dbde307799d56da9de9e.exe
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:4228
  • 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:2448

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\urdvxc.exe
    Filesize

    68KB

    MD5

    3c3497e1746b51bda736e26b76fe527c

    SHA1

    e68ff79aef578223e2170081369f3db52b36aaa3

    SHA256

    447ef3a61658e9de2776fc30e5348dbe7b9cd51aacb3dbde307799d56da9de9e

    SHA512

    5cc766d8f47f66183440e4c9e5de0bf09520f2886f3ac420677d036f3f5b073908d9c3f0db4a30872d4611b46398d0d0d5ff8a471ec002b169b9fd4dc9180d34

  • C:\Windows\SysWOW64\urdvxc.exe
    Filesize

    68KB

    MD5

    3c3497e1746b51bda736e26b76fe527c

    SHA1

    e68ff79aef578223e2170081369f3db52b36aaa3

    SHA256

    447ef3a61658e9de2776fc30e5348dbe7b9cd51aacb3dbde307799d56da9de9e

    SHA512

    5cc766d8f47f66183440e4c9e5de0bf09520f2886f3ac420677d036f3f5b073908d9c3f0db4a30872d4611b46398d0d0d5ff8a471ec002b169b9fd4dc9180d34

  • C:\Windows\SysWOW64\urdvxc.exe
    Filesize

    68KB

    MD5

    3c3497e1746b51bda736e26b76fe527c

    SHA1

    e68ff79aef578223e2170081369f3db52b36aaa3

    SHA256

    447ef3a61658e9de2776fc30e5348dbe7b9cd51aacb3dbde307799d56da9de9e

    SHA512

    5cc766d8f47f66183440e4c9e5de0bf09520f2886f3ac420677d036f3f5b073908d9c3f0db4a30872d4611b46398d0d0d5ff8a471ec002b169b9fd4dc9180d34

  • C:\Windows\SysWOW64\urdvxc.exe
    Filesize

    68KB

    MD5

    3c3497e1746b51bda736e26b76fe527c

    SHA1

    e68ff79aef578223e2170081369f3db52b36aaa3

    SHA256

    447ef3a61658e9de2776fc30e5348dbe7b9cd51aacb3dbde307799d56da9de9e

    SHA512

    5cc766d8f47f66183440e4c9e5de0bf09520f2886f3ac420677d036f3f5b073908d9c3f0db4a30872d4611b46398d0d0d5ff8a471ec002b169b9fd4dc9180d34

  • C:\Windows\SysWOW64\urdvxc.exe
    Filesize

    68KB

    MD5

    3c3497e1746b51bda736e26b76fe527c

    SHA1

    e68ff79aef578223e2170081369f3db52b36aaa3

    SHA256

    447ef3a61658e9de2776fc30e5348dbe7b9cd51aacb3dbde307799d56da9de9e

    SHA512

    5cc766d8f47f66183440e4c9e5de0bf09520f2886f3ac420677d036f3f5b073908d9c3f0db4a30872d4611b46398d0d0d5ff8a471ec002b169b9fd4dc9180d34

  • memory/1544-139-0x0000000000000000-mapping.dmp
  • memory/1544-142-0x00000000001C0000-0x00000000001DF000-memory.dmp
    Filesize

    124KB

  • memory/1588-137-0x0000000000400000-0x0000000000431000-memory.dmp
    Filesize

    196KB

  • memory/1588-138-0x00000000001E0000-0x00000000001FF000-memory.dmp
    Filesize

    124KB

  • memory/1588-134-0x0000000000000000-mapping.dmp
  • memory/2164-132-0x0000000000400000-0x0000000000431000-memory.dmp
    Filesize

    196KB

  • memory/2164-133-0x00000000001E0000-0x00000000001FF000-memory.dmp
    Filesize

    124KB

  • memory/2448-143-0x00000000001E0000-0x00000000001FF000-memory.dmp
    Filesize

    124KB

  • memory/2448-147-0x00000000001E0000-0x00000000001FF000-memory.dmp
    Filesize

    124KB

  • memory/4228-144-0x0000000000000000-mapping.dmp
  • memory/4228-146-0x00000000001C0000-0x00000000001DF000-memory.dmp
    Filesize

    124KB