Analysis

  • max time kernel
    151s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/11/2023, 11:10

General

  • Target

    NEAS.2739673ef84255bd8fc73fc607354750_JC.exe

  • Size

    119KB

  • MD5

    2739673ef84255bd8fc73fc607354750

  • SHA1

    5feca905c088845ddd28e6769b863e0894583367

  • SHA256

    b4f0544586f2a2296a9e78d21bc9cf655eccef1f00006a3f58c08dcbeb318dd7

  • SHA512

    0e668a5933ae9e5ab7c3342d9ad4ca4f78c7425147a2c0e1e123b718236044c279366884778d2875fb4e17d8c171fb8aa96a9b90cb5cb5fe2d65bc1e18e0eca1

  • SSDEEP

    3072:XMs5uB+eMP+fWdJA43KLN4crHZwJLgU6c8L6:XMs5JzF3KLN4IHGJQc8u

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 34 IoCs
  • Modifies registry class 60 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.2739673ef84255bd8fc73fc607354750_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.2739673ef84255bd8fc73fc607354750_JC.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3860
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:4392
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:4948
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\NEAS.2739673ef84255bd8fc73fc607354750_JC.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:2700
  • 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:4860

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    119KB

    MD5

    2739673ef84255bd8fc73fc607354750

    SHA1

    5feca905c088845ddd28e6769b863e0894583367

    SHA256

    b4f0544586f2a2296a9e78d21bc9cf655eccef1f00006a3f58c08dcbeb318dd7

    SHA512

    0e668a5933ae9e5ab7c3342d9ad4ca4f78c7425147a2c0e1e123b718236044c279366884778d2875fb4e17d8c171fb8aa96a9b90cb5cb5fe2d65bc1e18e0eca1

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    119KB

    MD5

    2739673ef84255bd8fc73fc607354750

    SHA1

    5feca905c088845ddd28e6769b863e0894583367

    SHA256

    b4f0544586f2a2296a9e78d21bc9cf655eccef1f00006a3f58c08dcbeb318dd7

    SHA512

    0e668a5933ae9e5ab7c3342d9ad4ca4f78c7425147a2c0e1e123b718236044c279366884778d2875fb4e17d8c171fb8aa96a9b90cb5cb5fe2d65bc1e18e0eca1

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    119KB

    MD5

    2739673ef84255bd8fc73fc607354750

    SHA1

    5feca905c088845ddd28e6769b863e0894583367

    SHA256

    b4f0544586f2a2296a9e78d21bc9cf655eccef1f00006a3f58c08dcbeb318dd7

    SHA512

    0e668a5933ae9e5ab7c3342d9ad4ca4f78c7425147a2c0e1e123b718236044c279366884778d2875fb4e17d8c171fb8aa96a9b90cb5cb5fe2d65bc1e18e0eca1

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    119KB

    MD5

    2739673ef84255bd8fc73fc607354750

    SHA1

    5feca905c088845ddd28e6769b863e0894583367

    SHA256

    b4f0544586f2a2296a9e78d21bc9cf655eccef1f00006a3f58c08dcbeb318dd7

    SHA512

    0e668a5933ae9e5ab7c3342d9ad4ca4f78c7425147a2c0e1e123b718236044c279366884778d2875fb4e17d8c171fb8aa96a9b90cb5cb5fe2d65bc1e18e0eca1

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    119KB

    MD5

    2739673ef84255bd8fc73fc607354750

    SHA1

    5feca905c088845ddd28e6769b863e0894583367

    SHA256

    b4f0544586f2a2296a9e78d21bc9cf655eccef1f00006a3f58c08dcbeb318dd7

    SHA512

    0e668a5933ae9e5ab7c3342d9ad4ca4f78c7425147a2c0e1e123b718236044c279366884778d2875fb4e17d8c171fb8aa96a9b90cb5cb5fe2d65bc1e18e0eca1

  • memory/2700-31-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/3860-0-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB

  • memory/3860-1-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/3860-29-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4392-6-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB

  • memory/4392-7-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4392-8-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-44-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-49-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-20-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-21-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-22-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-23-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-24-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-25-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-26-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-27-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-17-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-14-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-13-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-30-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-32-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-33-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-34-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-35-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-36-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-37-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-38-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-39-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-40-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-41-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-42-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-43-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-12-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-45-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-46-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-47-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-48-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-19-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-50-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-51-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-52-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-53-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-54-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-55-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-56-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-57-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-58-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-59-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-60-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-61-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-62-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-63-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-64-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-65-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-66-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-67-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-68-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-69-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-70-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-71-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-72-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-73-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-74-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-75-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-76-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-77-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-78-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-79-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4860-354-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4948-10-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB