Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-01-2024 13:06

General

  • Target

    67b19416af0020b5fc4d3251758a1eaf.exe

  • Size

    67KB

  • MD5

    67b19416af0020b5fc4d3251758a1eaf

  • SHA1

    261430e51d55df1a2c23a0665a9654f4f5b36fac

  • SHA256

    74bfad3720b7ac144cba75e4d542680722b704b2e15fa8fa43cc4469697ae9cf

  • SHA512

    07e59067e141719c063be6b188980c932561dfcc86a16c86d4a7a790ee402bea6803b35dd52fe28f5356e24f4d7270b1ad626040870f78ae3b4aa89ef1d5f255

  • SSDEEP

    1536:cj/JsCj3iLk2qyIRW+KPsy6hFGjEPWkvdHsALInI9cprDtf8MAJ5BLsX1pZsaq74:4BiqILEnpDvtW529dYdS3qc/N93DK

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\67b19416af0020b5fc4d3251758a1eaf.exe
    "C:\Users\Admin\AppData\Local\Temp\67b19416af0020b5fc4d3251758a1eaf.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:3788
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:1424
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\67b19416af0020b5fc4d3251758a1eaf.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:1212
  • 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:4036

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    67KB

    MD5

    67b19416af0020b5fc4d3251758a1eaf

    SHA1

    261430e51d55df1a2c23a0665a9654f4f5b36fac

    SHA256

    74bfad3720b7ac144cba75e4d542680722b704b2e15fa8fa43cc4469697ae9cf

    SHA512

    07e59067e141719c063be6b188980c932561dfcc86a16c86d4a7a790ee402bea6803b35dd52fe28f5356e24f4d7270b1ad626040870f78ae3b4aa89ef1d5f255

  • memory/1212-45-0x00000000000C0000-0x00000000000DF000-memory.dmp

    Filesize

    124KB

  • memory/1424-10-0x00000000000C0000-0x00000000000DF000-memory.dmp

    Filesize

    124KB

  • memory/1424-13-0x00000000000C0000-0x00000000000DF000-memory.dmp

    Filesize

    124KB

  • memory/1472-0-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/1472-1-0x00000000000E0000-0x00000000000FF000-memory.dmp

    Filesize

    124KB

  • memory/1472-44-0x00000000000E0000-0x00000000000FF000-memory.dmp

    Filesize

    124KB

  • memory/3788-6-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/3788-7-0x0000000000400000-0x000000000042E000-memory.dmp

    Filesize

    184KB

  • memory/3788-8-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-26-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-50-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-19-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-21-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-22-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-23-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-24-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-25-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-15-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-27-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-28-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-29-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-30-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-31-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-32-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-33-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-34-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-35-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-36-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-37-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-38-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-39-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-40-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-41-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-42-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-14-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-46-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-12-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-47-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-48-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-49-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-17-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-51-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-52-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-53-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-54-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-55-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-56-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-57-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-58-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-59-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-60-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-61-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-62-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-63-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-64-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-65-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-66-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-67-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-68-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-69-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-70-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-71-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-72-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-73-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-74-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-75-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-76-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-77-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-78-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-79-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-80-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB

  • memory/4036-1313-0x00000000001B0000-0x00000000001CF000-memory.dmp

    Filesize

    124KB