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Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/01/2024, 15:21

General

  • Target

    4bc8a6332f212e3c24fba1463b875f29.exe

  • Size

    66KB

  • MD5

    4bc8a6332f212e3c24fba1463b875f29

  • SHA1

    fd5e1a526a9ac39c07790c59fbe379b9e485614f

  • SHA256

    32d523284aa97113b16f1856f25fed71b87ece771b2e62b831edd5290a38d2b0

  • SHA512

    add4ecb36fb51ca96008b27d8bc3ff105faf670e04d570163777d0a4468b83cfa28e90381102e3841de73d1f7eec96a6969f342b1c0111310a9ec1a61491ff66

  • SSDEEP

    1536:XimT+BUqz0K7UeBHG6/dQ+Zn6jZz3X7yvuFqJxxVfBd:jSBbASf/e/bLykG1fL

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 12 IoCs
  • Modifies registry class 40 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4bc8a6332f212e3c24fba1463b875f29.exe
    "C:\Users\Admin\AppData\Local\Temp\4bc8a6332f212e3c24fba1463b875f29.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3456
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:1372
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:4292
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\4bc8a6332f212e3c24fba1463b875f29.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:1604
  • 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:4768

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    66KB

    MD5

    4bc8a6332f212e3c24fba1463b875f29

    SHA1

    fd5e1a526a9ac39c07790c59fbe379b9e485614f

    SHA256

    32d523284aa97113b16f1856f25fed71b87ece771b2e62b831edd5290a38d2b0

    SHA512

    add4ecb36fb51ca96008b27d8bc3ff105faf670e04d570163777d0a4468b83cfa28e90381102e3841de73d1f7eec96a6969f342b1c0111310a9ec1a61491ff66

  • memory/1372-6-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/1372-7-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1372-8-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/1604-33-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/3456-0-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/3456-1-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/3456-31-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4292-10-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/4768-12-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-13-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-14-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-17-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-19-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-20-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-21-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-22-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-23-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-24-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-25-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-26-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-27-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-28-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-29-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-32-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-34-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-35-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-36-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-37-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-38-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-39-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-40-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-41-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-42-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-43-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-44-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-45-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-46-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-48-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-50-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-51-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-52-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-49-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-54-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-55-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-57-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-58-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-60-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-61-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-59-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-63-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-64-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-66-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-67-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-69-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-70-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-71-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-68-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-73-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-74-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-76-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-77-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-78-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-79-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-75-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-72-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-65-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-62-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-56-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-53-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-47-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4768-1314-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB