Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-10-2022 11:14

General

  • Target

    5fa635dc9ef2a94dd2cc17871e8d9f90cf4a7ef84d64c68848e1373a689c8b44.exe

  • Size

    63KB

  • MD5

    93881804be1d430a9eff1661b0806600

  • SHA1

    e153d9dd00db4b8a544bf4f27161120b2e7219df

  • SHA256

    5fa635dc9ef2a94dd2cc17871e8d9f90cf4a7ef84d64c68848e1373a689c8b44

  • SHA512

    0e1ce5cb4e469bbb3e5ed6803766bd5aa73ee58ed706b9b21d97ef03e53c4d20c2228f8893382704ce513d3369e1ce6522dc09e5fa8d113c2d39eecf59bbda18

  • SSDEEP

    1536:tVsAb0HkFa7H+lgV6J3S+8aNJuRb8xgeDcu1tWZRnDrHfKK66wZ3l:tVjaelgV6E+8oJu1ZeDcu1gDr/K6wZ3l

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\5fa635dc9ef2a94dd2cc17871e8d9f90cf4a7ef84d64c68848e1373a689c8b44.exe
    "C:\Users\Admin\AppData\Local\Temp\5fa635dc9ef2a94dd2cc17871e8d9f90cf4a7ef84d64c68848e1373a689c8b44.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:2564
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:3408
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:1448
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\5fa635dc9ef2a94dd2cc17871e8d9f90cf4a7ef84d64c68848e1373a689c8b44.exe
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:308
  • 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:1140

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    63KB

    MD5

    93881804be1d430a9eff1661b0806600

    SHA1

    e153d9dd00db4b8a544bf4f27161120b2e7219df

    SHA256

    5fa635dc9ef2a94dd2cc17871e8d9f90cf4a7ef84d64c68848e1373a689c8b44

    SHA512

    0e1ce5cb4e469bbb3e5ed6803766bd5aa73ee58ed706b9b21d97ef03e53c4d20c2228f8893382704ce513d3369e1ce6522dc09e5fa8d113c2d39eecf59bbda18

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    63KB

    MD5

    93881804be1d430a9eff1661b0806600

    SHA1

    e153d9dd00db4b8a544bf4f27161120b2e7219df

    SHA256

    5fa635dc9ef2a94dd2cc17871e8d9f90cf4a7ef84d64c68848e1373a689c8b44

    SHA512

    0e1ce5cb4e469bbb3e5ed6803766bd5aa73ee58ed706b9b21d97ef03e53c4d20c2228f8893382704ce513d3369e1ce6522dc09e5fa8d113c2d39eecf59bbda18

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    63KB

    MD5

    93881804be1d430a9eff1661b0806600

    SHA1

    e153d9dd00db4b8a544bf4f27161120b2e7219df

    SHA256

    5fa635dc9ef2a94dd2cc17871e8d9f90cf4a7ef84d64c68848e1373a689c8b44

    SHA512

    0e1ce5cb4e469bbb3e5ed6803766bd5aa73ee58ed706b9b21d97ef03e53c4d20c2228f8893382704ce513d3369e1ce6522dc09e5fa8d113c2d39eecf59bbda18

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    63KB

    MD5

    93881804be1d430a9eff1661b0806600

    SHA1

    e153d9dd00db4b8a544bf4f27161120b2e7219df

    SHA256

    5fa635dc9ef2a94dd2cc17871e8d9f90cf4a7ef84d64c68848e1373a689c8b44

    SHA512

    0e1ce5cb4e469bbb3e5ed6803766bd5aa73ee58ed706b9b21d97ef03e53c4d20c2228f8893382704ce513d3369e1ce6522dc09e5fa8d113c2d39eecf59bbda18

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    63KB

    MD5

    93881804be1d430a9eff1661b0806600

    SHA1

    e153d9dd00db4b8a544bf4f27161120b2e7219df

    SHA256

    5fa635dc9ef2a94dd2cc17871e8d9f90cf4a7ef84d64c68848e1373a689c8b44

    SHA512

    0e1ce5cb4e469bbb3e5ed6803766bd5aa73ee58ed706b9b21d97ef03e53c4d20c2228f8893382704ce513d3369e1ce6522dc09e5fa8d113c2d39eecf59bbda18

  • memory/308-145-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/1140-142-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/1140-146-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/1448-141-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/2564-132-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

  • memory/2564-133-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/3408-137-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB