Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-03-2024 22:13

General

  • Target

    7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe

  • Size

    119KB

  • MD5

    e337af5d0c56146c62dd5be744d6d1d5

  • SHA1

    bb94c7b30239860df19cf55cf6e09d760a885f0b

  • SHA256

    7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e

  • SHA512

    9af1c2a2e416c29d774409a880637bfb204ac63c510bfbd23d30734eae1a493925ff917325d37f73785c874a303c237a229228e2215a8fdedd09e987abe41b24

  • SSDEEP

    1536:EYKKg2kgHs4J0A6ZkN4KkKwD1xTziNYcJPQSb7Nv8JNRgVxq4WTYuVN7BU7/qdJL:42kMFn/uKwDjMLXNkJAPWM6N7BUGdI2

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\7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe
    "C:\Users\Admin\AppData\Local\Temp\7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4196
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:348
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:2872
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:2616
  • 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:3880

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    119KB

    MD5

    e337af5d0c56146c62dd5be744d6d1d5

    SHA1

    bb94c7b30239860df19cf55cf6e09d760a885f0b

    SHA256

    7efe8528aa1cd3e426485bca28864829570f512b14638957be2f91079b175d6e

    SHA512

    9af1c2a2e416c29d774409a880637bfb204ac63c510bfbd23d30734eae1a493925ff917325d37f73785c874a303c237a229228e2215a8fdedd09e987abe41b24

  • memory/348-6-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/348-7-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB

  • memory/348-8-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2616-36-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/2872-11-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/3880-48-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-28-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-14-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-16-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-19-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-20-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-21-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-22-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-23-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-24-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-25-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-26-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-27-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-51-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-29-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-30-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-31-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-32-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-33-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-37-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-38-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-39-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-40-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-41-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-42-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-43-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-44-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-45-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-46-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-47-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-52-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-49-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-55-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-13-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-12-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-53-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-54-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-50-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-56-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-57-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-58-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-59-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-60-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-61-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-62-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-63-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-64-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-65-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-66-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-67-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-68-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-69-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-70-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-71-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-72-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-73-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-74-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-75-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-76-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-77-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-78-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-79-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/3880-1179-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/4196-0-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB

  • memory/4196-1-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4196-35-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB