Analysis

  • max time kernel
    165s
  • max time network
    189s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/12/2022, 09:50

General

  • Target

    895bc91a393818ab537b2c778bb5c4af7488bebb5d6a6be4fb26af266283cebb.exe

  • Size

    119KB

  • MD5

    fc399c45212ea7aefc93835dd0c21561

  • SHA1

    46d397c05d03b5e6959458cb592717f311f8ab99

  • SHA256

    895bc91a393818ab537b2c778bb5c4af7488bebb5d6a6be4fb26af266283cebb

  • SHA512

    57dc6190d749e2e562f384bde4ea52a9dc19a2d00dd8d579a308f4731c18881d5c508eeb746e6729e44691ecbaca39a895a4cf4fd19c329ef86618c5206c2164

  • SSDEEP

    3072:iLgL3YOhDzN1kl9GAtZeScAKm3OljSgsgtR70l0Xx2Zd8ZcUIV:iLgLxhDz3aeQKuqSM70s0EI

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 63 IoCs
  • Modifies registry class 54 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\895bc91a393818ab537b2c778bb5c4af7488bebb5d6a6be4fb26af266283cebb.exe
    "C:\Users\Admin\AppData\Local\Temp\895bc91a393818ab537b2c778bb5c4af7488bebb5d6a6be4fb26af266283cebb.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4844
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:372
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:532
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\895bc91a393818ab537b2c778bb5c4af7488bebb5d6a6be4fb26af266283cebb.exe
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:4652
  • 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:2400

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          119KB

          MD5

          fc399c45212ea7aefc93835dd0c21561

          SHA1

          46d397c05d03b5e6959458cb592717f311f8ab99

          SHA256

          895bc91a393818ab537b2c778bb5c4af7488bebb5d6a6be4fb26af266283cebb

          SHA512

          57dc6190d749e2e562f384bde4ea52a9dc19a2d00dd8d579a308f4731c18881d5c508eeb746e6729e44691ecbaca39a895a4cf4fd19c329ef86618c5206c2164

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          119KB

          MD5

          fc399c45212ea7aefc93835dd0c21561

          SHA1

          46d397c05d03b5e6959458cb592717f311f8ab99

          SHA256

          895bc91a393818ab537b2c778bb5c4af7488bebb5d6a6be4fb26af266283cebb

          SHA512

          57dc6190d749e2e562f384bde4ea52a9dc19a2d00dd8d579a308f4731c18881d5c508eeb746e6729e44691ecbaca39a895a4cf4fd19c329ef86618c5206c2164

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          119KB

          MD5

          fc399c45212ea7aefc93835dd0c21561

          SHA1

          46d397c05d03b5e6959458cb592717f311f8ab99

          SHA256

          895bc91a393818ab537b2c778bb5c4af7488bebb5d6a6be4fb26af266283cebb

          SHA512

          57dc6190d749e2e562f384bde4ea52a9dc19a2d00dd8d579a308f4731c18881d5c508eeb746e6729e44691ecbaca39a895a4cf4fd19c329ef86618c5206c2164

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          119KB

          MD5

          fc399c45212ea7aefc93835dd0c21561

          SHA1

          46d397c05d03b5e6959458cb592717f311f8ab99

          SHA256

          895bc91a393818ab537b2c778bb5c4af7488bebb5d6a6be4fb26af266283cebb

          SHA512

          57dc6190d749e2e562f384bde4ea52a9dc19a2d00dd8d579a308f4731c18881d5c508eeb746e6729e44691ecbaca39a895a4cf4fd19c329ef86618c5206c2164

        • C:\Windows\SysWOW64\urdvxc.exe

          Filesize

          119KB

          MD5

          fc399c45212ea7aefc93835dd0c21561

          SHA1

          46d397c05d03b5e6959458cb592717f311f8ab99

          SHA256

          895bc91a393818ab537b2c778bb5c4af7488bebb5d6a6be4fb26af266283cebb

          SHA512

          57dc6190d749e2e562f384bde4ea52a9dc19a2d00dd8d579a308f4731c18881d5c508eeb746e6729e44691ecbaca39a895a4cf4fd19c329ef86618c5206c2164

        • memory/372-136-0x0000000000400000-0x0000000000434642-memory.dmp

          Filesize

          209KB

        • memory/372-137-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/532-142-0x00000000001C0000-0x00000000001DF000-memory.dmp

          Filesize

          124KB

        • memory/2400-143-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/2400-147-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB

        • memory/4652-146-0x00000000001C0000-0x00000000001DF000-memory.dmp

          Filesize

          124KB

        • memory/4844-132-0x0000000000400000-0x0000000000434642-memory.dmp

          Filesize

          209KB

        • memory/4844-138-0x00000000001E0000-0x00000000001FF000-memory.dmp

          Filesize

          124KB