Analysis

  • max time kernel
    151s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-10-2023 19:36

General

  • Target

    398ff453175e00b8f4cea2c0d4c9f8c0_exe32.exe

  • Size

    66KB

  • MD5

    398ff453175e00b8f4cea2c0d4c9f8c0

  • SHA1

    8dcb7043edb90cae13029128744c4c1a76f1d437

  • SHA256

    8c0e18fc45c4d6ae4221230bf0730faf2f082532d8fe2501a0af61c128331820

  • SHA512

    34576a19d631913cab4d93ce3e3d31e954a791d2b34c5ee7c3c762ae5631b36a97abae327f6993c4e99a120989eccf173e36b27e1a624e73a3e4f716b17d421f

  • SSDEEP

    1536:uWIvByV3dWrm4otG2OzAPNSL3RVuhWgYs44QmgwMI:1eooytG24LBBA4XmwI

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Program Files directory 62 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\398ff453175e00b8f4cea2c0d4c9f8c0_exe32.exe
    "C:\Users\Admin\AppData\Local\Temp\398ff453175e00b8f4cea2c0d4c9f8c0_exe32.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3356
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:4184
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:1948
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\398ff453175e00b8f4cea2c0d4c9f8c0_exe32.exe
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:1136
  • 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:2224

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    66KB

    MD5

    398ff453175e00b8f4cea2c0d4c9f8c0

    SHA1

    8dcb7043edb90cae13029128744c4c1a76f1d437

    SHA256

    8c0e18fc45c4d6ae4221230bf0730faf2f082532d8fe2501a0af61c128331820

    SHA512

    34576a19d631913cab4d93ce3e3d31e954a791d2b34c5ee7c3c762ae5631b36a97abae327f6993c4e99a120989eccf173e36b27e1a624e73a3e4f716b17d421f

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    66KB

    MD5

    398ff453175e00b8f4cea2c0d4c9f8c0

    SHA1

    8dcb7043edb90cae13029128744c4c1a76f1d437

    SHA256

    8c0e18fc45c4d6ae4221230bf0730faf2f082532d8fe2501a0af61c128331820

    SHA512

    34576a19d631913cab4d93ce3e3d31e954a791d2b34c5ee7c3c762ae5631b36a97abae327f6993c4e99a120989eccf173e36b27e1a624e73a3e4f716b17d421f

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    66KB

    MD5

    398ff453175e00b8f4cea2c0d4c9f8c0

    SHA1

    8dcb7043edb90cae13029128744c4c1a76f1d437

    SHA256

    8c0e18fc45c4d6ae4221230bf0730faf2f082532d8fe2501a0af61c128331820

    SHA512

    34576a19d631913cab4d93ce3e3d31e954a791d2b34c5ee7c3c762ae5631b36a97abae327f6993c4e99a120989eccf173e36b27e1a624e73a3e4f716b17d421f

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    66KB

    MD5

    398ff453175e00b8f4cea2c0d4c9f8c0

    SHA1

    8dcb7043edb90cae13029128744c4c1a76f1d437

    SHA256

    8c0e18fc45c4d6ae4221230bf0730faf2f082532d8fe2501a0af61c128331820

    SHA512

    34576a19d631913cab4d93ce3e3d31e954a791d2b34c5ee7c3c762ae5631b36a97abae327f6993c4e99a120989eccf173e36b27e1a624e73a3e4f716b17d421f

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    66KB

    MD5

    398ff453175e00b8f4cea2c0d4c9f8c0

    SHA1

    8dcb7043edb90cae13029128744c4c1a76f1d437

    SHA256

    8c0e18fc45c4d6ae4221230bf0730faf2f082532d8fe2501a0af61c128331820

    SHA512

    34576a19d631913cab4d93ce3e3d31e954a791d2b34c5ee7c3c762ae5631b36a97abae327f6993c4e99a120989eccf173e36b27e1a624e73a3e4f716b17d421f

  • memory/1136-21-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/1948-15-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/1948-10-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/2224-46-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-25-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-12-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-16-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-17-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-51-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-22-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-23-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-24-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-52-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-26-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-27-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-28-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-29-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-30-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-31-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-32-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-33-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-34-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-35-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-36-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-37-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-38-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-39-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-40-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-41-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-42-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-43-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-44-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-45-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-50-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-47-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-48-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-49-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-115-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-80-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-79-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-53-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-54-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-55-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-56-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-57-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-58-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-59-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-60-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-61-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-62-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-63-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-64-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-65-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-66-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-67-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-68-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-69-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-70-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-71-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-72-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-73-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-74-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-75-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-76-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-77-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/2224-78-0x0000000000500000-0x000000000051F000-memory.dmp

    Filesize

    124KB

  • memory/3356-14-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/3356-1-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/3356-0-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

  • memory/4184-6-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/4184-7-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

  • memory/4184-8-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB