Analysis

  • max time kernel
    152s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231025-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-11-2023 10:38

General

  • Target

    NEAS.3af7a5cacfc8fe274aeeb1cd1d4f1400_JC.exe

  • Size

    119KB

  • MD5

    3af7a5cacfc8fe274aeeb1cd1d4f1400

  • SHA1

    bb3b6c6f34f2c310a855b309146053cc36aab16a

  • SHA256

    3cbf2ee4b5d32331291b2e3e899ee7545203748dfd980395d75a91d5f5d398c8

  • SHA512

    66e957b4fac5755abf42216cb55994af1e4ad4637502b2d26db723863e0d03a06b27410449055e911f70ea3929addf3de4fe0b0f6b36c8dd90dcef3467e3aeac

  • SSDEEP

    3072:6+HFd+srfyAyW957wPN2gANEO0CpPxsKcYjR0yeM:6I+SKAyi57wl25yOPiY/R

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\NEAS.3af7a5cacfc8fe274aeeb1cd1d4f1400_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.3af7a5cacfc8fe274aeeb1cd1d4f1400_JC.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4324
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:3676
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:4492
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\NEAS.3af7a5cacfc8fe274aeeb1cd1d4f1400_JC.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:1480
  • 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:2176

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    119KB

    MD5

    3af7a5cacfc8fe274aeeb1cd1d4f1400

    SHA1

    bb3b6c6f34f2c310a855b309146053cc36aab16a

    SHA256

    3cbf2ee4b5d32331291b2e3e899ee7545203748dfd980395d75a91d5f5d398c8

    SHA512

    66e957b4fac5755abf42216cb55994af1e4ad4637502b2d26db723863e0d03a06b27410449055e911f70ea3929addf3de4fe0b0f6b36c8dd90dcef3467e3aeac

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    119KB

    MD5

    3af7a5cacfc8fe274aeeb1cd1d4f1400

    SHA1

    bb3b6c6f34f2c310a855b309146053cc36aab16a

    SHA256

    3cbf2ee4b5d32331291b2e3e899ee7545203748dfd980395d75a91d5f5d398c8

    SHA512

    66e957b4fac5755abf42216cb55994af1e4ad4637502b2d26db723863e0d03a06b27410449055e911f70ea3929addf3de4fe0b0f6b36c8dd90dcef3467e3aeac

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    119KB

    MD5

    3af7a5cacfc8fe274aeeb1cd1d4f1400

    SHA1

    bb3b6c6f34f2c310a855b309146053cc36aab16a

    SHA256

    3cbf2ee4b5d32331291b2e3e899ee7545203748dfd980395d75a91d5f5d398c8

    SHA512

    66e957b4fac5755abf42216cb55994af1e4ad4637502b2d26db723863e0d03a06b27410449055e911f70ea3929addf3de4fe0b0f6b36c8dd90dcef3467e3aeac

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    119KB

    MD5

    3af7a5cacfc8fe274aeeb1cd1d4f1400

    SHA1

    bb3b6c6f34f2c310a855b309146053cc36aab16a

    SHA256

    3cbf2ee4b5d32331291b2e3e899ee7545203748dfd980395d75a91d5f5d398c8

    SHA512

    66e957b4fac5755abf42216cb55994af1e4ad4637502b2d26db723863e0d03a06b27410449055e911f70ea3929addf3de4fe0b0f6b36c8dd90dcef3467e3aeac

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    119KB

    MD5

    3af7a5cacfc8fe274aeeb1cd1d4f1400

    SHA1

    bb3b6c6f34f2c310a855b309146053cc36aab16a

    SHA256

    3cbf2ee4b5d32331291b2e3e899ee7545203748dfd980395d75a91d5f5d398c8

    SHA512

    66e957b4fac5755abf42216cb55994af1e4ad4637502b2d26db723863e0d03a06b27410449055e911f70ea3929addf3de4fe0b0f6b36c8dd90dcef3467e3aeac

  • memory/1480-36-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/2176-44-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-17-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-363-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-13-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-14-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-47-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-19-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-20-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-21-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-22-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-48-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-24-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-25-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-26-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-27-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-28-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-29-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-30-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-31-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-32-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-79-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-35-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-78-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-77-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-76-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-37-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-38-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-39-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-40-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-46-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-42-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-43-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-12-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-45-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-41-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-75-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-23-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-49-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-50-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-51-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-52-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-53-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-54-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-55-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-56-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-57-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-58-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-59-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-60-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-61-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-62-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-63-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-64-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-65-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-66-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-67-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-68-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-69-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-70-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-71-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-72-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-73-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/2176-74-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/3676-8-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/3676-6-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/3676-7-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB

  • memory/4324-33-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/4324-1-0x0000000000510000-0x000000000052F000-memory.dmp

    Filesize

    124KB

  • memory/4324-0-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB

  • memory/4492-10-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB