Analysis

  • max time kernel
    151s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-10-2023 01:15

General

  • Target

    c77f53a954d93a725b65503c83ff5a10exe_JC.exe

  • Size

    66KB

  • MD5

    c77f53a954d93a725b65503c83ff5a10

  • SHA1

    eecbf41dae67001c61c1cf581edc2b8007cc127f

  • SHA256

    709d415b079000e8989c806637eca08f9da629d19e338cc7450f7e9cab0d210d

  • SHA512

    2a2dfd8a1f917d06ff06a3aa9500f3c2840d5df6efed283ea4c9e8bef7da4fefe6d71c4d48def798b8d4fe17ca23d008b4110efbc79d927337c5017821e2fc09

  • SSDEEP

    1536:pMfO2ogBeIJsdCcclBy/DwNp5viUDfgKJz5fqsSuTr0:pMfDovI7TlByENKwf/df7fr0

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Modifies registry class 61 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c77f53a954d93a725b65503c83ff5a10exe_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\c77f53a954d93a725b65503c83ff5a10exe_JC.exe"
    1⤵
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1172
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /installservice
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      PID:1944
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /start
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      PID:3472
    • C:\Windows\SysWOW64\urdvxc.exe
      C:\Windows\system32\urdvxc.exe /uninstallservice patch:C:\Users\Admin\AppData\Local\Temp\c77f53a954d93a725b65503c83ff5a10exe_JC.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies registry class
      PID:4996
  • 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:564
  • 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:4264

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Program Files\Java\jdk1.8.0_66\db\README-JDK.html

    Filesize

    1012B

    MD5

    661986eb37cc9cfc2f17614e81d71a6d

    SHA1

    6f5a8828691bfabda2656ba5435c39db61933cba

    SHA256

    5edb9dd67373164b6d5297e4fad9846c712451a74f8a8a965c39c61c19646a03

    SHA512

    11da83092eebe57cc2493d37f480bf706880883a1c4c7af910fe1e2d1fa3c923b7f6cca99d8bfc61255879ef146af94b0925cc07ca53c431b4ef1f24d36e970e

  • C:\Program Files\Java\jdk1.8.0_66\jre\Welcome.html

    Filesize

    1KB

    MD5

    126dc28a60fa70ca98434f1b6196855b

    SHA1

    eaeb0f2ae09670985868a7410b08df899486339a

    SHA256

    3475436612f6a0ef77fc91331d008090bfd53c7cc8535225762ab43234c730c7

    SHA512

    7d07229039cbb7eb39d5cdf3846fb41f4f2f5a829cf7c0d5c778bf50c7eaa17ab7dd4c7fe483c38d3ebb72669d117a6db122ee58f63d712f795c38ad680ae52a

  • C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\about.html

    Filesize

    1KB

    MD5

    fbc970ae94b56bd3d08ed37b90973d5f

    SHA1

    c578e09a6e32a779d3a9b8e021f1771083e3de4f

    SHA256

    89c4403f975f83949957dc5d4516fb2a6c486b2e5149c93f3918f557a3324f21

    SHA512

    174607014be054d4b559423952fbd344886217a933dd1c82b4dc73bc48563a84a9eb80b392b271bb55174913f4c87fcc7ce212a89f63ac543ca251db8ed59fbf

  • C:\Program Files\Java\jdk1.8.0_66\lib\missioncontrol\features\org.eclipse.babel.nls_eclipse_ja_4.4.0.v20140623020002\nsstljje.exe

    Filesize

    66KB

    MD5

    0bbc9f311dee76a1dd11fc7d446daf03

    SHA1

    6327b3273759ef97aa267c07f33d803aaa815989

    SHA256

    dc528bed222d479cd7b3673c97fbfc8f1e9f38afb04b42defbe6adddcc248a86

    SHA512

    fd5f0090cc3818d348e2d2ac4609fb36fffa39b00c2bc2e4ff2afa499f1cfe12a635a4f92e6d0886fac8e5b58d94e8d22df6e1345dda54b4649af00899c945c1

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    66KB

    MD5

    c77f53a954d93a725b65503c83ff5a10

    SHA1

    eecbf41dae67001c61c1cf581edc2b8007cc127f

    SHA256

    709d415b079000e8989c806637eca08f9da629d19e338cc7450f7e9cab0d210d

    SHA512

    2a2dfd8a1f917d06ff06a3aa9500f3c2840d5df6efed283ea4c9e8bef7da4fefe6d71c4d48def798b8d4fe17ca23d008b4110efbc79d927337c5017821e2fc09

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    66KB

    MD5

    c77f53a954d93a725b65503c83ff5a10

    SHA1

    eecbf41dae67001c61c1cf581edc2b8007cc127f

    SHA256

    709d415b079000e8989c806637eca08f9da629d19e338cc7450f7e9cab0d210d

    SHA512

    2a2dfd8a1f917d06ff06a3aa9500f3c2840d5df6efed283ea4c9e8bef7da4fefe6d71c4d48def798b8d4fe17ca23d008b4110efbc79d927337c5017821e2fc09

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    66KB

    MD5

    c77f53a954d93a725b65503c83ff5a10

    SHA1

    eecbf41dae67001c61c1cf581edc2b8007cc127f

    SHA256

    709d415b079000e8989c806637eca08f9da629d19e338cc7450f7e9cab0d210d

    SHA512

    2a2dfd8a1f917d06ff06a3aa9500f3c2840d5df6efed283ea4c9e8bef7da4fefe6d71c4d48def798b8d4fe17ca23d008b4110efbc79d927337c5017821e2fc09

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    66KB

    MD5

    c77f53a954d93a725b65503c83ff5a10

    SHA1

    eecbf41dae67001c61c1cf581edc2b8007cc127f

    SHA256

    709d415b079000e8989c806637eca08f9da629d19e338cc7450f7e9cab0d210d

    SHA512

    2a2dfd8a1f917d06ff06a3aa9500f3c2840d5df6efed283ea4c9e8bef7da4fefe6d71c4d48def798b8d4fe17ca23d008b4110efbc79d927337c5017821e2fc09

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    66KB

    MD5

    c77f53a954d93a725b65503c83ff5a10

    SHA1

    eecbf41dae67001c61c1cf581edc2b8007cc127f

    SHA256

    709d415b079000e8989c806637eca08f9da629d19e338cc7450f7e9cab0d210d

    SHA512

    2a2dfd8a1f917d06ff06a3aa9500f3c2840d5df6efed283ea4c9e8bef7da4fefe6d71c4d48def798b8d4fe17ca23d008b4110efbc79d927337c5017821e2fc09

  • C:\Windows\SysWOW64\urdvxc.exe

    Filesize

    66KB

    MD5

    c77f53a954d93a725b65503c83ff5a10

    SHA1

    eecbf41dae67001c61c1cf581edc2b8007cc127f

    SHA256

    709d415b079000e8989c806637eca08f9da629d19e338cc7450f7e9cab0d210d

    SHA512

    2a2dfd8a1f917d06ff06a3aa9500f3c2840d5df6efed283ea4c9e8bef7da4fefe6d71c4d48def798b8d4fe17ca23d008b4110efbc79d927337c5017821e2fc09

  • memory/564-68-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-52-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-14-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-15-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-19-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-20-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-21-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-22-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-23-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-12-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-1407-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-345-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-26-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-28-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-29-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-30-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-31-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-32-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-33-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-34-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-35-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-36-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-37-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-38-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-39-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-40-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-41-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-42-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-43-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-44-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-45-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-46-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-47-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-48-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-49-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-50-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-51-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-13-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-53-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-54-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-55-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-56-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-57-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-58-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-59-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-60-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-61-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-62-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-63-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-64-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-65-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-66-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-67-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-79-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-69-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-70-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-71-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-72-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-73-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-74-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-75-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-76-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-77-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/564-78-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/1172-0-0x0000000000400000-0x0000000000426642-memory.dmp

    Filesize

    153KB

  • memory/1172-25-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/1172-1-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/1944-8-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/1944-7-0x0000000000400000-0x0000000000426642-memory.dmp

    Filesize

    153KB

  • memory/1944-6-0x00000000001E0000-0x00000000001FF000-memory.dmp

    Filesize

    124KB

  • memory/3472-10-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/4264-1409-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/4264-1801-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB

  • memory/4996-27-0x00000000001C0000-0x00000000001DF000-memory.dmp

    Filesize

    124KB