Analysis

  • max time kernel
    126s
  • max time network
    39s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    07/11/2022, 18:23

General

  • Target

    14d714a58c70a002a1dc790b32dcda98658d23fda260c282ce21edd014f40f88.exe

  • Size

    351KB

  • MD5

    0e48a80ea90bc0b2493a18af347e55c0

  • SHA1

    e3a981c17307dbe73a2f4011559d1bed29a53391

  • SHA256

    14d714a58c70a002a1dc790b32dcda98658d23fda260c282ce21edd014f40f88

  • SHA512

    ad34a74f8ee903ac1b868b98b27122f8c6f28ded808bb79595ed639546eeeeffa6957eaf38870437710736dba4c652d482ec2f1c3238db507e65340f9b4282be

  • SSDEEP

    3072:obpDCw1p3vmLvsZIaVwiwDcIbDHDCmHV5F11Z++M42bpDCw1p3vmLvsZIaVwiwDw:gDCwfG1bnxHXG+MfDCwfG1bnxHXG+MX

Score
10/10

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 3 IoCs
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 3 IoCs
  • Adds policy Run key to start application 2 TTPs 6 IoCs
  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 5 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies registry key 1 TTPs 9 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\14d714a58c70a002a1dc790b32dcda98658d23fda260c282ce21edd014f40f88.exe
    "C:\Users\Admin\AppData\Local\Temp\14d714a58c70a002a1dc790b32dcda98658d23fda260c282ce21edd014f40f88.exe"
    1⤵
    • Modifies visibility of file extensions in Explorer
    • Modifies visiblity of hidden/system files in Explorer
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:836
    • C:\Windows\SysWOW64\REG.exe
      REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
      2⤵
      • Modifies registry key
      PID:1964
    • C:\Users\Admin\AppData\Local\Temp\avscan.exe
      C:\Users\Admin\AppData\Local\Temp\avscan.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in Windows directory
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1416
      • C:\Users\Admin\AppData\Local\Temp\avscan.exe
        C:\Users\Admin\AppData\Local\Temp\avscan.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:1328
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c c:\windows\W_X_C.bat
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1300
        • C:\windows\hosts.exe
          C:\windows\hosts.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:824
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Windows\W_X_C.vbs"
          4⤵
          • Adds policy Run key to start application
          PID:1536
      • C:\Windows\SysWOW64\REG.exe
        REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
        3⤵
        • Modifies registry key
        PID:1872
      • C:\Windows\SysWOW64\REG.exe
        REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
        3⤵
        • Modifies registry key
        PID:1968
      • C:\Windows\SysWOW64\REG.exe
        REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
        3⤵
        • Modifies registry key
        PID:1456
      • C:\Windows\SysWOW64\REG.exe
        REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
        3⤵
        • Modifies registry key
        PID:1532
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c c:\windows\W_X_C.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1700
      • C:\windows\hosts.exe
        C:\windows\hosts.exe
        3⤵
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Drops file in Windows directory
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1736
        • C:\Users\Admin\AppData\Local\Temp\avscan.exe
          C:\Users\Admin\AppData\Local\Temp\avscan.exe
          4⤵
          • Executes dropped EXE
          • Suspicious use of SetWindowsHookEx
          PID:1612
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c c:\windows\W_X_C.bat
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1072
          • C:\windows\hosts.exe
            C:\windows\hosts.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:1976
          • C:\Windows\SysWOW64\WScript.exe
            "C:\Windows\System32\WScript.exe" "C:\Windows\W_X_C.vbs"
            5⤵
            • Adds policy Run key to start application
            PID:1108
        • C:\Windows\SysWOW64\REG.exe
          REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
          4⤵
          • Modifies registry key
          PID:1932
        • C:\Windows\SysWOW64\REG.exe
          REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
          4⤵
          • Modifies registry key
          PID:2040
        • C:\Windows\SysWOW64\REG.exe
          REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
          4⤵
          • Modifies registry key
          PID:1800
        • C:\Windows\SysWOW64\REG.exe
          REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
          4⤵
          • Modifies registry key
          PID:952
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Windows\W_X_C.vbs"
        3⤵
        • Adds policy Run key to start application
        PID:1448

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\Admin.bmp

          Filesize

          750KB

          MD5

          d8493e38cafccbbc867bfb9bd9c96f7f

          SHA1

          79853b777259e3036bff09eacc31c81883747b1e

          SHA256

          4c2b0a50518691c88b93e9b09bfbb7c5da804a380a498e56a31d13e5dfcdd6b5

          SHA512

          5c6349d12b40f7c86105cd172241006558bb9c963b008ef0cc36242d39d26840762f158cf5c267409168362585d46cbadabed19d84cc1e2d51d2836c7f82dac3

        • C:\Users\Admin\AppData\Local\Temp\Admin.bmp

          Filesize

          1.1MB

          MD5

          80a7cebeecba8564581333316d58fff1

          SHA1

          e1a560d30b461943bf3384fc062e1812220288bf

          SHA256

          089fabbef56906231768017b8283698548594bee55b012c80a8f8b1d63742a0f

          SHA512

          c565afed483c2a748ffd3fd4249af4bcc277c2f1b0e733aed704e1944c456075355af3115d6d146014523ea33b956eb4108996f7bf5d17df871c01a4a660e658

        • C:\Users\Admin\AppData\Local\Temp\Admin.bmp

          Filesize

          1.4MB

          MD5

          6bac9b0ac59fcbdf29f98d645572d749

          SHA1

          a94ca9d85c525cf22ba35d5743226e93c06fa065

          SHA256

          b351e99e20769584627d40d3b8df5ae99c01e7f9e00858f1e14b81f67e055b4d

          SHA512

          9c949175c1b0b987724372eba145c07316e147550a3e24b61ac41f386a249f89ed0589dfa6f5c1d31327b93ed9e6faf71122b26af8bb3a5911acf4931b693abb

        • C:\Users\Admin\AppData\Local\Temp\Admin.bmp

          Filesize

          1.8MB

          MD5

          d2feb1a7754b2f159df704a5643d2ba4

          SHA1

          442ec88b80b3a300bd547725619593efa486b668

          SHA256

          5827b71af5522d45928f07916ff34cd50474d193f3b75aff54aa067c26202ec8

          SHA512

          102ce974a526959d29e96224f2b8213ed8d7cc7935fa6f7e67c185df75d89dc147a7d6b9b84e0ba0eb97b7ecba4db0704cc38ae8498116819c87284d58f80473

        • C:\Users\Admin\AppData\Local\Temp\Admin.bmp

          Filesize

          2.1MB

          MD5

          70bee04a55b564ef26cace41df18a3ab

          SHA1

          1b2ccf286bcf0fc47d583e0861470d2eb28f2dc5

          SHA256

          985130a8217958cf5d049d55a610720af71e86c29cec941a2a8843112bf94fde

          SHA512

          54f4883371c33249f7dc2d0dce24d2d69d03acc614efda65f6442794da274be187aa2b24342478ee27a7e46bd6a1a9c090bee5d3c1217e40d31babcce0dac00c

        • C:\Users\Admin\AppData\Local\Temp\Admin.bmp

          Filesize

          2.4MB

          MD5

          137b227d066de5f55e08a9f637e91240

          SHA1

          7d6d33d1b5f8ca41e669e51de5c899b7cc59e33c

          SHA256

          860dea39f7ec85d037cf762f86c67d73d307abfc673b56f6775657839504f8dd

          SHA512

          9fead3a7d2f79d615fd2c1ef8d0f5144039420e3312c8bc5a46c75b8a61a4a90bf9c5ab9c0bb02a1e2560510efe047ef6a5eb37040b78d81eafe4c574a43bccc

        • C:\Users\Admin\AppData\Local\Temp\Admin.bmp

          Filesize

          2.8MB

          MD5

          87b310f2e208936433636e33ac6fc0ca

          SHA1

          9a1856be983796f376ea2849bc68656140ed3c6c

          SHA256

          a02187f34bc143a57cb7a13eb4db78b7974a2a2b650550834afb2e74302a17c2

          SHA512

          8ef15df19395a3d722970be447b3b6f2218608435b058956d13385f90c0aa47b46479b358f5898ee0fe4baf531e76fd06feec6e66fdf6c029c993da05f2c5edc

        • C:\Users\Admin\AppData\Local\Temp\avscan.exe

          Filesize

          351KB

          MD5

          5194d5b1de13a77512a5c5e887da7be7

          SHA1

          5a296cab03b3d146ffb4aaa579ac94c7f82e0630

          SHA256

          458d24f560273c0f0ad38f578d4e35cda5bd4c672a22723836d1ceefd68f6d06

          SHA512

          6cd3fe934d128f527f0c16e35857eafe71b90b772dfba6df916e8de67d915bfb3506bea142430dbc9ed09c377b51d1046e472348cb2ce7d11d132e6c213d89c2

        • C:\Users\Admin\AppData\Local\Temp\avscan.exe

          Filesize

          351KB

          MD5

          5194d5b1de13a77512a5c5e887da7be7

          SHA1

          5a296cab03b3d146ffb4aaa579ac94c7f82e0630

          SHA256

          458d24f560273c0f0ad38f578d4e35cda5bd4c672a22723836d1ceefd68f6d06

          SHA512

          6cd3fe934d128f527f0c16e35857eafe71b90b772dfba6df916e8de67d915bfb3506bea142430dbc9ed09c377b51d1046e472348cb2ce7d11d132e6c213d89c2

        • C:\Users\Admin\AppData\Local\Temp\avscan.exe

          Filesize

          351KB

          MD5

          5194d5b1de13a77512a5c5e887da7be7

          SHA1

          5a296cab03b3d146ffb4aaa579ac94c7f82e0630

          SHA256

          458d24f560273c0f0ad38f578d4e35cda5bd4c672a22723836d1ceefd68f6d06

          SHA512

          6cd3fe934d128f527f0c16e35857eafe71b90b772dfba6df916e8de67d915bfb3506bea142430dbc9ed09c377b51d1046e472348cb2ce7d11d132e6c213d89c2

        • C:\Users\Admin\AppData\Local\Temp\avscan.exe

          Filesize

          351KB

          MD5

          5194d5b1de13a77512a5c5e887da7be7

          SHA1

          5a296cab03b3d146ffb4aaa579ac94c7f82e0630

          SHA256

          458d24f560273c0f0ad38f578d4e35cda5bd4c672a22723836d1ceefd68f6d06

          SHA512

          6cd3fe934d128f527f0c16e35857eafe71b90b772dfba6df916e8de67d915bfb3506bea142430dbc9ed09c377b51d1046e472348cb2ce7d11d132e6c213d89c2

        • C:\Windows\W_X_C.vbs

          Filesize

          195B

          MD5

          6cb1a862c5d3015502be64b07c6b5ec7

          SHA1

          055b4b97bd55f4f0f47fd8c981fc216709e91936

          SHA256

          6ae3ae6c1d057e9376efd0711d9912dfddebd9f8a8b257cee104cba98195c48e

          SHA512

          5f8f0cdbbd70f06bc8783c0e762208a3c54daf0f2b064abd450116cb31963d0802bc59648e868d647031e0e321d151a20f1b71ccba613f6e1c0c7fbb7ee974ab

        • C:\Windows\hosts.exe

          Filesize

          351KB

          MD5

          5f4b1c015f1466894f4c6e5c8f416073

          SHA1

          0a2fe3df92e0b2364acf1592027841db5b34ec92

          SHA256

          860373f8d777d654ac97f934b41006d1462a8db0b4f947b47401300de64c82e1

          SHA512

          8fe79bf667735495f6798cc83346f685b03cb700edf32be4c6424857a174f8eed0d94ed7087327e45e31b7ca9cedacbf0d8577cd454de2b5f7fec0f2e9ba4d4f

        • C:\Windows\hosts.exe

          Filesize

          351KB

          MD5

          5f4b1c015f1466894f4c6e5c8f416073

          SHA1

          0a2fe3df92e0b2364acf1592027841db5b34ec92

          SHA256

          860373f8d777d654ac97f934b41006d1462a8db0b4f947b47401300de64c82e1

          SHA512

          8fe79bf667735495f6798cc83346f685b03cb700edf32be4c6424857a174f8eed0d94ed7087327e45e31b7ca9cedacbf0d8577cd454de2b5f7fec0f2e9ba4d4f

        • C:\Windows\hosts.exe

          Filesize

          351KB

          MD5

          5f4b1c015f1466894f4c6e5c8f416073

          SHA1

          0a2fe3df92e0b2364acf1592027841db5b34ec92

          SHA256

          860373f8d777d654ac97f934b41006d1462a8db0b4f947b47401300de64c82e1

          SHA512

          8fe79bf667735495f6798cc83346f685b03cb700edf32be4c6424857a174f8eed0d94ed7087327e45e31b7ca9cedacbf0d8577cd454de2b5f7fec0f2e9ba4d4f

        • C:\Windows\hosts.exe

          Filesize

          351KB

          MD5

          5f4b1c015f1466894f4c6e5c8f416073

          SHA1

          0a2fe3df92e0b2364acf1592027841db5b34ec92

          SHA256

          860373f8d777d654ac97f934b41006d1462a8db0b4f947b47401300de64c82e1

          SHA512

          8fe79bf667735495f6798cc83346f685b03cb700edf32be4c6424857a174f8eed0d94ed7087327e45e31b7ca9cedacbf0d8577cd454de2b5f7fec0f2e9ba4d4f

        • C:\windows\hosts.exe

          Filesize

          351KB

          MD5

          5f4b1c015f1466894f4c6e5c8f416073

          SHA1

          0a2fe3df92e0b2364acf1592027841db5b34ec92

          SHA256

          860373f8d777d654ac97f934b41006d1462a8db0b4f947b47401300de64c82e1

          SHA512

          8fe79bf667735495f6798cc83346f685b03cb700edf32be4c6424857a174f8eed0d94ed7087327e45e31b7ca9cedacbf0d8577cd454de2b5f7fec0f2e9ba4d4f

        • \??\c:\windows\W_X_C.bat

          Filesize

          336B

          MD5

          4db9f8b6175722b62ececeeeba1ce307

          SHA1

          3b3ba8414706e72a6fa19e884a97b87609e11e47

          SHA256

          d2150b9e5a4ce55e140f0ca91c4e300715d42095c8fddf58c77037cdd2cfaf78

          SHA512

          1d6dc274cf7a3dd704f840e6a5ad57ab4c4e35d5f09489aeff520bb797e1c825bac53fc335156fe41e767a46520d031855fe42fe7b175409ebe5e9e986fb9b8b

        • \Users\Admin\AppData\Local\Temp\avscan.exe

          Filesize

          351KB

          MD5

          5194d5b1de13a77512a5c5e887da7be7

          SHA1

          5a296cab03b3d146ffb4aaa579ac94c7f82e0630

          SHA256

          458d24f560273c0f0ad38f578d4e35cda5bd4c672a22723836d1ceefd68f6d06

          SHA512

          6cd3fe934d128f527f0c16e35857eafe71b90b772dfba6df916e8de67d915bfb3506bea142430dbc9ed09c377b51d1046e472348cb2ce7d11d132e6c213d89c2

        • \Users\Admin\AppData\Local\Temp\avscan.exe

          Filesize

          351KB

          MD5

          5194d5b1de13a77512a5c5e887da7be7

          SHA1

          5a296cab03b3d146ffb4aaa579ac94c7f82e0630

          SHA256

          458d24f560273c0f0ad38f578d4e35cda5bd4c672a22723836d1ceefd68f6d06

          SHA512

          6cd3fe934d128f527f0c16e35857eafe71b90b772dfba6df916e8de67d915bfb3506bea142430dbc9ed09c377b51d1046e472348cb2ce7d11d132e6c213d89c2

        • \Users\Admin\AppData\Local\Temp\avscan.exe

          Filesize

          351KB

          MD5

          5194d5b1de13a77512a5c5e887da7be7

          SHA1

          5a296cab03b3d146ffb4aaa579ac94c7f82e0630

          SHA256

          458d24f560273c0f0ad38f578d4e35cda5bd4c672a22723836d1ceefd68f6d06

          SHA512

          6cd3fe934d128f527f0c16e35857eafe71b90b772dfba6df916e8de67d915bfb3506bea142430dbc9ed09c377b51d1046e472348cb2ce7d11d132e6c213d89c2

        • \Users\Admin\AppData\Local\Temp\avscan.exe

          Filesize

          351KB

          MD5

          5194d5b1de13a77512a5c5e887da7be7

          SHA1

          5a296cab03b3d146ffb4aaa579ac94c7f82e0630

          SHA256

          458d24f560273c0f0ad38f578d4e35cda5bd4c672a22723836d1ceefd68f6d06

          SHA512

          6cd3fe934d128f527f0c16e35857eafe71b90b772dfba6df916e8de67d915bfb3506bea142430dbc9ed09c377b51d1046e472348cb2ce7d11d132e6c213d89c2

        • \Users\Admin\AppData\Local\Temp\avscan.exe

          Filesize

          351KB

          MD5

          5194d5b1de13a77512a5c5e887da7be7

          SHA1

          5a296cab03b3d146ffb4aaa579ac94c7f82e0630

          SHA256

          458d24f560273c0f0ad38f578d4e35cda5bd4c672a22723836d1ceefd68f6d06

          SHA512

          6cd3fe934d128f527f0c16e35857eafe71b90b772dfba6df916e8de67d915bfb3506bea142430dbc9ed09c377b51d1046e472348cb2ce7d11d132e6c213d89c2

        • memory/836-58-0x0000000074B91000-0x0000000074B93000-memory.dmp

          Filesize

          8KB

        • memory/836-56-0x0000000075AD1000-0x0000000075AD3000-memory.dmp

          Filesize

          8KB