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Analysis

  • max time kernel
    126s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    06/11/2022, 13:08

General

  • Target

    7824c05703ad4666728b8eab9a86dffb4803185e5f7428ffabea682dc8e16bde.exe

  • Size

    179KB

  • MD5

    0ea35c285df718f07ae76eb2ba5dc1ab

  • SHA1

    31f7406913ae32cf41337c63ba4d58740dd5a062

  • SHA256

    7824c05703ad4666728b8eab9a86dffb4803185e5f7428ffabea682dc8e16bde

  • SHA512

    9e29f03f2c7c3293634b2ff1fa86bc5b631492cad1aebbf07b550b8bbf0bd9e22d0e7f2660ec5bee5d3ebe69f5788092614aa6180a076f58a8742ca624701563

  • SSDEEP

    3072:obpDCw1p3vmLvsZIaVwiwDcIbDHDCm/DER4eQSRuy8Jy:gDCwfG1bnxLERRLRr8Y

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\7824c05703ad4666728b8eab9a86dffb4803185e5f7428ffabea682dc8e16bde.exe
    "C:\Users\Admin\AppData\Local\Temp\7824c05703ad4666728b8eab9a86dffb4803185e5f7428ffabea682dc8e16bde.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:1672
    • C:\Windows\SysWOW64\REG.exe
      REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
      2⤵
      • Modifies registry key
      PID:1624
    • 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:1692
      • 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:1784
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c c:\windows\W_X_C.bat
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:976
        • C:\windows\hosts.exe
          C:\windows\hosts.exe
          4⤵
          • 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:872
          • C:\Users\Admin\AppData\Local\Temp\avscan.exe
            C:\Users\Admin\AppData\Local\Temp\avscan.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetWindowsHookEx
            PID:1272
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c c:\windows\W_X_C.bat
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:1960
            • C:\windows\hosts.exe
              C:\windows\hosts.exe
              6⤵
              • Executes dropped EXE
              • Suspicious use of SetWindowsHookEx
              PID:1376
            • C:\Windows\SysWOW64\WScript.exe
              "C:\Windows\System32\WScript.exe" "C:\Windows\W_X_C.vbs"
              6⤵
              • Adds policy Run key to start application
              PID:964
          • C:\Windows\SysWOW64\REG.exe
            REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
            5⤵
            • Modifies registry key
            PID:684
          • C:\Windows\SysWOW64\REG.exe
            REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
            5⤵
            • Modifies registry key
            PID:1500
          • C:\Windows\SysWOW64\REG.exe
            REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
            5⤵
            • Modifies registry key
            PID:1876
          • C:\Windows\SysWOW64\REG.exe
            REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
            5⤵
            • Modifies registry key
            PID:788
        • 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:1280
      • C:\Windows\SysWOW64\REG.exe
        REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
        3⤵
        • Modifies registry key
        PID:904
      • C:\Windows\SysWOW64\REG.exe
        REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
        3⤵
        • Modifies registry key
        PID:516
      • C:\Windows\SysWOW64\REG.exe
        REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
        3⤵
        • Modifies registry key
        PID:1572
      • C:\Windows\SysWOW64\REG.exe
        REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
        3⤵
        • Modifies registry key
        PID:1636
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c c:\windows\W_X_C.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1060
      • C:\windows\hosts.exe
        C:\windows\hosts.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:452
      • 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:1296

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    406KB

    MD5

    23e5b8595244370fb490e7fccad8cd4e

    SHA1

    79964dfd49fec1823aebbecefffe91f893ac5d0b

    SHA256

    768acf2f1e92954cb87c34a30f7654070e3ed50cac17f6d9031d923ed0d27fc9

    SHA512

    244c723b730a808fc3d20b1f2d650f52059410f5906c92346c32a1d2cf6bc26b9652533e36033285a6141bd7584535a79a00af4101a2662bdf513c8640df35de

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

    Filesize

    765KB

    MD5

    907e52ad72b10c549ce90afa52c0b5ec

    SHA1

    8f9a8a72836349552b43a3542a3a73ca8a238cc9

    SHA256

    fb7dadb501c24776a3d7bf2106e28a131784083f6696693ec20a9be231cc3de5

    SHA512

    acb1386b4dc492d14dbb85085f9050624b69ca875c1a59eb8f1604db5feba04241cf870256ce96eac3d5db45c01e11a390072cccb451394b78585340cf6937cd

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

    Filesize

    765KB

    MD5

    a0a6582d44875993dbc4643f7e591154

    SHA1

    afb48843a208f6e8f36acc834010a44cee6530cd

    SHA256

    b0b2f0db7a5f574d3d6825d162562053643e7663d8ec582c52362116d6e5e42b

    SHA512

    fcf6ab9468bbb08dae4e3158e05d7f84eb9fe86eeb63f5e1286f20785ce9498344190d098b2287d8e5afd19d945ad0f79713b6aa8e9b6632ffeee1b14e967478

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

    Filesize

    1.1MB

    MD5

    d768ddd7ddb17ed49ba6cc1ca7c5c950

    SHA1

    e30fd2646554126e246b4ffd03d2245d37b8c8b2

    SHA256

    a7ba4acd1726b324014cac2ce4531aa4106a6a9c52639234f0bfa57332f61e54

    SHA512

    b69a491859f3833f97d267cfefc15257576df7a653f60ca5aa5cb8afd8bfd44e79034e841b1690ae46bf31b64ca21e3baac87c24addf5f4bb78df470919ff1b1

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

    Filesize

    1.4MB

    MD5

    f5cda0fed8c1440cce7ad53f9c8ec6a0

    SHA1

    a008d7f6b22a0e6cda4ee38c7272e7c63e8850b7

    SHA256

    eaa9d257eb9128cdcbddc044f20bf5b1c9c9836bcec91c89a7a18edc0bf94447

    SHA512

    89076294408ca016e48b4ff1cfbdaa037db23264a766905651374b353c366215a9a89381ff1c7b39631cf3895afabd0f987dc0448483121f81bc34f1a7ecffe1

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

    Filesize

    1.4MB

    MD5

    52a228a8e9bfe7ead08a6f21a3334bae

    SHA1

    189baee834eb5f31f02027bfea0200ddc73d2e01

    SHA256

    02661ed59a3ee89ca62687e25770d7206210beaf2cdc345db707b4850cecdfdf

    SHA512

    baaa23b4bf5b51b24b990eef7956e43ddffe31b30a55a5fa952ed1a963c2fba6c3ac3daa136a20098c505fb5bd58c6eb714354f01eeb3186847582e4d607a731

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

    Filesize

    179KB

    MD5

    2db08648bece13b810c729e1dcfb15ed

    SHA1

    44a7aa9fe4c0336db4bb6ef77eac378e8ad2f440

    SHA256

    d093ba8c44fb3a8259038056a54fb4616e2a3debaa1be9565746a7323ce9c039

    SHA512

    c53278c1deb7c74c52fcbf8633b839c7479466a35ff98cb1eee6843ade70d124316fb57b4cc0d480998c9dabfb503ae8d117f31b5c5114181ed2868a763e1df0

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

    Filesize

    179KB

    MD5

    2db08648bece13b810c729e1dcfb15ed

    SHA1

    44a7aa9fe4c0336db4bb6ef77eac378e8ad2f440

    SHA256

    d093ba8c44fb3a8259038056a54fb4616e2a3debaa1be9565746a7323ce9c039

    SHA512

    c53278c1deb7c74c52fcbf8633b839c7479466a35ff98cb1eee6843ade70d124316fb57b4cc0d480998c9dabfb503ae8d117f31b5c5114181ed2868a763e1df0

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

    Filesize

    179KB

    MD5

    2db08648bece13b810c729e1dcfb15ed

    SHA1

    44a7aa9fe4c0336db4bb6ef77eac378e8ad2f440

    SHA256

    d093ba8c44fb3a8259038056a54fb4616e2a3debaa1be9565746a7323ce9c039

    SHA512

    c53278c1deb7c74c52fcbf8633b839c7479466a35ff98cb1eee6843ade70d124316fb57b4cc0d480998c9dabfb503ae8d117f31b5c5114181ed2868a763e1df0

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

    Filesize

    179KB

    MD5

    2db08648bece13b810c729e1dcfb15ed

    SHA1

    44a7aa9fe4c0336db4bb6ef77eac378e8ad2f440

    SHA256

    d093ba8c44fb3a8259038056a54fb4616e2a3debaa1be9565746a7323ce9c039

    SHA512

    c53278c1deb7c74c52fcbf8633b839c7479466a35ff98cb1eee6843ade70d124316fb57b4cc0d480998c9dabfb503ae8d117f31b5c5114181ed2868a763e1df0

  • C:\Windows\W_X_C.vbs

    Filesize

    195B

    MD5

    8efab902a61f6cddc318bb5818c2f2e0

    SHA1

    9608751279ae04ba710d84c61e3937c12950b393

    SHA256

    a81d0e86c651ead3e4d9c7f64e637006e787c81c8ba3e784648c2786306bfb87

    SHA512

    aabd0e45609a39584c68c35e16124b399e9a4932bf6c98c22aa8c6ff71b2fbfc80333102960fcfca1abb38b344245f9cdf4cdc0c827c48235f618011a5fbfe18

  • C:\Windows\hosts.exe

    Filesize

    179KB

    MD5

    98888f8eb6a8c46b280651da9507da3d

    SHA1

    7e3873588f9d4da2ac359d8af8a8f3c4921e3445

    SHA256

    1f95ea13145f1d798100dfc2a4db60114b1c4635fdadb09877434f3000fcb653

    SHA512

    cd86d4faa4643a0acb02c54e6ab15aaf423926ca0fbdde1b0d7e4fded6245b72442ad2dca5bd9925a54993de188948d958eabc159ae73622dea509f8f447f16a

  • C:\Windows\hosts.exe

    Filesize

    179KB

    MD5

    98888f8eb6a8c46b280651da9507da3d

    SHA1

    7e3873588f9d4da2ac359d8af8a8f3c4921e3445

    SHA256

    1f95ea13145f1d798100dfc2a4db60114b1c4635fdadb09877434f3000fcb653

    SHA512

    cd86d4faa4643a0acb02c54e6ab15aaf423926ca0fbdde1b0d7e4fded6245b72442ad2dca5bd9925a54993de188948d958eabc159ae73622dea509f8f447f16a

  • C:\Windows\hosts.exe

    Filesize

    179KB

    MD5

    98888f8eb6a8c46b280651da9507da3d

    SHA1

    7e3873588f9d4da2ac359d8af8a8f3c4921e3445

    SHA256

    1f95ea13145f1d798100dfc2a4db60114b1c4635fdadb09877434f3000fcb653

    SHA512

    cd86d4faa4643a0acb02c54e6ab15aaf423926ca0fbdde1b0d7e4fded6245b72442ad2dca5bd9925a54993de188948d958eabc159ae73622dea509f8f447f16a

  • C:\Windows\hosts.exe

    Filesize

    179KB

    MD5

    98888f8eb6a8c46b280651da9507da3d

    SHA1

    7e3873588f9d4da2ac359d8af8a8f3c4921e3445

    SHA256

    1f95ea13145f1d798100dfc2a4db60114b1c4635fdadb09877434f3000fcb653

    SHA512

    cd86d4faa4643a0acb02c54e6ab15aaf423926ca0fbdde1b0d7e4fded6245b72442ad2dca5bd9925a54993de188948d958eabc159ae73622dea509f8f447f16a

  • C:\windows\hosts.exe

    Filesize

    179KB

    MD5

    98888f8eb6a8c46b280651da9507da3d

    SHA1

    7e3873588f9d4da2ac359d8af8a8f3c4921e3445

    SHA256

    1f95ea13145f1d798100dfc2a4db60114b1c4635fdadb09877434f3000fcb653

    SHA512

    cd86d4faa4643a0acb02c54e6ab15aaf423926ca0fbdde1b0d7e4fded6245b72442ad2dca5bd9925a54993de188948d958eabc159ae73622dea509f8f447f16a

  • \??\c:\windows\W_X_C.bat

    Filesize

    336B

    MD5

    4db9f8b6175722b62ececeeeba1ce307

    SHA1

    3b3ba8414706e72a6fa19e884a97b87609e11e47

    SHA256

    d2150b9e5a4ce55e140f0ca91c4e300715d42095c8fddf58c77037cdd2cfaf78

    SHA512

    1d6dc274cf7a3dd704f840e6a5ad57ab4c4e35d5f09489aeff520bb797e1c825bac53fc335156fe41e767a46520d031855fe42fe7b175409ebe5e9e986fb9b8b

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

    Filesize

    179KB

    MD5

    2db08648bece13b810c729e1dcfb15ed

    SHA1

    44a7aa9fe4c0336db4bb6ef77eac378e8ad2f440

    SHA256

    d093ba8c44fb3a8259038056a54fb4616e2a3debaa1be9565746a7323ce9c039

    SHA512

    c53278c1deb7c74c52fcbf8633b839c7479466a35ff98cb1eee6843ade70d124316fb57b4cc0d480998c9dabfb503ae8d117f31b5c5114181ed2868a763e1df0

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

    Filesize

    179KB

    MD5

    2db08648bece13b810c729e1dcfb15ed

    SHA1

    44a7aa9fe4c0336db4bb6ef77eac378e8ad2f440

    SHA256

    d093ba8c44fb3a8259038056a54fb4616e2a3debaa1be9565746a7323ce9c039

    SHA512

    c53278c1deb7c74c52fcbf8633b839c7479466a35ff98cb1eee6843ade70d124316fb57b4cc0d480998c9dabfb503ae8d117f31b5c5114181ed2868a763e1df0

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

    Filesize

    179KB

    MD5

    2db08648bece13b810c729e1dcfb15ed

    SHA1

    44a7aa9fe4c0336db4bb6ef77eac378e8ad2f440

    SHA256

    d093ba8c44fb3a8259038056a54fb4616e2a3debaa1be9565746a7323ce9c039

    SHA512

    c53278c1deb7c74c52fcbf8633b839c7479466a35ff98cb1eee6843ade70d124316fb57b4cc0d480998c9dabfb503ae8d117f31b5c5114181ed2868a763e1df0

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

    Filesize

    179KB

    MD5

    2db08648bece13b810c729e1dcfb15ed

    SHA1

    44a7aa9fe4c0336db4bb6ef77eac378e8ad2f440

    SHA256

    d093ba8c44fb3a8259038056a54fb4616e2a3debaa1be9565746a7323ce9c039

    SHA512

    c53278c1deb7c74c52fcbf8633b839c7479466a35ff98cb1eee6843ade70d124316fb57b4cc0d480998c9dabfb503ae8d117f31b5c5114181ed2868a763e1df0

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

    Filesize

    179KB

    MD5

    2db08648bece13b810c729e1dcfb15ed

    SHA1

    44a7aa9fe4c0336db4bb6ef77eac378e8ad2f440

    SHA256

    d093ba8c44fb3a8259038056a54fb4616e2a3debaa1be9565746a7323ce9c039

    SHA512

    c53278c1deb7c74c52fcbf8633b839c7479466a35ff98cb1eee6843ade70d124316fb57b4cc0d480998c9dabfb503ae8d117f31b5c5114181ed2868a763e1df0

  • memory/1672-56-0x0000000075111000-0x0000000075113000-memory.dmp

    Filesize

    8KB

  • memory/1672-58-0x0000000074061000-0x0000000074063000-memory.dmp

    Filesize

    8KB