Analysis

  • max time kernel
    125s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    29/11/2022, 16:25

General

  • Target

    bee5372c533bd0360453415eaedad5edceb45d5ccc3e32740960e593046a5b9b.exe

  • Size

    312KB

  • MD5

    058bab922ada7d64cc364c35f09f1040

  • SHA1

    cac31ebb2a785a1e254299f69a9c2199e8b3a508

  • SHA256

    bee5372c533bd0360453415eaedad5edceb45d5ccc3e32740960e593046a5b9b

  • SHA512

    2a482056f46cf87b0256fa6eb8f9397020d68db5cfe9a639fef528a8adfea6a1fef953a11ba0d0367f2b4311d5a5a0cf538898bafe105178682ae5a8093b1c59

  • SSDEEP

    6144:gDCwfG1bnxLERRLT3YYhLrgX6lk55Qcpp5n+mu:g72bntELLrjLry6lkTQyE

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\bee5372c533bd0360453415eaedad5edceb45d5ccc3e32740960e593046a5b9b.exe
    "C:\Users\Admin\AppData\Local\Temp\bee5372c533bd0360453415eaedad5edceb45d5ccc3e32740960e593046a5b9b.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:1368
    • C:\Windows\SysWOW64\REG.exe
      REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
      2⤵
      • Modifies registry key
      PID:944
    • 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:624
      • 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:1496
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c c:\windows\W_X_C.bat
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1768
        • 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:1864
          • 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:1524
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c c:\windows\W_X_C.bat
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:1928
            • C:\windows\hosts.exe
              C:\windows\hosts.exe
              6⤵
              • Executes dropped EXE
              • Suspicious use of SetWindowsHookEx
              PID:1888
            • 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:1684
          • C:\Windows\SysWOW64\REG.exe
            REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
            5⤵
            • Modifies registry key
            PID:1968
          • C:\Windows\SysWOW64\REG.exe
            REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
            5⤵
            • Modifies registry key
            PID:1192
          • C:\Windows\SysWOW64\REG.exe
            REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
            5⤵
            • Modifies registry key
            PID:1984
          • C:\Windows\SysWOW64\REG.exe
            REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
            5⤵
            • Modifies registry key
            PID:1156
        • 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:1748
      • C:\Windows\SysWOW64\REG.exe
        REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
        3⤵
        • Modifies registry key
        PID:1952
      • C:\Windows\SysWOW64\REG.exe
        REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
        3⤵
        • Modifies registry key
        PID:336
      • C:\Windows\SysWOW64\REG.exe
        REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
        3⤵
        • Modifies registry key
        PID:892
      • C:\Windows\SysWOW64\REG.exe
        REG DELETE HKLM\SYSTEM\CurrentControlSet\Control\SafeBoot /f
        3⤵
        • Modifies registry key
        PID:1028
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c c:\windows\W_X_C.bat
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:800
      • C:\windows\hosts.exe
        C:\windows\hosts.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:1576
      • 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:1904

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    673KB

    MD5

    52b49842815a8317f0641bcf3290d80a

    SHA1

    6127f5165a4de3e1be79dde7a7b6527a8dad2c16

    SHA256

    86d4e46c017f41c739d4ee89cb68197c90dc60dbe06eb6e4caa60328a0757345

    SHA512

    d3bd5bb382c06cd5a00d9265f5b583738c5c11a816ce238cf7d432c0f56a719291c957809603874ec06c72aef86478e58f43ce1f8a7c9373b79eb7aabd4797d8

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

    Filesize

    986KB

    MD5

    e058b72a3d04ff52681e72d62fbb28ac

    SHA1

    91c4698207b72bb6f28bf2d05803916f398d946e

    SHA256

    66236585c6f29d8e53a4f842f86ff1420fa3e875de9305145a6747b515a7ad38

    SHA512

    8a53ad76640cd11656d80b5becaed4b2e9ab6a4446b40baa09f5e50819c4f4a0e118a48191c9ca14608ee4d6b5117d3e6c380632842e4072ee58c80e5674bb3b

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

    Filesize

    986KB

    MD5

    e058b72a3d04ff52681e72d62fbb28ac

    SHA1

    91c4698207b72bb6f28bf2d05803916f398d946e

    SHA256

    66236585c6f29d8e53a4f842f86ff1420fa3e875de9305145a6747b515a7ad38

    SHA512

    8a53ad76640cd11656d80b5becaed4b2e9ab6a4446b40baa09f5e50819c4f4a0e118a48191c9ca14608ee4d6b5117d3e6c380632842e4072ee58c80e5674bb3b

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

    Filesize

    1.6MB

    MD5

    dd8a87ed7d3054604d68252e1854291d

    SHA1

    a0cc5379676649e14323a24a320d1256b494fb3a

    SHA256

    33a294b12e07cc70509f9c580036bbee8c49e8e792bd5de1a196416f4fc77b42

    SHA512

    7d1548d62847164eff1b8aba261bedcc79b0c09efbec3ea204b8fded356baf2d0fa4d0e7e3bad097fde282e2d8a81066f0765127270f19a78fd1f41b26d150bc

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

    Filesize

    1.9MB

    MD5

    1f6bfcd30dd244106c88b8387021cad2

    SHA1

    c17393247da6ef4ed106a77fe2b4b07aa41e4690

    SHA256

    ae446b8484ce1d2d6197b2c8dc72606c0b3e9168a15f5845dd8d6d9296e5f343

    SHA512

    c893e86cf539c78fc5cc4696cf398b23c543df021e0abd84a33b2fff8e4b5c21e7631c7f82f8024532a6779c088f8e2793abc3ef72136a9205f34d548e5008aa

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

    Filesize

    1.9MB

    MD5

    1f6bfcd30dd244106c88b8387021cad2

    SHA1

    c17393247da6ef4ed106a77fe2b4b07aa41e4690

    SHA256

    ae446b8484ce1d2d6197b2c8dc72606c0b3e9168a15f5845dd8d6d9296e5f343

    SHA512

    c893e86cf539c78fc5cc4696cf398b23c543df021e0abd84a33b2fff8e4b5c21e7631c7f82f8024532a6779c088f8e2793abc3ef72136a9205f34d548e5008aa

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

    Filesize

    312KB

    MD5

    aa624a9c6850cc94ccf35610ee01586b

    SHA1

    60c634e17ece6c11e4dfad267c7e3f06e48da249

    SHA256

    9f423f1ef02e4f1d62d50424b8337e21883b08dc3e4fbdf4ff0040593fe3521b

    SHA512

    193d96ffc285541816eba925811848807865b82d5ab356027d954550326755d21b8809f941fcaccabc6b6c35e3d864483a233e3dcd9e84945c5545942391ab32

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

    Filesize

    312KB

    MD5

    aa624a9c6850cc94ccf35610ee01586b

    SHA1

    60c634e17ece6c11e4dfad267c7e3f06e48da249

    SHA256

    9f423f1ef02e4f1d62d50424b8337e21883b08dc3e4fbdf4ff0040593fe3521b

    SHA512

    193d96ffc285541816eba925811848807865b82d5ab356027d954550326755d21b8809f941fcaccabc6b6c35e3d864483a233e3dcd9e84945c5545942391ab32

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

    Filesize

    312KB

    MD5

    aa624a9c6850cc94ccf35610ee01586b

    SHA1

    60c634e17ece6c11e4dfad267c7e3f06e48da249

    SHA256

    9f423f1ef02e4f1d62d50424b8337e21883b08dc3e4fbdf4ff0040593fe3521b

    SHA512

    193d96ffc285541816eba925811848807865b82d5ab356027d954550326755d21b8809f941fcaccabc6b6c35e3d864483a233e3dcd9e84945c5545942391ab32

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

    Filesize

    312KB

    MD5

    aa624a9c6850cc94ccf35610ee01586b

    SHA1

    60c634e17ece6c11e4dfad267c7e3f06e48da249

    SHA256

    9f423f1ef02e4f1d62d50424b8337e21883b08dc3e4fbdf4ff0040593fe3521b

    SHA512

    193d96ffc285541816eba925811848807865b82d5ab356027d954550326755d21b8809f941fcaccabc6b6c35e3d864483a233e3dcd9e84945c5545942391ab32

  • C:\Windows\W_X_C.vbs

    Filesize

    195B

    MD5

    8efab902a61f6cddc318bb5818c2f2e0

    SHA1

    9608751279ae04ba710d84c61e3937c12950b393

    SHA256

    a81d0e86c651ead3e4d9c7f64e637006e787c81c8ba3e784648c2786306bfb87

    SHA512

    aabd0e45609a39584c68c35e16124b399e9a4932bf6c98c22aa8c6ff71b2fbfc80333102960fcfca1abb38b344245f9cdf4cdc0c827c48235f618011a5fbfe18

  • C:\Windows\hosts.exe

    Filesize

    312KB

    MD5

    e3d2e4d71a2ae5a67bd04eecf63c73b7

    SHA1

    590d8a1e11c20b9777392d88882d92ca432d6159

    SHA256

    368cd67f4fce6eb5731414cce33f7a0a7f6eeaf7b87f54ba755fc419a0eed89c

    SHA512

    b647248b2fb2a77fd001760766f1fc92a8f3c3c2f07f0573af241731f81af3646c66624e5b9e88f33a9f05f3e6e9d712488ee6bee3220b152bd2c5d3fbee0d3c

  • C:\Windows\hosts.exe

    Filesize

    312KB

    MD5

    e3d2e4d71a2ae5a67bd04eecf63c73b7

    SHA1

    590d8a1e11c20b9777392d88882d92ca432d6159

    SHA256

    368cd67f4fce6eb5731414cce33f7a0a7f6eeaf7b87f54ba755fc419a0eed89c

    SHA512

    b647248b2fb2a77fd001760766f1fc92a8f3c3c2f07f0573af241731f81af3646c66624e5b9e88f33a9f05f3e6e9d712488ee6bee3220b152bd2c5d3fbee0d3c

  • C:\Windows\hosts.exe

    Filesize

    312KB

    MD5

    e3d2e4d71a2ae5a67bd04eecf63c73b7

    SHA1

    590d8a1e11c20b9777392d88882d92ca432d6159

    SHA256

    368cd67f4fce6eb5731414cce33f7a0a7f6eeaf7b87f54ba755fc419a0eed89c

    SHA512

    b647248b2fb2a77fd001760766f1fc92a8f3c3c2f07f0573af241731f81af3646c66624e5b9e88f33a9f05f3e6e9d712488ee6bee3220b152bd2c5d3fbee0d3c

  • C:\Windows\hosts.exe

    Filesize

    312KB

    MD5

    e3d2e4d71a2ae5a67bd04eecf63c73b7

    SHA1

    590d8a1e11c20b9777392d88882d92ca432d6159

    SHA256

    368cd67f4fce6eb5731414cce33f7a0a7f6eeaf7b87f54ba755fc419a0eed89c

    SHA512

    b647248b2fb2a77fd001760766f1fc92a8f3c3c2f07f0573af241731f81af3646c66624e5b9e88f33a9f05f3e6e9d712488ee6bee3220b152bd2c5d3fbee0d3c

  • C:\windows\hosts.exe

    Filesize

    312KB

    MD5

    e3d2e4d71a2ae5a67bd04eecf63c73b7

    SHA1

    590d8a1e11c20b9777392d88882d92ca432d6159

    SHA256

    368cd67f4fce6eb5731414cce33f7a0a7f6eeaf7b87f54ba755fc419a0eed89c

    SHA512

    b647248b2fb2a77fd001760766f1fc92a8f3c3c2f07f0573af241731f81af3646c66624e5b9e88f33a9f05f3e6e9d712488ee6bee3220b152bd2c5d3fbee0d3c

  • \??\c:\windows\W_X_C.bat

    Filesize

    336B

    MD5

    4db9f8b6175722b62ececeeeba1ce307

    SHA1

    3b3ba8414706e72a6fa19e884a97b87609e11e47

    SHA256

    d2150b9e5a4ce55e140f0ca91c4e300715d42095c8fddf58c77037cdd2cfaf78

    SHA512

    1d6dc274cf7a3dd704f840e6a5ad57ab4c4e35d5f09489aeff520bb797e1c825bac53fc335156fe41e767a46520d031855fe42fe7b175409ebe5e9e986fb9b8b

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

    Filesize

    312KB

    MD5

    aa624a9c6850cc94ccf35610ee01586b

    SHA1

    60c634e17ece6c11e4dfad267c7e3f06e48da249

    SHA256

    9f423f1ef02e4f1d62d50424b8337e21883b08dc3e4fbdf4ff0040593fe3521b

    SHA512

    193d96ffc285541816eba925811848807865b82d5ab356027d954550326755d21b8809f941fcaccabc6b6c35e3d864483a233e3dcd9e84945c5545942391ab32

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

    Filesize

    312KB

    MD5

    aa624a9c6850cc94ccf35610ee01586b

    SHA1

    60c634e17ece6c11e4dfad267c7e3f06e48da249

    SHA256

    9f423f1ef02e4f1d62d50424b8337e21883b08dc3e4fbdf4ff0040593fe3521b

    SHA512

    193d96ffc285541816eba925811848807865b82d5ab356027d954550326755d21b8809f941fcaccabc6b6c35e3d864483a233e3dcd9e84945c5545942391ab32

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

    Filesize

    312KB

    MD5

    aa624a9c6850cc94ccf35610ee01586b

    SHA1

    60c634e17ece6c11e4dfad267c7e3f06e48da249

    SHA256

    9f423f1ef02e4f1d62d50424b8337e21883b08dc3e4fbdf4ff0040593fe3521b

    SHA512

    193d96ffc285541816eba925811848807865b82d5ab356027d954550326755d21b8809f941fcaccabc6b6c35e3d864483a233e3dcd9e84945c5545942391ab32

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

    Filesize

    312KB

    MD5

    aa624a9c6850cc94ccf35610ee01586b

    SHA1

    60c634e17ece6c11e4dfad267c7e3f06e48da249

    SHA256

    9f423f1ef02e4f1d62d50424b8337e21883b08dc3e4fbdf4ff0040593fe3521b

    SHA512

    193d96ffc285541816eba925811848807865b82d5ab356027d954550326755d21b8809f941fcaccabc6b6c35e3d864483a233e3dcd9e84945c5545942391ab32

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

    Filesize

    312KB

    MD5

    aa624a9c6850cc94ccf35610ee01586b

    SHA1

    60c634e17ece6c11e4dfad267c7e3f06e48da249

    SHA256

    9f423f1ef02e4f1d62d50424b8337e21883b08dc3e4fbdf4ff0040593fe3521b

    SHA512

    193d96ffc285541816eba925811848807865b82d5ab356027d954550326755d21b8809f941fcaccabc6b6c35e3d864483a233e3dcd9e84945c5545942391ab32

  • memory/1368-58-0x0000000074051000-0x0000000074053000-memory.dmp

    Filesize

    8KB

  • memory/1368-56-0x0000000074E41000-0x0000000074E43000-memory.dmp

    Filesize

    8KB