Analysis

  • max time kernel
    150s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/06/2024, 01:11

General

  • Target
    17084aad781a544cb4a0a8bb1dfafc5f.exe
  • Size 11.2MB
  • Sample240608-bj3hvsfg99
  • SHA256 d9b67f8315220dbc2acbac993e05d2e76d84d199f75512fa830815606d89b304
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 7 IoCs
  • Loads dropped DLL 25 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 5 IoCs
  • Detects Pyinstaller 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\17084aad781a544cb4a0a8bb1dfafc5f.exe
    "C:\Users\Admin\AppData\Local\Temp\17084aad781a544cb4a0a8bb1dfafc5f.exe"
    1⤵
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3008
    • \??\c:\users\admin\appdata\local\temp\17084aad781a544cb4a0a8bb1dfafc5f.exe 
      c:\users\admin\appdata\local\temp\17084aad781a544cb4a0a8bb1dfafc5f.exe 
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2908
      • \??\c:\users\admin\appdata\local\temp\17084aad781a544cb4a0a8bb1dfafc5f.exe 
        c:\users\admin\appdata\local\temp\17084aad781a544cb4a0a8bb1dfafc5f.exe 
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:428
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c "ver"
          4⤵
            PID:1648
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c title Made by sskint and jinx - .gg/cmos
            4⤵
              PID:2212
        • C:\Windows\Resources\Themes\icsys.icn.exe
          C:\Windows\Resources\Themes\icsys.icn.exe
          2⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:3012
          • \??\c:\windows\resources\themes\explorer.exe
            c:\windows\resources\themes\explorer.exe
            3⤵
            • Modifies visiblity of hidden/system files in Explorer
            • Executes dropped EXE
            • Adds Run key to start application
            • Drops file in System32 directory
            • Drops file in Windows directory
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:3920
            • \??\c:\windows\resources\spoolsv.exe
              c:\windows\resources\spoolsv.exe SE
              4⤵
              • Executes dropped EXE
              • Drops file in Windows directory
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:4884
              • \??\c:\windows\resources\svchost.exe
                c:\windows\resources\svchost.exe
                5⤵
                • Modifies visiblity of hidden/system files in Explorer
                • Executes dropped EXE
                • Adds Run key to start application
                • Drops file in System32 directory
                • Suspicious behavior: GetForegroundWindowSpam
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:4140
                • \??\c:\windows\resources\spoolsv.exe
                  c:\windows\resources\spoolsv.exe PR
                  6⤵
                  • Executes dropped EXE
                  • Suspicious use of SetWindowsHookEx
                  PID:4692
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3240,i,17096020621006928097,15544233752327415349,262144 --variations-seed-version --mojo-platform-channel-handle=4316 /prefetch:8
        1⤵
          PID:4440

        Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              17084aad781a544cb4a0a8bb1dfafc5f.exe 

              • Path C:\Users\Admin\AppData\Local\Temp\17084aad781a544cb4a0a8bb1dfafc5f.exe 
              • Size 11.0MB
              • SHA256 98ca5ed2fc127071c71df3d068efd70bcdd5a96706a4535454850ee7c1800e0d
              • MD5 SHA1 SHA512 SSDEEP

              VCRUNTIME140.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\VCRUNTIME140.dll
              • Size 96KB
              • SHA256 d66c3b47091ceb3f8d3cc165a43d285ae919211a0c0fcb74491ee574d8d464f8
              • MD5 SHA1 SHA512 SSDEEP

              VCRUNTIME140_1.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\VCRUNTIME140_1.dll
              • Size 37KB
              • SHA256 1758085a61527b427c4380f0c976d29a8bee889f2ac480c356a3f166433bf70e
              • MD5 SHA1 SHA512 SSDEEP

              _brotli.cp311-win_amd64.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\_brotli.cp311-win_amd64.pyd
              • Size 801KB
              • SHA256 1fcd75b03673904d9471ec03c0ef26978d25135a2026020e679174bdef976dcf
              • MD5 SHA1 SHA512 SSDEEP

              _bz2.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\_bz2.pyd
              • Size 81KB
              • SHA256 5843872d5e2b08f138a71fe9ba94813afee59c8b48166d4a8eb0f606107a7e80
              • MD5 SHA1 SHA512 SSDEEP

              _cffi_backend.cp311-win_amd64.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\_cffi_backend.cp311-win_amd64.pyd
              • Size 177KB
              • SHA256 59767b0918859beddf28a7d66a50431411ffd940c32b3e8347e6d938b60facdf
              • MD5 SHA1 SHA512 SSDEEP

              _ctypes.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\_ctypes.pyd
              • Size 120KB
              • SHA256 e662d2b35bb48c5f3432bde79c0d20313238af800968ba0faa6ea7e7e5ef4535
              • MD5 SHA1 SHA512 SSDEEP

              _decimal.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\_decimal.pyd
              • Size 245KB
              • SHA256 d0df57988a74acd50b2d261e8b5f2c25da7b940ec2aafbee444c277552421e6e
              • MD5 SHA1 SHA512 SSDEEP

              _hashlib.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\_hashlib.pyd
              • Size 62KB
              • SHA256 39bc615842a176db72d4e0558f3cdcae23ab0623ad132f815d21dcfbfd4b110e
              • MD5 SHA1 SHA512 SSDEEP

              _lzma.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\_lzma.pyd
              • Size 154KB
              • SHA256 613de58e4a9a80eff8f8bc45c350a6eaebf89f85ffd2d7e3b0b266bf0888a60a
              • MD5 SHA1 SHA512 SSDEEP

              _queue.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\_queue.pyd
              • Size 30KB
              • SHA256 2f71046891ba279b00b70eb031fe90b379dbe84559cf49ce5d1297ea6bf47a78
              • MD5 SHA1 SHA512 SSDEEP

              _socket.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\_socket.pyd
              • Size 76KB
              • SHA256 39715ef8d043354f0ab15f62878530a38518fb6192bc48da6a098498e8d35769
              • MD5 SHA1 SHA512 SSDEEP

              _ssl.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\_ssl.pyd
              • Size 155KB
              • SHA256 cb42e8598e3fa53eeebf63f2af1730b9ec64614bda276ab2cd1f1c196b3d7e32
              • MD5 SHA1 SHA512 SSDEEP

              _uuid.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\_uuid.pyd
              • Size 23KB
              • SHA256 f7f57807c15c21c5aa9818edf3993d0b94aef8af5808e1ad86a98637fc499d44
              • MD5 SHA1 SHA512 SSDEEP

              base_library.zip

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\base_library.zip
              • Size 1.4MB
              • SHA256 53cac6222dce511d34213833488a5babd52b73a61a5c86b842a0b533d5d28bdb
              • MD5 SHA1 SHA512 SSDEEP

              cacert.pem

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\certifi\cacert.pem
              • Size 285KB
              • SHA256 7a347ca8fef6e29f82b6e4785355a6635c17fa755e0940f65f15aa8fc7bd7f92
              • MD5 SHA1 SHA512 SSDEEP

              md.cp311-win_amd64.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\charset_normalizer\md.cp311-win_amd64.pyd
              • Size 10KB
              • SHA256 790a11aa270523c2efa6021ce4f994c3c5a67e8eaaaf02074d5308420b68bd94
              • MD5 SHA1 SHA512 SSDEEP

              md__mypyc.cp311-win_amd64.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\charset_normalizer\md__mypyc.cp311-win_amd64.pyd
              • Size 116KB
              • SHA256 3d9893aa79efd13d81fcd614e9ef5fb6aad90569beeded5112de5ed5ac3cf753
              • MD5 SHA1 SHA512 SSDEEP

              libcrypto-1_1.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\libcrypto-1_1.dll
              • Size 3.3MB
              • SHA256 976ce72efd0a8aeeb6e21ad441aa9138434314ea07f777432205947cdb149541
              • MD5 SHA1 SHA512 SSDEEP

              libffi-8.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\libffi-8.dll
              • Size 34KB
              • SHA256 128a583e821e52b595eb4b3dda17697d3ca456ee72945f7ecce48ededad0e93c
              • MD5 SHA1 SHA512 SSDEEP

              libssl-1_1.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\libssl-1_1.dll
              • Size 686KB
              • SHA256 2aebb73530d21a2273692a5a3d57235b770daf1c35f60c74e01754a5dac05071
              • MD5 SHA1 SHA512 SSDEEP

              python3.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\python3.dll
              • Size 64KB
              • SHA256 4055d1b9e553b78c244143ab6b48151604003b39a9bf54879dee9175455c1281
              • MD5 SHA1 SHA512 SSDEEP

              python311.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\python311.dll
              • Size 5.5MB
              • SHA256 a0cf640e756875c25c12b4a38ba5f2772e8e512036e2ac59eb8567bf05ffbfb7
              • MD5 SHA1 SHA512 SSDEEP

              pywintypes311.dll

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\pywin32_system32\pywintypes311.dll
              • Size 131KB
              • SHA256 89f2a5c6be1e70b3d895318fdd618506b8c0e9a63b6a1a4055dff4abdc89f18a
              • MD5 SHA1 SHA512 SSDEEP

              select.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\select.pyd
              • Size 28KB
              • SHA256 0046eb32f873cde62cf29af02687b1dd43154e9fd10e0aa3d8353d3debb38790
              • MD5 SHA1 SHA512 SSDEEP

              _speedups.cp311-win_amd64.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\simplejson\_speedups.cp311-win_amd64.pyd
              • Size 39KB
              • SHA256 bc15b60da221f8656cdb201198ab7fa2575ad8d41c357b67b8678f9bbf3961af
              • MD5 SHA1 SHA512 SSDEEP

              unicodedata.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\unicodedata.pyd
              • Size 1.1MB
              • SHA256 ecf7836aa0d36b5880eb6f799ec402b1f2e999f78bfff6fb9a942d1d8d0b9baa
              • MD5 SHA1 SHA512 SSDEEP

              win32security.pyd

              • Path C:\Users\Admin\AppData\Local\Temp\_MEI29082\win32\win32security.pyd
              • Size 133KB
              • SHA256 10882e7945becf3e8f574b61d0209dd7442efd18ab33e95dceececc34148ab32
              • MD5 SHA1 SHA512 SSDEEP

              explorer.exe

              • Path C:\Windows\Resources\Themes\explorer.exe
              • Size 135KB
              • SHA256 85d25e812344852cbdca8cc177c1a49beb82e3a144c27eed010106213688b2c0
              • MD5 SHA1 SHA512 SSDEEP

              icsys.icn.exe

              • Path C:\Windows\Resources\Themes\icsys.icn.exe
              • Size 135KB
              • SHA256 06529c3744a91b209d9122060f9e2dee0c7b70fb73a858335d396b9d17c38a81
              • MD5 SHA1 SHA512 SSDEEP

              spoolsv.exe

              • Path C:\Windows\Resources\spoolsv.exe
              • Size 135KB
              • SHA256 3288d12a25b93e7d41a375a4c9d75e9334c90430c311582fc68610123001aeca
              • MD5 SHA1 SHA512 SSDEEP

              svchost.exe

              • Path C:\Windows\Resources\svchost.exe
              • Size 135KB
              • SHA256 28c33d749c087e73f54b25b3eabe1ce0029e1d240d120536178e8115480147bb
              • MD5 SHA1 SHA512 SSDEEP

              memory/3008-98-0x0000000000400000-0x000000000041F000-memory.dmp

              memory/3008-0-0x0000000000400000-0x000000000041F000-memory.dmp

              memory/3012-94-0x0000000000400000-0x000000000041F000-memory.dmp

              memory/3920-19-0x0000000000400000-0x000000000041F000-memory.dmp

              memory/4140-69-0x0000000000400000-0x000000000041F000-memory.dmp

              memory/4692-87-0x0000000000400000-0x000000000041F000-memory.dmp

              memory/4884-113-0x0000000000400000-0x000000000041F000-memory.dmp