Analysis

  • max time kernel
    143s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/06/2024, 14:20

General

  • Target
    Loader (fixed).exe
  • Size 25.5MB
  • Sample240606-rnfsnagc38
  • SHA256 0e75bf7335c8e883b98a73ecb84c9252dc9eeb59b3c6173b6132c863a070cda9
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10
upx

Malware Config

Signatures

  • Loads dropped DLL 30 IoCs
  • UPX packed file 64 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Detects videocard installed 1 TTPs 1 IoCs

    Uses WMIC.exe to determine videocard installed.

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Loader (fixed).exe
    "C:\Users\Admin\AppData\Local\Temp\Loader (fixed).exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4832
    • C:\Users\Admin\AppData\Local\Temp\Loader (fixed).exe
      "C:\Users\Admin\AppData\Local\Temp\Loader (fixed).exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:4136
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "ver"
        3⤵
          PID:1356
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c "wmic path win32_VideoController get name"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4908
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic path win32_VideoController get name
            4⤵
            • Detects videocard installed
            • Suspicious use of AdjustPrivilegeToken
            PID:2332
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c "wmic computersystem get Manufacturer"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2884
          • C:\Windows\System32\Wbem\WMIC.exe
            wmic computersystem get Manufacturer
            4⤵
            • Suspicious use of AdjustPrivilegeToken
            PID:4560
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c "gdb --version"
          3⤵
            PID:2420
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c "tasklist"
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:3988
            • C:\Windows\system32\tasklist.exe
              tasklist
              4⤵
              • Enumerates processes with tasklist
              • Suspicious use of AdjustPrivilegeToken
              PID:2552
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c "wmic path Win32_ComputerSystem get Manufacturer"
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:4420
            • C:\Windows\System32\Wbem\WMIC.exe
              wmic path Win32_ComputerSystem get Manufacturer
              4⤵
                PID:3416
            • C:\Windows\system32\cmd.exe
              C:\Windows\system32\cmd.exe /c "wmic csproduct get uuid"
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:2244
              • C:\Windows\System32\Wbem\WMIC.exe
                wmic csproduct get uuid
                4⤵
                  PID:1536
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /c "tasklist"
                3⤵
                • Suspicious use of WriteProcessMemory
                PID:408
                • C:\Windows\system32\tasklist.exe
                  tasklist
                  4⤵
                  • Enumerates processes with tasklist
                  PID:3912
          • 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 --mojo-platform-channel-handle=4048 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:8
            1⤵
              PID:2712

            Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  VCRUNTIME140.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\VCRUNTIME140.dll
                  • Size 106KB
                  • SHA256 76fdb83fde238226b5bebaf3392ee562e2cb7ca8d3ef75983bf5f9d6c7119644
                  • MD5 SHA1 SHA512 SSDEEP

                  _asyncio.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\_asyncio.pyd
                  • Size 34KB
                  • SHA256 2c308a887aa14b64f7853730cb53145856bacf40a1b421c0b06ec41e9a8052ff
                  • MD5 SHA1 SHA512 SSDEEP

                  _bz2.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\_bz2.pyd
                  • Size 46KB
                  • SHA256 e1ea9bb42b4184bf3ec29cbe10a6d6370a213d7a40aa6d849129b0d8ec50fda4
                  • MD5 SHA1 SHA512 SSDEEP

                  _cffi_backend.cp310-win_amd64.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\_cffi_backend.cp310-win_amd64.pyd
                  • Size 71KB
                  • SHA256 fdaa50a83947ec292e1773043f077cddfefbb52e53d5575b175eab5987de3242
                  • MD5 SHA1 SHA512 SSDEEP

                  _ctypes.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\_ctypes.pyd
                  • Size 56KB
                  • SHA256 0269ae71e9a7b006aab0802e72987fc308a6f94921d1c9b83c52c636e45035a0
                  • MD5 SHA1 SHA512 SSDEEP

                  _hashlib.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\_hashlib.pyd
                  • Size 33KB
                  • SHA256 5ad4b3a6287b9d139063383e2bfdc46f51f6f3aaca015b59f9ed58f707fa2a44
                  • MD5 SHA1 SHA512 SSDEEP

                  _lzma.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\_lzma.pyd
                  • Size 84KB
                  • SHA256 457114386ce08d81cb7ac988b1ff60d2fdffc40b3de6d023034b203582d32f5d
                  • MD5 SHA1 SHA512 SSDEEP

                  _overlapped.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\_overlapped.pyd
                  • Size 30KB
                  • SHA256 9c8edf15e9f0edbc96e3310572a231cdd1c57c693fbfc69278fbbc7c2fc47197
                  • MD5 SHA1 SHA512 SSDEEP

                  _socket.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\_socket.pyd
                  • Size 41KB
                  • SHA256 e92b5042b4a1ca76b84d3070e4adddf100ba5a56cf8e7fcd4dd1483830d786a5
                  • MD5 SHA1 SHA512 SSDEEP

                  _sqlite3.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\_sqlite3.pyd
                  • Size 48KB
                  • SHA256 874783af90902a7a8f5b90b018b749de7ddb8ec8412c46f7abe2edfe9c7abe84
                  • MD5 SHA1 SHA512 SSDEEP

                  _ssl.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\_ssl.pyd
                  • Size 60KB
                  • SHA256 a46968ca76d6b17f63672a760f33664c3ea27d9356295122069e23d1c90f296a
                  • MD5 SHA1 SHA512 SSDEEP

                  _uuid.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\_uuid.pyd
                  • Size 21KB
                  • SHA256 3500db7ef67cddd8b969f87b4a76a577b5b326597da968e262c23d2a8c7b426a
                  • MD5 SHA1 SHA512 SSDEEP

                  _helpers.cp310-win_amd64.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\aiohttp\_helpers.cp310-win_amd64.pyd
                  • Size 26KB
                  • SHA256 aaebb74eee86318e3e40b13ae29b0cd2fb53a7b5963dc8ad47a5acf6b3ea9bf4
                  • MD5 SHA1 SHA512 SSDEEP

                  _http_parser.cp310-win_amd64.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\aiohttp\_http_parser.cp310-win_amd64.pyd
                  • Size 80KB
                  • SHA256 30107fa8ac62ae46dd41b60f7aff883cfff7e61c225986bf942a332738b915fa
                  • MD5 SHA1 SHA512 SSDEEP

                  _http_writer.cp310-win_amd64.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\aiohttp\_http_writer.cp310-win_amd64.pyd
                  • Size 24KB
                  • SHA256 cf37a3202197a4a51ad604ad054ca056daa23e86d8b4d731aeba76128bd463f2
                  • MD5 SHA1 SHA512 SSDEEP

                  _websocket.cp310-win_amd64.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\aiohttp\_websocket.cp310-win_amd64.pyd
                  • Size 19KB
                  • SHA256 6dfa4510da740660fc4f70a79a83b817e55cdb31dd8a393fe78db223ea7b20f3
                  • MD5 SHA1 SHA512 SSDEEP

                  base_library.zip

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\base_library.zip
                  • Size 812KB
                  • SHA256 ae35709e6b8538827e3999e61a0345680c5167962296ac7bef62d6b813227fb0
                  • MD5 SHA1 SHA512 SSDEEP

                  _rust.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\cryptography\hazmat\bindings\_rust.pyd
                  • Size 2.0MB
                  • SHA256 a502a97210240cd31bab64285a22050e409553de03b7cff981dd17c409d8829b
                  • MD5 SHA1 SHA512 SSDEEP

                  _frozenlist.cp310-win_amd64.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\frozenlist\_frozenlist.cp310-win_amd64.pyd
                  • Size 36KB
                  • SHA256 e7f39b40ba621edfd0dceda41ccdead7c8e96dd1fa34035186db41d26ddee803
                  • MD5 SHA1 SHA512 SSDEEP

                  libcrypto-1_1.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\libcrypto-1_1.dll
                  • Size 1.1MB
                  • SHA256 7c9418ad6fb6d15acb7d340b7a6533f76337ad302a18e2b4e08d4ee37689913a
                  • MD5 SHA1 SHA512 SSDEEP

                  libffi-7.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\libffi-7.dll
                  • Size 23KB
                  • SHA256 090a90cd17b74abefddf9f82d145effe5c676e7c62cf1a59834528f512d7ee82
                  • MD5 SHA1 SHA512 SSDEEP

                  libssl-1_1.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\libssl-1_1.dll
                  • Size 203KB
                  • SHA256 c35a97d8f24ea84d1e39a8621b6b3027c9ac24885bdd37386c9fcaad1858419d
                  • MD5 SHA1 SHA512 SSDEEP

                  _multidict.cp310-win_amd64.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\multidict\_multidict.cp310-win_amd64.pyd
                  • Size 20KB
                  • SHA256 84726536b40ff136c6d739d290d7660cd9514e787ab8cefbcbb7c3a8712b69aa
                  • MD5 SHA1 SHA512 SSDEEP

                  python3.DLL

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\python3.DLL
                  • Size 63KB
                  • SHA256 d21e60f3dfbf2bab0cc8a06656721fa3347f026df10297674fc635ebf9559a68
                  • MD5 SHA1 SHA512 SSDEEP

                  python310.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\python310.dll
                  • Size 1.4MB
                  • SHA256 20b004bfe69166c4961fee93163e795746df39fb31dc67399c0fde57f551eb75
                  • MD5 SHA1 SHA512 SSDEEP

                  select.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\select.pyd
                  • Size 24KB
                  • SHA256 65de0eb0f1aa5830a99d46a1b2260aaa0608ed28e33a4b0ffe43fd891f426f76
                  • MD5 SHA1 SHA512 SSDEEP

                  sqlite3.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\sqlite3.dll
                  • Size 608KB
                  • SHA256 eb1b1679d90d6114303f490de14931957cdfddf7d4311b3e5bacac4e4dc590ba
                  • MD5 SHA1 SHA512 SSDEEP

                  unicodedata.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\unicodedata.pyd
                  • Size 287KB
                  • SHA256 05201ceb3dba9395f6ac15a069d94720b9c2b5c6199447105e9bc29d7994c838
                  • MD5 SHA1 SHA512 SSDEEP

                  _quoting_c.cp310-win_amd64.pyd

                  • Path C:\Users\Admin\AppData\Local\Temp\_MEI48322\yarl\_quoting_c.cp310-win_amd64.pyd
                  • Size 40KB
                  • SHA256 91067e48b7dff282a92995afaffff637f8a3b1164d05a25aea0393d5366c6b52
                  • MD5 SHA1 SHA512 SSDEEP

                  memory/4136-119-0x00007FF9E7170000-0x00007FF9E719E000-memory.dmp

                  memory/4136-157-0x00007FF9E6AD0000-0x00007FF9E6AE5000-memory.dmp

                  memory/4136-93-0x00007FF9E7730000-0x00007FF9E7754000-memory.dmp

                  memory/4136-90-0x000001D76C520000-0x000001D76C895000-memory.dmp

                  memory/4136-97-0x00007FF9E7500000-0x00007FF9E7519000-memory.dmp

                  memory/4136-89-0x00007FF9D5E10000-0x00007FF9D6185000-memory.dmp

                  memory/4136-98-0x00007FF9E7720000-0x00007FF9E7730000-memory.dmp

                  memory/4136-101-0x00007FF9E6AB0000-0x00007FF9E6AC4000-memory.dmp

                  memory/4136-88-0x00007FF9D6310000-0x00007FF9D677E000-memory.dmp

                  memory/4136-104-0x00007FF9E6A90000-0x00007FF9E6AA4000-memory.dmp

                  memory/4136-85-0x00007FF9E6CE0000-0x00007FF9E6D98000-memory.dmp

                  memory/4136-107-0x00007FF9D5CF0000-0x00007FF9D5E08000-memory.dmp

                  memory/4136-83-0x00007FF9E7170000-0x00007FF9E719E000-memory.dmp

                  memory/4136-110-0x00007FF9E71E0000-0x00007FF9E71FF000-memory.dmp

                  memory/4136-111-0x00007FF9E6A60000-0x00007FF9E6A82000-memory.dmp

                  memory/4136-78-0x00007FF9D6190000-0x00007FF9D6301000-memory.dmp

                  memory/4136-116-0x00007FF9E69A0000-0x00007FF9E69B7000-memory.dmp

                  memory/4136-114-0x00007FF9D6190000-0x00007FF9D6301000-memory.dmp

                  memory/4136-76-0x00007FF9E71E0000-0x00007FF9E71FF000-memory.dmp

                  memory/4136-120-0x00007FF9E6980000-0x00007FF9E6999000-memory.dmp

                  memory/4136-73-0x00007FF9E72C0000-0x00007FF9E72ED000-memory.dmp

                  memory/4136-70-0x00007FF9E74E0000-0x00007FF9E74F9000-memory.dmp

                  memory/4136-122-0x00007FF9E6CE0000-0x00007FF9E6D98000-memory.dmp

                  memory/4136-124-0x00007FF9DD470000-0x00007FF9DD4BC000-memory.dmp

                  memory/4136-66-0x00007FF9E7970000-0x00007FF9E797D000-memory.dmp

                  memory/4136-63-0x00007FF9E7500000-0x00007FF9E7519000-memory.dmp

                  memory/4136-59-0x00007FF9E7730000-0x00007FF9E7754000-memory.dmp

                  memory/4136-131-0x00007FF9D5E10000-0x00007FF9D6185000-memory.dmp

                  memory/4136-60-0x00007FF9E7A70000-0x00007FF9E7A7F000-memory.dmp

                  memory/4136-136-0x00007FF9E6AD0000-0x00007FF9E6AE5000-memory.dmp

                  memory/4136-135-0x00007FF9DEED0000-0x00007FF9DEEEE000-memory.dmp

                  memory/4136-134-0x00007FF9E72B0000-0x00007FF9E72BA000-memory.dmp

                  memory/4136-133-0x00007FF9E61D0000-0x00007FF9E61E1000-memory.dmp

                  memory/4136-132-0x000001D76C520000-0x000001D76C895000-memory.dmp

                  memory/4136-138-0x00007FF9D55F0000-0x00007FF9D5CE5000-memory.dmp

                  memory/4136-49-0x00007FF9D6310000-0x00007FF9D677E000-memory.dmp

                  memory/4136-141-0x00007FF9E6E20000-0x00007FF9E6E58000-memory.dmp

                  memory/4136-94-0x00007FF9E6AD0000-0x00007FF9E6AE5000-memory.dmp

                  memory/4136-145-0x00007FF9D6310000-0x00007FF9D677E000-memory.dmp

                  memory/4136-162-0x00007FF9E6A60000-0x00007FF9E6A82000-memory.dmp

                  memory/4136-170-0x00007FF9E6E20000-0x00007FF9E6E58000-memory.dmp

                  memory/4136-169-0x00007FF9D55F0000-0x00007FF9D5CE5000-memory.dmp

                  memory/4136-163-0x00007FF9E69A0000-0x00007FF9E69B7000-memory.dmp

                  memory/4136-161-0x00007FF9D5CF0000-0x00007FF9D5E08000-memory.dmp

                  memory/4136-158-0x00007FF9E7720000-0x00007FF9E7730000-memory.dmp

                  memory/4136-146-0x00007FF9E7730000-0x00007FF9E7754000-memory.dmp

                  memory/4136-165-0x00007FF9DD470000-0x00007FF9DD4BC000-memory.dmp

                  memory/4136-176-0x00007FF9D6310000-0x00007FF9D677E000-memory.dmp

                  memory/4136-201-0x00007FF9E6E20000-0x00007FF9E6E58000-memory.dmp

                  memory/4136-199-0x00007FF9DEED0000-0x00007FF9DEEEE000-memory.dmp

                  memory/4136-198-0x00007FF9E72B0000-0x00007FF9E72BA000-memory.dmp

                  memory/4136-197-0x00007FF9E61D0000-0x00007FF9E61E1000-memory.dmp

                  memory/4136-202-0x00007FF9D55F0000-0x00007FF9D5CE5000-memory.dmp

                  memory/4136-196-0x00007FF9DD470000-0x00007FF9DD4BC000-memory.dmp

                  memory/4136-195-0x00007FF9E6980000-0x00007FF9E6999000-memory.dmp

                  memory/4136-194-0x00007FF9E69A0000-0x00007FF9E69B7000-memory.dmp

                  memory/4136-192-0x00007FF9D5CF0000-0x00007FF9D5E08000-memory.dmp

                  memory/4136-191-0x00007FF9E6A90000-0x00007FF9E6AA4000-memory.dmp

                  memory/4136-187-0x00007FF9D5E10000-0x00007FF9D6185000-memory.dmp

                  memory/4136-186-0x00007FF9E6CE0000-0x00007FF9E6D98000-memory.dmp

                  memory/4136-185-0x00007FF9E7170000-0x00007FF9E719E000-memory.dmp

                  memory/4136-184-0x00007FF9D6190000-0x00007FF9D6301000-memory.dmp

                  memory/4136-183-0x00007FF9E71E0000-0x00007FF9E71FF000-memory.dmp

                  memory/4136-182-0x00007FF9E72C0000-0x00007FF9E72ED000-memory.dmp

                  memory/4136-181-0x00007FF9E74E0000-0x00007FF9E74F9000-memory.dmp

                  memory/4136-180-0x00007FF9E7970000-0x00007FF9E797D000-memory.dmp

                  memory/4136-179-0x00007FF9E7500000-0x00007FF9E7519000-memory.dmp

                  memory/4136-178-0x00007FF9E7A70000-0x00007FF9E7A7F000-memory.dmp

                  memory/4136-177-0x00007FF9E7730000-0x00007FF9E7754000-memory.dmp

                  memory/4136-193-0x00007FF9E6A60000-0x00007FF9E6A82000-memory.dmp

                  memory/4136-190-0x00007FF9E6AB0000-0x00007FF9E6AC4000-memory.dmp

                  memory/4136-189-0x00007FF9E7720000-0x00007FF9E7730000-memory.dmp

                  memory/4136-188-0x00007FF9E6AD0000-0x00007FF9E6AE5000-memory.dmp