Analysis

  • max time kernel
    93s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/09/2024, 23:06

General

  • Target
    tjigfd64.exe
  • Size 13.4MB
  • Sample240902-23dxqa1cpg
  • SHA256 02ab409a3fa69005878bcd00d41f32330073e5606d60b7635fd970e92acdead0
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 34 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tjigfd64.exe
    "C:\Users\Admin\AppData\Local\Temp\tjigfd64.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2772
    • C:\Users\Admin\AppData\Local\Temp\tjigfd64.exe
      "C:\Users\Admin\AppData\Local\Temp\tjigfd64.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1368
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /c "ver"
        3⤵
          PID:4328
        • C:\Windows\system32\cmd.exe
          C:\Windows\system32\cmd.exe /c "start cmd.exe /K C:\Users\Admin\Desktop\420cb16399ade8b53834b8275069ff940641f0eb2379c17c2259c0542c576c49.exe"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3540
          • C:\Windows\system32\cmd.exe
            cmd.exe /K C:\Users\Admin\Desktop\420cb16399ade8b53834b8275069ff940641f0eb2379c17c2259c0542c576c49.exe
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1612
            • C:\Users\Admin\Desktop\420cb16399ade8b53834b8275069ff940641f0eb2379c17c2259c0542c576c49.exe
              C:\Users\Admin\Desktop\420cb16399ade8b53834b8275069ff940641f0eb2379c17c2259c0542c576c49.exe
              5⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:1256
              • C:\Users\Admin\Desktop\420cb16399ade8b53834b8275069ff940641f0eb2379c17c2259c0542c576c49.exe
                C:\Users\Admin\Desktop\420cb16399ade8b53834b8275069ff940641f0eb2379c17c2259c0542c576c49.exe --cp
                6⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                • Suspicious use of SetWindowsHookEx
                PID:4360
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 4360 -s 2008
                  7⤵
                  • Program crash
                  PID:4496
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4360 -ip 4360
      1⤵
        PID:396

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            420cb16399ade8b53834b8275069ff940641f0eb2379c17c2259c0542c576c49

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\420cb16399ade8b53834b8275069ff940641f0eb2379c17c2259c0542c576c49
            • Size 1.1MB
            • SHA256 420cb16399ade8b53834b8275069ff940641f0eb2379c17c2259c0542c576c49
            • MD5 SHA1 SHA512 SSDEEP

            _Salsa20.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\Crypto\Cipher\_Salsa20.pyd
            • Size 13KB
            • SHA256 15257e96d1ca8480b8cb98f4c79b6e365fe38a1ba9638fc8c9ab7ffea79c4762
            • MD5 SHA1 SHA512 SSDEEP

            _raw_cbc.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\Crypto\Cipher\_raw_cbc.pyd
            • Size 12KB
            • SHA256 11dd1b49f70db23617e84e08e709d4a9c86759d911a24ebddfb91c414cc7f375
            • MD5 SHA1 SHA512 SSDEEP

            _raw_cfb.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\Crypto\Cipher\_raw_cfb.pyd
            • Size 13KB
            • SHA256 faa41385d0db8d4ee2ee74ee540bc879cf2e884bee87655ff3c89c8c517eed45
            • MD5 SHA1 SHA512 SSDEEP

            _raw_ctr.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\Crypto\Cipher\_raw_ctr.pyd
            • Size 14KB
            • SHA256 61c7a532e108f67874ef2e17244358df19158f6142680f5b21032ba4889ac5d8
            • MD5 SHA1 SHA512 SSDEEP

            _raw_ecb.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\Crypto\Cipher\_raw_ecb.pyd
            • Size 10KB
            • SHA256 3e0d07bbf93e0748b42b1c2550f48f0d81597486038c22548224584ae178a543
            • MD5 SHA1 SHA512 SSDEEP

            _raw_ofb.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\Crypto\Cipher\_raw_ofb.pyd
            • Size 12KB
            • SHA256 c9f4c5ffcdd4f8814f8c07ce532a164ab699ae8cde737df02d6ecd7b5dd52dbd
            • MD5 SHA1 SHA512 SSDEEP

            _BLAKE2s.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\Crypto\Hash\_BLAKE2s.pyd
            • Size 14KB
            • SHA256 fc296145ae46a11c472f99c5be317e77c840c2430fbb955ce3f913408a046284
            • MD5 SHA1 SHA512 SSDEEP

            _SHA1.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\Crypto\Hash\_SHA1.pyd
            • Size 19KB
            • SHA256 a927548abea335e6bcb4a9ee0a949749c9e4aa8f8aad481cf63e3ac99b25a725
            • MD5 SHA1 SHA512 SSDEEP

            _SHA256.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\Crypto\Hash\_SHA256.pyd
            • Size 21KB
            • SHA256 3dbcb4d0070be355e0406e6b6c3e4ce58647f06e8650e1ab056e1d538b52b3d3
            • MD5 SHA1 SHA512 SSDEEP

            _strxor.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\Crypto\Util\_strxor.pyd
            • Size 10KB
            • SHA256 70d90ddf87a9608699be6bbedf89ad469632fd0adc20a69da07618596d443639
            • MD5 SHA1 SHA512 SSDEEP

            VCRUNTIME140.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\VCRUNTIME140.dll
            • Size 93KB
            • SHA256 6a0850419432735a98e56857d5cfce97e9d58a947a9863ca6afadd1c7bcab27c
            • MD5 SHA1 SHA512 SSDEEP

            VCRUNTIME140_1.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\VCRUNTIME140_1.dll
            • Size 35KB
            • SHA256 b1d3b6b3cdeb5b7b8187767cd86100b76233e7bbb9acf56c64f8288f34b269ca
            • MD5 SHA1 SHA512 SSDEEP

            _bz2.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\_bz2.pyd
            • Size 85KB
            • SHA256 ce4ef8ed1e72c1d3a6082d500a17a009eb6e8ed15022bf3b68a22291858feced
            • MD5 SHA1 SHA512 SSDEEP

            _cffi_backend.cp38-win_amd64.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\_cffi_backend.cp38-win_amd64.pyd
            • Size 173KB
            • SHA256 3df50b1e9fadc6d006c712d2a80a96ae0a286efd82f9a4160439c75d2be4d7b4
            • MD5 SHA1 SHA512 SSDEEP

            _ctypes.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\_ctypes.pyd
            • Size 124KB
            • SHA256 820e840759eed12e19f3c485fd819b065b49d9dc704ae3599a63077416d63324
            • MD5 SHA1 SHA512 SSDEEP

            _decimal.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\_decimal.pyd
            • Size 262KB
            • SHA256 30eea56a4d1dd78f9d65fcb6168ab189cfa8098c38aad47ee770756a056749ca
            • MD5 SHA1 SHA512 SSDEEP

            _hashlib.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\_hashlib.pyd
            • Size 46KB
            • SHA256 a30cf1a40e0b09610e34be187f1396ac5a44dcfb27bc7ff9b450d1318b694c1b
            • MD5 SHA1 SHA512 SSDEEP

            _lzma.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\_lzma.pyd
            • Size 159KB
            • SHA256 9209ccc60115727b192bf7771551040ca6fdd50f9bf8c3d2eacbfd424e8245e4
            • MD5 SHA1 SHA512 SSDEEP

            _multiprocessing.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\_multiprocessing.pyd
            • Size 29KB
            • SHA256 54c28dcf2f2a72fc854f49c76fb021bbf2b53675fe5b5ed021c61efe9467197b
            • MD5 SHA1 SHA512 SSDEEP

            _queue.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\_queue.pyd
            • Size 28KB
            • SHA256 67e4e888559ea2c62ff267b58d7a7e95c2ec361703b5aa232aa8b2a1f96a2051
            • MD5 SHA1 SHA512 SSDEEP

            _socket.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\_socket.pyd
            • Size 78KB
            • SHA256 87832a3b89e2ada8f704a8f066013660d591d9ce01ce901cc57a3b973f0858ba
            • MD5 SHA1 SHA512 SSDEEP

            _sqlite3.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\_sqlite3.pyd
            • Size 87KB
            • SHA256 9ae23d679a929d47b252ce14c9b2763a2913bbf17b0f52a8fd4b47aba0def0a2
            • MD5 SHA1 SHA512 SSDEEP

            _ssl.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\_ssl.pyd
            • Size 152KB
            • SHA256 0a721fc230eca278a69a2006e13dfa00e698274281378d4df35227e1f68ea3e0
            • MD5 SHA1 SHA512 SSDEEP

            base_library.zip

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\base_library.zip
            • Size 824KB
            • SHA256 7c1c73de4909d11efb20028f4745a9c8494fb4ee8dcf2f049907115def3d2629
            • MD5 SHA1 SHA512 SSDEEP

            libcrypto-1_1.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\libcrypto-1_1.dll
            • Size 3.2MB
            • SHA256 296426e7ce11bc3d1cfa9f2aeb42f60c974da4af3b3efbeb0ba40e92e5299fdf
            • MD5 SHA1 SHA512 SSDEEP

            libffi-7.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\libffi-7.dll
            • Size 32KB
            • SHA256 f60dd9f2fcbd495674dfc1555effb710eb081fc7d4cae5fa58c438ab50405081
            • MD5 SHA1 SHA512 SSDEEP

            libssl-1_1.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\libssl-1_1.dll
            • Size 674KB
            • SHA256 fddd0da02dcd41786e9aa04ba17ba391ce39dae6b1f54cfa1e2bb55bc753fce9
            • MD5 SHA1 SHA512 SSDEEP

            pyexpat.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\pyexpat.pyd
            • Size 187KB
            • SHA256 5caf51f12406bdb980db1361fab79c51be8cac0a2a0071a083adf4d84f423e95
            • MD5 SHA1 SHA512 SSDEEP

            python38.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\python38.dll
            • Size 4.0MB
            • SHA256 2f3e368f5bcc1dda5e951682008a509751e6395f7328fd0f02c4e1a11f67c128
            • MD5 SHA1 SHA512 SSDEEP

            pythoncom38.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\pywin32_system32\pythoncom38.dll
            • Size 691KB
            • SHA256 ddfc515aea27ec414cfc84bef385711c82f0618f482df9d262c490226d7fa9d7
            • MD5 SHA1 SHA512 SSDEEP

            pywintypes38.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\pywin32_system32\pywintypes38.dll
            • Size 139KB
            • SHA256 13934599ff931f97e8eac6106dc67d54609befd0b0e653b46f6c25b18830c572
            • MD5 SHA1 SHA512 SSDEEP

            select.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\select.pyd
            • Size 27KB
            • SHA256 fcc2e09a2355a5546922874fb4cac92ee00a33c0ed6adbc440d128d1e9f4ec28
            • MD5 SHA1 SHA512 SSDEEP

            sqlite3.dll

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\sqlite3.dll
            • Size 1.4MB
            • SHA256 53aa551e62267b887017a95fe14a610c2bb3b53c4be62ddc4dc3548df3720a68
            • MD5 SHA1 SHA512 SSDEEP

            unicodedata.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\unicodedata.pyd
            • Size 1.0MB
            • SHA256 d8091e62c74e1b2b648086f778c3c41ce01f09661a75ea207d3fea2cf26a8762
            • MD5 SHA1 SHA512 SSDEEP

            win32api.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\win32\win32api.pyd
            • Size 138KB
            • SHA256 9ab2b3a63bf2d0ef5ff3412c0b000756677810f3aa60a10bf62bb92c9f9b6ee2
            • MD5 SHA1 SHA512 SSDEEP

            win32crypt.pyd

            • Path C:\Users\Admin\AppData\Local\Temp\_MEI27722\win32\win32crypt.pyd
            • Size 132KB
            • SHA256 adf65ca78f7bcd620439746f099d6ff6827279f832c58bba7f220a20f4cfb475
            • MD5 SHA1 SHA512 SSDEEP