Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 10:18

General

  • Target

    b914abf02bc3eed99579cc0fb1b4fff2f931fff9b839f5838fa5806591cd6a36.exe

  • Size

    47KB

  • MD5

    35ad4a5df82a58e29516cc6cecfa7988

  • SHA1

    8839daf770de6a149ca22983450353f67c3ed009

  • SHA256

    b914abf02bc3eed99579cc0fb1b4fff2f931fff9b839f5838fa5806591cd6a36

  • SHA512

    f7cc0b34b0682e1f522f6723f5800968782f1c86f91f3c640779438c7609e2f468b51a114dbb9eb864ff68fe350ef73e97addd3fe1dad1b8f08c2cbc98f9f411

  • SSDEEP

    768:QioRJbj/O5RroZJ767395uINCjPZf44S6nCaexaNjWQ3655Kv1X/qY1MSd:QioRJbj/e+Zk77RNCLp44x6UHqaNrFd

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 43 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of WriteProcessMemory 41 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1208
      • C:\Users\Admin\AppData\Local\Temp\b914abf02bc3eed99579cc0fb1b4fff2f931fff9b839f5838fa5806591cd6a36.exe
        "C:\Users\Admin\AppData\Local\Temp\b914abf02bc3eed99579cc0fb1b4fff2f931fff9b839f5838fa5806591cd6a36.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3016
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2488
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:1524
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a2D09.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2648
            • C:\Users\Admin\AppData\Local\Temp\b914abf02bc3eed99579cc0fb1b4fff2f931fff9b839f5838fa5806591cd6a36.exe
              "C:\Users\Admin\AppData\Local\Temp\b914abf02bc3eed99579cc0fb1b4fff2f931fff9b839f5838fa5806591cd6a36.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: GetForegroundWindowSpam
              PID:2712
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Executes dropped EXE
            • Enumerates connected drives
            • Drops file in Program Files directory
            • Drops file in Windows directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:2808
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2784
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2832
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2716
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2768

          Network

          MITRE ATT&CK Matrix ATT&CK v13

          Credential Access

          Unsecured Credentials

          1
          T1552

          Credentials In Files

          1
          T1552.001

          Discovery

          Query Registry

          1
          T1012

          Peripheral Device Discovery

          1
          T1120

          System Information Discovery

          1
          T1082

          Collection

          Data from Local System

          1
          T1005

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Program Files (x86)\Google\Update\1.3.36.151\GoogleUpdateCore.exe
            Filesize

            258KB

            MD5

            087437b5d40197b39196f13de881a4c3

            SHA1

            1730cf453aae759eb6270bd4268270f99648019c

            SHA256

            64300550756f2872e5cc83e44b3a9e9a1fd48db40d70255244d7fea2d7188256

            SHA512

            9cf8e79721002615fd73b80ad843b5a36db0fab4adac9a9411800b0e506b25b61fdaf939ea2bb60291694abc50449afb4106e3af327971b89d926624c9d00ae0

          • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe
            Filesize

            478KB

            MD5

            f01e1e0718ca3110b117e544489e3839

            SHA1

            6c19ce81349add991c3a88926d586b3de6ff9548

            SHA256

            b044da00ae636042dc22870432b28488014098b7e01350031e82a361d45b588d

            SHA512

            ee9a34b33e30eed3ef7676c7c86c88f748886527fe61d2133a8f3365d11848de66b1c118ea4d3a05f97363d6dc829c4490e839e20a16847a651cc915b47b5a93

          • C:\Users\Admin\AppData\Local\Temp\$$a2D09.bat
            Filesize

            722B

            MD5

            3e3baadd1c4bbb7e012eb06e1ec659a8

            SHA1

            132347ca27016749c52913396d45ada243b0ae77

            SHA256

            b3d08e3491faf17054aa3bfa6c6dd37ef5fef90c1983c895833c0b442d11363b

            SHA512

            eae532b30e2a3e4fa70cfe6c4e9bfded6b20f8a1d7893510f66c366b635071982717ddc608a8fb0d6eb3fae4f17de8d9d4cfd944650dc0d0b283e255d72a5766

          • C:\Users\Admin\AppData\Local\Temp\b914abf02bc3eed99579cc0fb1b4fff2f931fff9b839f5838fa5806591cd6a36.exe.exe
            Filesize

            14KB

            MD5

            ad782ffac62e14e2269bf1379bccbaae

            SHA1

            9539773b550e902a35764574a2be2d05bc0d8afc

            SHA256

            1c8a77db924ebeb952052334dc95add388700c02b073b07973cd8fe0a0a360b8

            SHA512

            a1e9d6316ffc55f4751090961733e98c93b2a391666ff50b50e9dea39783746e501d14127e7ee9343926976d7e3cd224f13736530354d8466ea995dab35c8dc2

          • C:\Windows\Logo1_.exe
            Filesize

            33KB

            MD5

            a51381d9a97c98438725ecee862236b3

            SHA1

            fab4fca7633bc7de56ad02bc5a8165e709e9f06b

            SHA256

            84aa7b7f5581336f4b54c55b70d17c1fb0460db983f55739d01d158eedee8668

            SHA512

            c70207ff04c9a65c2f06400b65ca7597d075743af5c62e02b625e4ed30289075fe314872bbbb6037833e1eb6d5b07c506392637e3122ef642e6afb544a0ee82e

          • F:\$RECYCLE.BIN\S-1-5-21-268080393-3149932598-1824759070-1000\_desktop.ini
            Filesize

            9B

            MD5

            31874817e0fb055be8d2c971c0e3bbde

            SHA1

            ee8a35d6a86cb6d13f354d67d912e194bb09c74b

            SHA256

            94de8b492bc2db9a9592f7c9433547eb7f80826ed67f48d2bb7e22db9d49f544

            SHA512

            55747c69ae50fa212576d095f60cf33b42e26789cf8c34fc5120a45b1988aae95f91d9e37cb17298c5ac5243b2e4c40e1d0e084ce7fe14bceb4ebb318c65c944

          • memory/1208-28-0x0000000002F60000-0x0000000002F61000-memory.dmp
            Filesize

            4KB

          • memory/2808-31-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2808-20-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2808-3346-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/2808-4171-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/3016-17-0x0000000000880000-0x00000000008BF000-memory.dmp
            Filesize

            252KB

          • memory/3016-0-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB

          • memory/3016-16-0x0000000000400000-0x000000000043F000-memory.dmp
            Filesize

            252KB