Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    13-05-2024 14:15

General

  • Target

    552ac4adca38528389c36c814aa754c59e5f33354abad1dd3417ea823333d232.exe

  • Size

    224KB

  • MD5

    c5e99e9517172376c06c1d1522fb109d

  • SHA1

    f8ab43be3e3859ce7ae05e7d3b9d9c53a5e90325

  • SHA256

    552ac4adca38528389c36c814aa754c59e5f33354abad1dd3417ea823333d232

  • SHA512

    24ef3a3f940860d0e33be027924157fc78ed892e155dacf0d9b06c265368b2dcf2a660032dab8048c13480af462b55f957dcabf2b1bbc1efb20ea5d2c9cd0e26

  • SSDEEP

    3072:/Pe+a+3dN5iJw8KYg5zA5GsMYSxSJiN/vGss9kTBf9pAXAtPOYQwT:++aM0035iMhL/vGsbTBl2wOsT

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 use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1188
      • C:\Users\Admin\AppData\Local\Temp\552ac4adca38528389c36c814aa754c59e5f33354abad1dd3417ea823333d232.exe
        "C:\Users\Admin\AppData\Local\Temp\552ac4adca38528389c36c814aa754c59e5f33354abad1dd3417ea823333d232.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2424
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2188
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2600
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a23F5.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2128
            • C:\Users\Admin\AppData\Local\Temp\552ac4adca38528389c36c814aa754c59e5f33354abad1dd3417ea823333d232.exe
              "C:\Users\Admin\AppData\Local\Temp\552ac4adca38528389c36c814aa754c59e5f33354abad1dd3417ea823333d232.exe"
              4⤵
              • Executes dropped EXE
              PID:2648
          • 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:2136
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2748
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2900
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2540
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2688

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            478KB

            MD5

            3e2d3392a9d3ae3ed27661f81e853478

            SHA1

            fa8c023a3bff75e89ed39f5d4bfb5693d818ca8b

            SHA256

            09da8a31b7f420b9e4ed6d02e698bcc12a4f3efa46a53d1492a241a5784d44a8

            SHA512

            27652a29d728b92995b8ce46b150cd14baf5b65789591085ef3fa959dbc99efaa071b7a014ccaabeb6e84cdea642769dc98a7a1684afcda9be82dbb0b8d3fa17

          • C:\Users\Admin\AppData\Local\Temp\$$a23F5.bat

            Filesize

            722B

            MD5

            86b4f5fdf4300c8f6a152e4c40062495

            SHA1

            87ba55b9fb72fa0ec6be6aa110c85d073b203901

            SHA256

            ba2e7b4af1565a6a309b1b18a5e0815277a90326cfeb2c196549aaf48b9c9ce6

            SHA512

            6e62c784feae38dbb4870ba21417f5826c24ed100232a27ede35a6fee3d2fad45bbed9a1f4d428ae4c8862e82405851cf4d6d69e29821a12569e450d4ab84d79

          • C:\Users\Admin\AppData\Local\Temp\552ac4adca38528389c36c814aa754c59e5f33354abad1dd3417ea823333d232.exe.exe

            Filesize

            191KB

            MD5

            8aa98031128ef0c81d34207e3c60d003

            SHA1

            182164292e382455f00349625dd5fd1e41dcc0c8

            SHA256

            52def964142be6891054d2f95256a3b05d66887964fcd66b34abfe32477e8965

            SHA512

            8ba615af6d4cad84c57c20e318d6277e4bc114c07c14b72088c526a01d414fe719a43551582ecbc38bd352979720d182efc1f639c2c3e91c78b180449bcf2c12

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            f45e6c5efcb60796280b160b181a07dc

            SHA1

            8d175dae2c97edaedeb1693ab2f1b4a9b9d981d4

            SHA256

            7447829ed8519dd4ee03c37defff6d9c5f2bf06e2ae605da9efece0c495f5844

            SHA512

            1165d2d74f5a0dddd6d99f320c4563a1625da3b8125243baee289ce747c1665766e8dcdd6ae259e11efff5b27e572a8f432c3a85260d677874c7e1dbbcf5d088

          • F:\$RECYCLE.BIN\S-1-5-21-3691908287-3775019229-3534252667-1000\_desktop.ini

            Filesize

            9B

            MD5

            392ab9dcf5a9daf53626ea1f2e61d0b9

            SHA1

            0a2cdc7f8f9edf33f9fde3f8b90e0020190c8fb7

            SHA256

            9bbc94aad502d7d7a7f502ddb9cbd93b1c89eff13e445971c94ac09215ada67d

            SHA512

            5d1fea63a7793a65dc63c32cfe3ab2e1af941ded8e760f08fbe991e5b30433f86f920d717235a635020740c8f6f7996b4b8e8147e331b29141fcbb7bdc68144d

          • memory/1188-27-0x0000000002F60000-0x0000000002F61000-memory.dmp

            Filesize

            4KB

          • memory/2136-19-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2136-30-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2136-3345-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2136-4172-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2424-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2424-17-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB