Analysis

  • max time kernel
    149s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    13-05-2024 14:21

General

  • Target

    7fb452aad8382d72e5e036cbcc84b411383d891a2ba9f01b199581e803e32c47.exe

  • Size

    70KB

  • MD5

    c2b408720a083a40c77461ea675f2125

  • SHA1

    c0a6806222414d70c0e38b207fb764d5cd78a95e

  • SHA256

    7fb452aad8382d72e5e036cbcc84b411383d891a2ba9f01b199581e803e32c47

  • SHA512

    e2eff1ebbefe15b22e9b088efba636d54233d53b82c56dc09fed431e35a523e087d17d91e693b6093a4c32cf78f40b8afb2708d98988971d7b943a2adda722fe

  • SSDEEP

    1536:/iSe+Zk78NR3dN5nPYriw+d9bHrkT5gUHz7FxtJ:/Pe+a+3dN5QrBkfkT5xHzD

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:1204
      • C:\Users\Admin\AppData\Local\Temp\7fb452aad8382d72e5e036cbcc84b411383d891a2ba9f01b199581e803e32c47.exe
        "C:\Users\Admin\AppData\Local\Temp\7fb452aad8382d72e5e036cbcc84b411383d891a2ba9f01b199581e803e32c47.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1720
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2356
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2176
          • C:\Windows\SysWOW64\cmd.exe
            cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1046.bat
            3⤵
            • Deletes itself
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2972
            • C:\Users\Admin\AppData\Local\Temp\7fb452aad8382d72e5e036cbcc84b411383d891a2ba9f01b199581e803e32c47.exe
              "C:\Users\Admin\AppData\Local\Temp\7fb452aad8382d72e5e036cbcc84b411383d891a2ba9f01b199581e803e32c47.exe"
              4⤵
              • Executes dropped EXE
              PID:2256
          • 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:2564
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2828
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2576
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2948
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2500

          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\$$a1046.bat

            Filesize

            722B

            MD5

            d44176ae35b65fd0846653bc7eebae4e

            SHA1

            b0bf2d9375778b32bfac4dd5b0684e1ed2728577

            SHA256

            8f6a5fd3c55c414632fd3de225e11af667fa465579b2fab0df749ec67b324548

            SHA512

            a465097fc7d16186a0500fb5101d0e4d5d6d2c8e84f8fb4a7863295fbe9ba1eeef52bfb39511d294be894892f19d8cc8765579c9cdb6ffefb73c497130f70868

          • C:\Users\Admin\AppData\Local\Temp\7fb452aad8382d72e5e036cbcc84b411383d891a2ba9f01b199581e803e32c47.exe

            Filesize

            36KB

            MD5

            9f498971cbe636662f3d210747d619e1

            SHA1

            44b8e2732fa1e2f204fc70eaa1cb406616250085

            SHA256

            8adf6748981c3e7b62f5dbca992be6675574fffbce7673743f2d7fe787d56a41

            SHA512

            b73083c2f7b028d2946cb8f7b4fe2289fedaa4175364a2aac37db0aeff4602aede772ccc9eba7e6dcfcb7276e52604ca45d8021952201b5834485b48bca3dc93

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            f45e6c5efcb60796280b160b181a07dc

            SHA1

            8d175dae2c97edaedeb1693ab2f1b4a9b9d981d4

            SHA256

            7447829ed8519dd4ee03c37defff6d9c5f2bf06e2ae605da9efece0c495f5844

            SHA512

            1165d2d74f5a0dddd6d99f320c4563a1625da3b8125243baee289ce747c1665766e8dcdd6ae259e11efff5b27e572a8f432c3a85260d677874c7e1dbbcf5d088

          • F:\$RECYCLE.BIN\S-1-5-21-3452737119-3959686427-228443150-1000\_desktop.ini

            Filesize

            9B

            MD5

            392ab9dcf5a9daf53626ea1f2e61d0b9

            SHA1

            0a2cdc7f8f9edf33f9fde3f8b90e0020190c8fb7

            SHA256

            9bbc94aad502d7d7a7f502ddb9cbd93b1c89eff13e445971c94ac09215ada67d

            SHA512

            5d1fea63a7793a65dc63c32cfe3ab2e1af941ded8e760f08fbe991e5b30433f86f920d717235a635020740c8f6f7996b4b8e8147e331b29141fcbb7bdc68144d

          • memory/1204-28-0x0000000002980000-0x0000000002981000-memory.dmp

            Filesize

            4KB

          • memory/1720-18-0x00000000001C0000-0x00000000001FF000-memory.dmp

            Filesize

            252KB

          • memory/1720-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/1720-34-0x00000000001C0000-0x00000000001FF000-memory.dmp

            Filesize

            252KB

          • memory/1720-17-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2564-19-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2564-32-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2564-3320-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/2564-4135-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB