Analysis

  • max time kernel
    149s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 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 64 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3420
      • 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:4396
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4828
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:324
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a6716.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:4584
            • C:\Users\Admin\AppData\Local\Temp\7fb452aad8382d72e5e036cbcc84b411383d891a2ba9f01b199581e803e32c47.exe
              "C:\Users\Admin\AppData\Local\Temp\7fb452aad8382d72e5e036cbcc84b411383d891a2ba9f01b199581e803e32c47.exe"
              4⤵
              • Executes dropped EXE
              PID:3100
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops startup file
            • 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:4116
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:4112
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:2112
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:644
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2736

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Program Files\7-Zip\7z.exe

            Filesize

            577KB

            MD5

            56dff40d6b9bd9c0faa93c001703a62a

            SHA1

            5382f5e3cb2a4a1d952a1a352383b042dba9ce70

            SHA256

            fcdedf720a1d38c2626c8c6541644ceab2fe9fde50fbfa5a9665a1cc6a45091e

            SHA512

            6b239e3df43002e5443a072f3e92f3d1f076ffa1fa51bff2ea0534d2e75febc86a0089f4c9f5797a28ec288a6273128229095cc08230a3f9d352abb19f8acebd

          • C:\ProgramData\Package Cache\{63880b41-04fc-4f9b-92c4-4455c255eb8c}\windowsdesktop-runtime-8.0.2-win-x64.exe

            Filesize

            643KB

            MD5

            b06c23c388c6c6a3219fdaf5efaabccf

            SHA1

            ada13c3c4449d222de774ebd037078ba31d33cd2

            SHA256

            8efeb8be3a4ae59e4106e6c1d9e122d8ecb84b71cf01796f27d94ecfe80e0809

            SHA512

            aefc2fbbf660ee465ac7f174ab8f3de242c352d473a02ee96214d29a5e854e88c7ad842685bdb81698c8d51e0b597d7379c3a039e704839be748fe96a68c23b9

          • C:\Users\Admin\AppData\Local\Temp\$$a6716.bat

            Filesize

            722B

            MD5

            7dd8dfcc3b92ef51a8efe3b129555288

            SHA1

            b624399d047f77183637f69f3cc0b1b90e40ac4d

            SHA256

            c1a6a651a983b12f94cb004638806c8690eb2c97d11195dd5f632de24acf242f

            SHA512

            bd9f60ca25618e8dbbd642004889e4554603c8c04e7c986752c5bf7de9cf6c6da5731f580021bc698289e9d7321a07b25f0f4594a03e02ee195a564aebfede4b

          • C:\Users\Admin\AppData\Local\Temp\7fb452aad8382d72e5e036cbcc84b411383d891a2ba9f01b199581e803e32c47.exe.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-1-5-21-4018855536-2201274732-320770143-1000\_desktop.ini

            Filesize

            9B

            MD5

            392ab9dcf5a9daf53626ea1f2e61d0b9

            SHA1

            0a2cdc7f8f9edf33f9fde3f8b90e0020190c8fb7

            SHA256

            9bbc94aad502d7d7a7f502ddb9cbd93b1c89eff13e445971c94ac09215ada67d

            SHA512

            5d1fea63a7793a65dc63c32cfe3ab2e1af941ded8e760f08fbe991e5b30433f86f920d717235a635020740c8f6f7996b4b8e8147e331b29141fcbb7bdc68144d

          • memory/4116-11-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4116-18-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4116-5220-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4116-8725-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4396-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/4396-10-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB