Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 22:23

General

  • Target

    9c87bee394fa62153c5105168222818705f704dd1d9dfdb91907382183ad6272.exe

  • Size

    491KB

  • MD5

    b0a6bf8d8898dddb25f6b0da52379a4a

  • SHA1

    5b76b473f09844579216683c6129fcdef25bac3b

  • SHA256

    9c87bee394fa62153c5105168222818705f704dd1d9dfdb91907382183ad6272

  • SHA512

    99469eb52f054e05bb22556d926ecafc34efd90ff63d13be11b6c78fd3279b5881c8c1092fb0855ad72d518b3b11e5325740c109e6fbaebcadd14310ca6f2eb7

  • SSDEEP

    12288:73WFjV1gL5pRTcAkS/3hzN8qE43fm78V:73MI5jcAkSYqyE

Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 2 IoCs
  • 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:3500
      • C:\Users\Admin\AppData\Local\Temp\9c87bee394fa62153c5105168222818705f704dd1d9dfdb91907382183ad6272.exe
        "C:\Users\Admin\AppData\Local\Temp\9c87bee394fa62153c5105168222818705f704dd1d9dfdb91907382183ad6272.exe"
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1892
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:4480
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2088
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a465F.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:4372
            • C:\Users\Admin\AppData\Local\Temp\9c87bee394fa62153c5105168222818705f704dd1d9dfdb91907382183ad6272.exe
              "C:\Users\Admin\AppData\Local\Temp\9c87bee394fa62153c5105168222818705f704dd1d9dfdb91907382183ad6272.exe"
              4⤵
              • Executes dropped EXE
              PID:4228
          • C:\Windows\Logo1_.exe
            C:\Windows\Logo1_.exe
            3⤵
            • Drops file in Drivers directory
            • 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:2520
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:620
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:1020
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:4488
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:4524

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

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

            Filesize

            577KB

            MD5

            cbefb487013a821a8aca9e776cbb445d

            SHA1

            3db5126f2828bcaad9a87119bff85c26b330a343

            SHA256

            7a7d7d4ab1b9b6ef6c3ac4584159fdcd4d9c396ee2c3e69983dcbd9075f55a32

            SHA512

            0ab7923a2e2a41885476bd4edff31594736316af32a37a73e5da9b2e68b7d830005a554384b84688fca9cf1a6cd285295f21b7f67822f97f14a732159dddd9e4

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

            Filesize

            644KB

            MD5

            3908c6f85096d094870328fabaebbe66

            SHA1

            9106bf68a43f77be7cb02afe73fe299b60961153

            SHA256

            864b33d1d5b355ef42f7911c58ec7b33a902815bfbd69d73e7f304ce49ae7ef7

            SHA512

            8ace41dd303c4a5a8caad76e99d3445f7a8e992bd0d74a5ab3e6afd5c5f2d2b52fbf8160d37dd412d9db4d8db018c62b0576975275dd0367dd19397c8b3463b1

          • C:\Users\Admin\AppData\Local\Temp\$$a465F.bat

            Filesize

            722B

            MD5

            65d1e11381db5c1edbb5251b39f2a716

            SHA1

            35b9314360bf3bd97977cb18621bb290297c557d

            SHA256

            4cc644240cacd50e26ecd53ca5fa673f205875dad8c013ed8a910ea9a2aeaf74

            SHA512

            aa2510facb6da460448915e7667782a6f8fcb883158e5efa258770e3c93d5b3f3934680195011973e12cb436630d2bd8c108e56555a1b6c0e78afdb8dc7fb652

          • C:\Users\Admin\AppData\Local\Temp\9c87bee394fa62153c5105168222818705f704dd1d9dfdb91907382183ad6272.exe.exe

            Filesize

            458KB

            MD5

            619f7135621b50fd1900ff24aade1524

            SHA1

            6c7ea8bbd435163ae3945cbef30ef6b9872a4591

            SHA256

            344f076bb1211cb02eca9e5ed2c0ce59bcf74ccbc749ec611538fa14ecb9aad2

            SHA512

            2c7293c084d09bc2e3ae2d066dd7b331c810d9e2eeca8b236a8e87fdeb18e877b948747d3491fcaff245816507685250bd35f984c67a43b29b0ae31ecb2bd628

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            72524cf9b862c04eda809519e1ff803e

            SHA1

            31cb19b48f493554e3e8a6d8b8a41854698711e0

            SHA256

            f602e3036944a0423d2c1fd94dea02cbd48e5f64bb346deddb8d8585c0cd2f94

            SHA512

            66e3525b995b673f1b82d88679045379f18e16b10a53a00f4bef9175cb6980c4fce1eba62b92a9b6bb91752142572ee0f8ff3a1a317ddd7b7f7247e5d1059abb

          • C:\Windows\system32\drivers\etc\hosts

            Filesize

            842B

            MD5

            6f4adf207ef402d9ef40c6aa52ffd245

            SHA1

            4b05b495619c643f02e278dede8f5b1392555a57

            SHA256

            d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e

            SHA512

            a6306bd200a26ea78192ae5b00cc49cfab3fba025fe7233709a4e62db0f9ed60030dce22b34afe57aad86a098c9a8c44e080cedc43227cb87ef4690baec35b47

          • F:\$RECYCLE.BIN\S-1-5-21-4124900551-4068476067-3491212533-1000\_desktop.ini

            Filesize

            9B

            MD5

            ef2876ec14bdb3dc085fc3af9311b015

            SHA1

            68b64b46b1ff0fdc9f009d8fffb8ee87c597fa56

            SHA256

            ac2a34b4f2d44d19ca4269caf9f4e71cdb0b95ba8eb89ed52c5bc56eeeb1971c

            SHA512

            c9998caa062ad5b1da853fabb80e88e41d9f96109af89df0309be20469ca8f5be9dd1c08f3c97030e3a487732e82304f60ee2627462e017579da4204bc163c8f

          • memory/1892-0-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/1892-10-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/2520-12-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/2520-20-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/2520-4860-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB

          • memory/2520-8650-0x0000000000400000-0x000000000043E000-memory.dmp

            Filesize

            248KB