Analysis

  • max time kernel
    150s
  • max time network
    52s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-06-2024 03:48

General

  • Target

    33df5ef4d464a58ed56bd8ad49cbd8c615b8e1c8f749d4d7d26e5c6e169b199d.exe

  • Size

    717KB

  • MD5

    ad6ebf00712a80df12effcba70b34f3a

  • SHA1

    8a5abefa550803b2448a0d51cbffb24e4427973e

  • SHA256

    33df5ef4d464a58ed56bd8ad49cbd8c615b8e1c8f749d4d7d26e5c6e169b199d

  • SHA512

    59358b405fa591f5a5a5eaa1909dc9167169e41a350522ceaf76a2e56f5da17c1646ce1e6c94543ab7dfe99c648a04d3162972c99e5cbc6644f03aab5cfbfd16

  • SSDEEP

    12288:IPlfC6Aj+TN5uixZN+8rKhUdTC/wE1ZD0Ca5ZIXV:IP9LOS2opPIXV

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:3428
      • C:\Users\Admin\AppData\Local\Temp\33df5ef4d464a58ed56bd8ad49cbd8c615b8e1c8f749d4d7d26e5c6e169b199d.exe
        "C:\Users\Admin\AppData\Local\Temp\33df5ef4d464a58ed56bd8ad49cbd8c615b8e1c8f749d4d7d26e5c6e169b199d.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:408
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:996
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:3724
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a3F5B.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:1288
            • C:\Users\Admin\AppData\Local\Temp\33df5ef4d464a58ed56bd8ad49cbd8c615b8e1c8f749d4d7d26e5c6e169b199d.exe
              "C:\Users\Admin\AppData\Local\Temp\33df5ef4d464a58ed56bd8ad49cbd8c615b8e1c8f749d4d7d26e5c6e169b199d.exe"
              4⤵
              • Executes dropped EXE
              PID:2392
          • 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:216
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:60
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:4828
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:2108
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:2276

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

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

            Filesize

            258KB

            MD5

            89a73460685a8ec8c28faa6831606709

            SHA1

            97b9556d1cfb15410d3cc325b7d98969baa64621

            SHA256

            a31c974ecfc6088a80b1494d4d670eb7d68702d46cbcca0b9c6d3ca5f6332d1d

            SHA512

            f5ab38639c051c177cada9aa101c22d96ee1109a508d228d5cfdb3ccde2224f422c48eb0ccb60740cbd9cad8fc089340a3fa5cab84a2d1793400940ce4fb59e9

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

            Filesize

            577KB

            MD5

            ba4c49b7bc2b5f6ec78dec7acc679d17

            SHA1

            1a32f575ced41a4fd8b7ca8c987c9d1e1c00b036

            SHA256

            3bfe4f70173faf12dafe08bcabf4e8287caea7040a400b4abcc9cb4c833ca3ca

            SHA512

            64c6f6c05fae9ba45ba27e315ed147028e45f231c53743fb6aeea7a1089f80898ef8611ada983667583a1ec061237614f8b0d1726043f7f6576b264084671b9e

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

            Filesize

            644KB

            MD5

            11e0853d537d2721ecc655c1fc527e91

            SHA1

            c8e23d103e93073ba7c93374878ae9a9f926c944

            SHA256

            f168cda7cfa0f4f1d8dc26f615772410afe41b43fbc3da3cfe2c249b1eadca30

            SHA512

            3e5af85789e480d355053e9ded02108ae53136aec795d5d37faf1d5426275f7f3729e5583b0a95b3434d5b4452c7382405c0f8bc94e8a65275335c62268e0ee2

          • C:\Users\Admin\AppData\Local\Temp\$$a3F5B.bat

            Filesize

            722B

            MD5

            c1850cba5607a2f91e3197554c5b3df4

            SHA1

            2121146aba88894bb785f51b660d964bf5c8a930

            SHA256

            c14c4340a524546e89a207abc58ba6cca0ee460c0ee39b7d8c3b3d09f97df3a8

            SHA512

            25dd94bf2c68bc2178d57ba859a47f69272c6cfef07cf09c2ea643c2556447c39e1ffa943cf2c9796842da2b63135e0fda99f96d168aaa2abacf2103cec431e5

          • C:\Users\Admin\AppData\Local\Temp\33df5ef4d464a58ed56bd8ad49cbd8c615b8e1c8f749d4d7d26e5c6e169b199d.exe.exe

            Filesize

            684KB

            MD5

            50f289df0c19484e970849aac4e6f977

            SHA1

            3dc77c8830836ab844975eb002149b66da2e10be

            SHA256

            b9b179b305c5268ad428b6ae59de10b4fe99cf0199bbc89b7017181905e97305

            SHA512

            877d852ea1062b90e2fd2f3c4dc7d05d9697e9a9b2929c830a770b62741f6a11e06de73275eb871113f11143faf1cb40d99f7c247862ffb778d26833ed5d7e38

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            94cd6d8f19aa605f6272e77718e921cc

            SHA1

            e3a27adc311ba10d769eec7d49c4fcd31d5cc8d3

            SHA256

            e4b85b1edd03642cf845907985a60ace501a481804fc68d4862e6c119d3fbc18

            SHA512

            4bc4bf143cc1810ac59b481fe7553e7a34531daa8d32494868e2a9c506d8862ed3a9b590b592b457f1df62627186b9d4c8d773eff6adc0f4b62865fb47a072bb

          • F:\$RECYCLE.BIN\S-1-5-21-2804150937-2146708401-419095071-1000\_desktop.ini

            Filesize

            9B

            MD5

            4f2460b507685f7d7bfe6393f335f1c9

            SHA1

            378d42f114b1515872e58de6662373af31ab8c7b

            SHA256

            47a22297ce31d17b0f37251ce63cf2eb146700451caab6dd0aa710d2526c8e42

            SHA512

            75dcca6b81ac47511b847a5c35be4bddbee425436f7bfd1347115e18b84f52a16a5c517bda0a5f5d0a1f2541aab80d764932d8018538cb112fa3b6c9977e95eb

          • memory/216-11-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/216-18-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/216-5220-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/216-8742-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/408-0-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB

          • memory/408-10-0x0000000000400000-0x0000000000440000-memory.dmp

            Filesize

            256KB