Analysis

  • max time kernel
    150s
  • max time network
    107s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-05-2024 06:31

General

  • Target

    8f7967e4b73e56a8609d191ed2e6581f5f243f5edd86f3c75400f6ada196aab8.exe

  • Size

    264KB

  • MD5

    f04c8356290aad179786b1bb41589a32

  • SHA1

    269a5d344179defe75053675a77d5c13e2de6099

  • SHA256

    8f7967e4b73e56a8609d191ed2e6581f5f243f5edd86f3c75400f6ada196aab8

  • SHA512

    68f6c81ba09c4aa51a8daaa54adddd0b5f59b1640087c7ce97a88531b96bb2b168dd2e3d310575a9704c0ffe0f05030653f2f3b28c86f2d3104e0414084c1124

  • SSDEEP

    3072:F/ee+aEjb3ObLRkgUA1nQZwFGVO4Mqg+WDY:pH+aE/oLRp1nQ4QLd

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 29 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3436
      • C:\Users\Admin\AppData\Local\Temp\8f7967e4b73e56a8609d191ed2e6581f5f243f5edd86f3c75400f6ada196aab8.exe
        "C:\Users\Admin\AppData\Local\Temp\8f7967e4b73e56a8609d191ed2e6581f5f243f5edd86f3c75400f6ada196aab8.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3708
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:1192
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
              PID:2960
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a495D.bat
            3⤵
            • Suspicious use of WriteProcessMemory
            PID:2492
            • C:\Users\Admin\AppData\Local\Temp\8f7967e4b73e56a8609d191ed2e6581f5f243f5edd86f3c75400f6ada196aab8.exe
              "C:\Users\Admin\AppData\Local\Temp\8f7967e4b73e56a8609d191ed2e6581f5f243f5edd86f3c75400f6ada196aab8.exe"
              4⤵
              • Executes dropped EXE
              PID:3984
          • 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:1884
            • C:\Windows\SysWOW64\net.exe
              net stop "Kingsoft AntiVirus Service"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:2984
              • C:\Windows\SysWOW64\net1.exe
                C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                5⤵
                  PID:1944
              • C:\Windows\SysWOW64\net.exe
                net stop "Kingsoft AntiVirus Service"
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:4816
                • C:\Windows\SysWOW64\net1.exe
                  C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
                  5⤵
                    PID:1164

          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

            5be1a57d5fe22c6f8163c2a252aeff1c

            SHA1

            f81e90464a240e4d010a0b5cd9a8545e4079e2e5

            SHA256

            b30ca3e7cf439d94b28706bc400e5cd683da5e167db1beaa2e2665a70d2bb35f

            SHA512

            97200d822b2987d0ad051b9d8d93013d5872ed2203d4a8fbdaf85d9a67ac7b3289ff17ea155442f0919bbe7f00c4f80c6d906c75335a60ff4e59c88991cae5fa

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

            Filesize

            577KB

            MD5

            ff8d24ee31f6ec4be5e58e5780536478

            SHA1

            fbb92f8a0fc2c9583f74dcfeaf61402115fe3f9c

            SHA256

            faaa7fc6289ca74e5b44f03ce3c72ece945c12f43510ea80e382b1016e588d5a

            SHA512

            55715c9b036d1561adb4d2bf10c8d4b77fd39f8a25e4a8d345d7731b3e3b10e1ef24815053a129334e5b54afd69a9fa00f6897c2b66388d9467f3f3ef9af13cc

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

            Filesize

            643KB

            MD5

            a819ddb079d1415d5f3e1e270b4b15a7

            SHA1

            bd1448e78fe7ac3e3edd1499336ea0729265f62c

            SHA256

            cb5f707c238845f2dd4adf94f640353746db18ec01001b750a7bc28e1b7155bb

            SHA512

            87b72d4b32352ff020c51e7c14f9e77f76fd6cc372724f373b8ea60c7d70034cb7cc590f3584bbfb7a2a78e1dcdf1f493f333ddd12b70b6b9750a7aa94583af7

          • C:\Users\Admin\AppData\Local\Temp\$$a495D.bat

            Filesize

            722B

            MD5

            00080f890dd783fb3648fd34b6a32bcc

            SHA1

            61a0e6f0957974c0aeb80c863a1e520f97c7e277

            SHA256

            ed53ffec01f9705d236f873e8a74baf5b1b78a391a430a65e1d44f1f49d0d88d

            SHA512

            0e44959f0be0bcd6bed43e3a48691627baa096635a0a2597176b8f7268999dcd6c724f05e9fcf591447e5984a1ef1dbd2ebb25078344a87e7dafecf0cc090bfd

          • C:\Users\Admin\AppData\Local\Temp\8f7967e4b73e56a8609d191ed2e6581f5f243f5edd86f3c75400f6ada196aab8.exe.exe

            Filesize

            231KB

            MD5

            6f581a41167d2d484fcba20e6fc3c39a

            SHA1

            d48de48d24101b9baaa24f674066577e38e6b75c

            SHA256

            3eb8d53778eab9fb13b4c97aeab56e4bad2a6ea3748d342f22eaf4d7aa3185a7

            SHA512

            e1177b6cea89445d58307b3327c78909adff225497f9abb8de571cdd114b547a8f515ec3ab038b583bf752a085b231f6329d6ca82fbe6be8a58cd97a1dbaf0f6

          • C:\Windows\Logo1_.exe

            Filesize

            33KB

            MD5

            043e948e522cb48ab23f8d6d6b427a70

            SHA1

            02f710820234d0123bb483ef99c12dd18b850fe5

            SHA256

            8a60fd8455b44d550cbea3eb327672b4783ba7e4042d885b260b214d7466a7bb

            SHA512

            f1940880eb749c4a5f4f42723feb86a06ab118144fefdb5e6b9732dbca661a41ce7a0ef3256df6ae95cd7a39dc35b2128bef28a6f7cdf3eedaaea2a160f02019

          • F:\$RECYCLE.BIN\S-1-5-21-3558294865-3673844354-2255444939-1000\_desktop.ini

            Filesize

            9B

            MD5

            4b2b75605a65a6762ec4715de0a70902

            SHA1

            3b85993ef06d2d814abc405188fdd19a1bffea0c

            SHA256

            77072cc5a7b394508cf5d819ff8cf4385a9b3cb15d8715a59845ccfa235ea34e

            SHA512

            888361e75afd4308bdad817af543704a42ffdf2d798acef619459e9978ac68f1cf4d468c6e0b146ab738b0109fdf331c4380471aa83f637b0f6ab06164840c65

          • memory/1884-18-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/1884-4818-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/1884-8-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/1884-8686-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/3708-0-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB

          • memory/3708-11-0x0000000000400000-0x000000000043F000-memory.dmp

            Filesize

            252KB