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Analysis

  • max time kernel
    150s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    12/10/2023, 05:26

General

  • Target

    d053259ce03aa9c27d47fe776edd5502d90196fcc3823230ceda31257685c82e.exe

  • Size

    616KB

  • MD5

    33316e00fb5ab463eb918a564593ea04

  • SHA1

    5b6b9b8c7e46506c72ae04dcaf8248e1043d37af

  • SHA256

    d053259ce03aa9c27d47fe776edd5502d90196fcc3823230ceda31257685c82e

  • SHA512

    ea81748e14e947b810a2edfa31eb46157939008fd0d48e0ef4167064f3280e136123c8dffe2de72c19da37fb60d628d61e6ac40376124429e37f4c11135b9be9

  • SSDEEP

    12288:iYSDUdaBzi3L0HlqA8qsU+4gN+Pk77CJd8sYk6QxVDpNI1nqvmi:ipDUdaBzib0FqEsU+4hPk7eok7NNIJa

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • 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 10 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1212
      • C:\Users\Admin\AppData\Local\Temp\d053259ce03aa9c27d47fe776edd5502d90196fcc3823230ceda31257685c82e.exe
        "C:\Users\Admin\AppData\Local\Temp\d053259ce03aa9c27d47fe776edd5502d90196fcc3823230ceda31257685c82e.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1292
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a6049.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:3016
          • C:\Users\Admin\AppData\Local\Temp\d053259ce03aa9c27d47fe776edd5502d90196fcc3823230ceda31257685c82e.exe
            "C:\Users\Admin\AppData\Local\Temp\d053259ce03aa9c27d47fe776edd5502d90196fcc3823230ceda31257685c82e.exe"
            4⤵
            • Executes dropped EXE
            PID:2804
        • 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:1760
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:3064
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2636

      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

        251KB

        MD5

        def6b4a799d54df471c8ac70875e73cc

        SHA1

        676c08b78297559ea49cb9e38a1adb3c6340ac84

        SHA256

        8cf4ea305f449ecafcc10f0cd7f77ef0d820e2eed4ed304e58417ce99fc263e5

        SHA512

        577fb44896dc8aeaf631ea258926e08b1ec82c957763a057de3587aa9fc92b882a69aa40e598e4603ba51663ed1316fdc60dd190f3b28fda33afa12e1d97a5a3

      • C:\Users\Admin\AppData\Local\Temp\$$a6049.bat

        Filesize

        722B

        MD5

        7ab5696f5645722bf19fc6f15ebb5834

        SHA1

        c7b5bf40f51bb861479bd5fa7ed7128f88ddbded

        SHA256

        9453fb8f95715087cfc07ef326d6b23482700ba75205fdaa3abf59c3fb59d012

        SHA512

        d7178882db2ab5db231a2bd662e334b79da810c200f89dcef8491a3362f546a1299820dd56323b443fdd6f1a8097eb002c1af3f24cedcba5146f1a8cebb1cccb

      • C:\Users\Admin\AppData\Local\Temp\$$a6049.bat

        Filesize

        722B

        MD5

        7ab5696f5645722bf19fc6f15ebb5834

        SHA1

        c7b5bf40f51bb861479bd5fa7ed7128f88ddbded

        SHA256

        9453fb8f95715087cfc07ef326d6b23482700ba75205fdaa3abf59c3fb59d012

        SHA512

        d7178882db2ab5db231a2bd662e334b79da810c200f89dcef8491a3362f546a1299820dd56323b443fdd6f1a8097eb002c1af3f24cedcba5146f1a8cebb1cccb

      • C:\Users\Admin\AppData\Local\Temp\d053259ce03aa9c27d47fe776edd5502d90196fcc3823230ceda31257685c82e.exe

        Filesize

        589KB

        MD5

        a9ba1088767ecea1b98bbf307c6f3c33

        SHA1

        a0a147388dfc3d9301509bc1f1c5dbcb82b28353

        SHA256

        ef99faa28644a1eab37ad7878dea6a3fe4ee631fefee16b037cf60f200f64122

        SHA512

        266c3faa9c19213cb74405db0c7efb47113269d570372bf34c63ce1c3e32371a69051c09dbf6f1b4007db3535106c7af6f64077ad13d840a8a0536c1e893a0dd

      • C:\Users\Admin\AppData\Local\Temp\d053259ce03aa9c27d47fe776edd5502d90196fcc3823230ceda31257685c82e.exe.exe

        Filesize

        589KB

        MD5

        a9ba1088767ecea1b98bbf307c6f3c33

        SHA1

        a0a147388dfc3d9301509bc1f1c5dbcb82b28353

        SHA256

        ef99faa28644a1eab37ad7878dea6a3fe4ee631fefee16b037cf60f200f64122

        SHA512

        266c3faa9c19213cb74405db0c7efb47113269d570372bf34c63ce1c3e32371a69051c09dbf6f1b4007db3535106c7af6f64077ad13d840a8a0536c1e893a0dd

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        412b061bccb96f8f7123a5277f964801

        SHA1

        acd07c2e3ef5ca97d6ee3e8970e8d5202d7b7e86

        SHA256

        c176fda2bbbae853b6526fa4c5a39565bfdcf2d5cc3fdebef6fee8af451b45ca

        SHA512

        b60ef2d4408acee1681749b5caaf91af83448edf1eb12753af1598ca0b3b02d531222faa510e254fda8e63313caff05d57a152e55db4321e8df17fccae147d42

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        412b061bccb96f8f7123a5277f964801

        SHA1

        acd07c2e3ef5ca97d6ee3e8970e8d5202d7b7e86

        SHA256

        c176fda2bbbae853b6526fa4c5a39565bfdcf2d5cc3fdebef6fee8af451b45ca

        SHA512

        b60ef2d4408acee1681749b5caaf91af83448edf1eb12753af1598ca0b3b02d531222faa510e254fda8e63313caff05d57a152e55db4321e8df17fccae147d42

      • C:\Windows\Logo1_.exe

        Filesize

        26KB

        MD5

        412b061bccb96f8f7123a5277f964801

        SHA1

        acd07c2e3ef5ca97d6ee3e8970e8d5202d7b7e86

        SHA256

        c176fda2bbbae853b6526fa4c5a39565bfdcf2d5cc3fdebef6fee8af451b45ca

        SHA512

        b60ef2d4408acee1681749b5caaf91af83448edf1eb12753af1598ca0b3b02d531222faa510e254fda8e63313caff05d57a152e55db4321e8df17fccae147d42

      • C:\Windows\rundl132.exe

        Filesize

        26KB

        MD5

        412b061bccb96f8f7123a5277f964801

        SHA1

        acd07c2e3ef5ca97d6ee3e8970e8d5202d7b7e86

        SHA256

        c176fda2bbbae853b6526fa4c5a39565bfdcf2d5cc3fdebef6fee8af451b45ca

        SHA512

        b60ef2d4408acee1681749b5caaf91af83448edf1eb12753af1598ca0b3b02d531222faa510e254fda8e63313caff05d57a152e55db4321e8df17fccae147d42

      • F:\$RECYCLE.BIN\S-1-5-21-86725733-3001458681-3405935542-1000\_desktop.ini

        Filesize

        10B

        MD5

        a592e6708558f3dc0ad1608608da69c5

        SHA1

        69a1224ba3b2f2ab2f2ce8b8287809f3282d20d0

        SHA256

        24c83924da516d8acac4cdc96680306f1e34a8a54696bf5bf24106eeb562195a

        SHA512

        38724fff525de3d5b413bb962c2f81369068403f761f69d00f25cd03b5d8cb83603cd6d23c87faf458f157acf585ca4db031fe6640704a4158cb5ead56ce79f1

      • \Users\Admin\AppData\Local\Temp\d053259ce03aa9c27d47fe776edd5502d90196fcc3823230ceda31257685c82e.exe

        Filesize

        589KB

        MD5

        a9ba1088767ecea1b98bbf307c6f3c33

        SHA1

        a0a147388dfc3d9301509bc1f1c5dbcb82b28353

        SHA256

        ef99faa28644a1eab37ad7878dea6a3fe4ee631fefee16b037cf60f200f64122

        SHA512

        266c3faa9c19213cb74405db0c7efb47113269d570372bf34c63ce1c3e32371a69051c09dbf6f1b4007db3535106c7af6f64077ad13d840a8a0536c1e893a0dd

      • \Users\Admin\AppData\Local\Temp\d053259ce03aa9c27d47fe776edd5502d90196fcc3823230ceda31257685c82e.exe

        Filesize

        589KB

        MD5

        a9ba1088767ecea1b98bbf307c6f3c33

        SHA1

        a0a147388dfc3d9301509bc1f1c5dbcb82b28353

        SHA256

        ef99faa28644a1eab37ad7878dea6a3fe4ee631fefee16b037cf60f200f64122

        SHA512

        266c3faa9c19213cb74405db0c7efb47113269d570372bf34c63ce1c3e32371a69051c09dbf6f1b4007db3535106c7af6f64077ad13d840a8a0536c1e893a0dd

      • memory/1212-31-0x0000000002980000-0x0000000002981000-memory.dmp

        Filesize

        4KB

      • memory/1292-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1292-16-0x0000000000220000-0x0000000000254000-memory.dmp

        Filesize

        208KB

      • memory/1292-15-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1760-100-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1760-35-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1760-33-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1760-42-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1760-47-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1760-94-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1760-1852-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1760-21-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1760-2622-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1760-3313-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2804-29-0x0000000000400000-0x000000000049E000-memory.dmp

        Filesize

        632KB