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Analysis

  • max time kernel
    149s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/04/2024, 11:47

General

  • Target

    336e9a72afce3663806bf222928ef44c6c4adfd18d302ece28ae4c260f74ffff.exe

  • Size

    39KB

  • MD5

    2cea0c6a075971886b07f20a5a7a8d18

  • SHA1

    bb994210d2a23811d2e98c25f5b8e92dc344ae5f

  • SHA256

    336e9a72afce3663806bf222928ef44c6c4adfd18d302ece28ae4c260f74ffff

  • SHA512

    6cc95868b7b6858df9be24b868671fc774586e1bb3bdd4fc394973415ac02b06797a6a25d2a4f7e3d3f72843e37792a1a046a8bce4a818bfcd63a4268463d411

  • SSDEEP

    768:p516GVRu1yK9fMnJG2V9dHS8DuHbKn/jGx:pv3SHuJV9NHuHbKSx

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 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
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3568
      • C:\Users\Admin\AppData\Local\Temp\336e9a72afce3663806bf222928ef44c6c4adfd18d302ece28ae4c260f74ffff.exe
        "C:\Users\Admin\AppData\Local\Temp\336e9a72afce3663806bf222928ef44c6c4adfd18d302ece28ae4c260f74ffff.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:4896
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a58DE.bat
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:3032
          • C:\Users\Admin\AppData\Local\Temp\336e9a72afce3663806bf222928ef44c6c4adfd18d302ece28ae4c260f74ffff.exe
            "C:\Users\Admin\AppData\Local\Temp\336e9a72afce3663806bf222928ef44c6c4adfd18d302ece28ae4c260f74ffff.exe"
            4⤵
            • Executes dropped EXE
            PID:4704
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 4704 -s 1016
              5⤵
              • Program crash
              PID:3088
        • 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:4108
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:1628
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2896
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4704 -ip 4704
        1⤵
          PID:4728

        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

          254KB

          MD5

          4aaa245ff034f0f7748335aab26f0a66

          SHA1

          892ec26603207dbb1f44ed51e96bddf38e40155b

          SHA256

          585a81cd9d4bb39b76878de22d22252cfbd331da2cca7ea6e104c923ad6c1b01

          SHA512

          2260a0364e79f25cb7236491ebe794de23891e7ee83656eef110fe5d2ef6168ccf3b29900a298fefcdee3aaa53dd9860366c34c8a18646b631225ee740af730f

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

          Filesize

          573KB

          MD5

          93034dba7d2bc4bf602048bc84966fa2

          SHA1

          6d187efddbdb105ab6768f147b43e7c31c3997d0

          SHA256

          f8f8c2edb724bcdf45802c9f09adcf38b39986e4c11dd6afa0090c972059c757

          SHA512

          ce2e44f92f88eca02f6d7282e0a8f6d7408aafed42f35037890261d9b28f4fed7be403640c057968e6773001496f97197497e942024cad124900f5dfde072a1c

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

          Filesize

          639KB

          MD5

          c8d281da4c32df16eef470c27c8cb459

          SHA1

          00efc9f6844bfaa37c264b6452c6a7356638ab10

          SHA256

          058c81e5a07f2c6c33cf28dff71d07ad8f179046108d945159957e891bfd9c62

          SHA512

          e3c79e19f620068f668d4ebaa5097f1a95a30dabb8dce75f3787171dddbea9f684fc7ce8d1011a398f38084d7af96dd1ff9a02d25906aab9b13861b8363d24bb

        • C:\Users\Admin\AppData\Local\Temp\$$a58DE.bat

          Filesize

          722B

          MD5

          ef3f11386930543b01c679a061109080

          SHA1

          37851ee031e65b560d0a9201f35e4a97de92d3b0

          SHA256

          653f8099ddddb0b71ad9ea1f0f6ca83471886c4fd34b5e388c018331eec16994

          SHA512

          b66dec9c52ac5c295d9851ffc32348be52b23d03cc106f32dbc87875c57d5dd2594693d0e3753365cc5664ece17969979f87e1efca3d202dec7ae538bad9b132

        • C:\Users\Admin\AppData\Local\Temp\336e9a72afce3663806bf222928ef44c6c4adfd18d302ece28ae4c260f74ffff.exe.exe

          Filesize

          10KB

          MD5

          67f64a3ef10630d8305944d4c902e73e

          SHA1

          60ef09c067993aa87fd3dbfc10ae552f75ea4a82

          SHA256

          663e8961961141247a8a5cd305b7c2d53ab1f8deaebcd60728ab73a0ec52fa79

          SHA512

          35649265e61ebea7959a1d506298858faeeb0092e1ee1e01d5ceafcb678fbf7aea095de06a746afc41ee9fe0b3c250000cfcdbaea315e118e24a54999cf08b3b

        • C:\Windows\Logo1_.exe

          Filesize

          29KB

          MD5

          c5155b96f66956ca08b4e42147111980

          SHA1

          e9af8321fd989544d0e429c6b9abc4dade3de3e4

          SHA256

          6fc7c42e92228d2aec2c4e86f01d0d097f2850053368caf26f9556664025b0e5

          SHA512

          cfe46fe841ca89f2a22e99baccba837eede7b0697e6a5382c96a5ca760e791a0aa1657187fc513d3e7fff59d13f8f3c8f1b14a56e6b7de07a0a7ac93cc091c28

        • F:\$RECYCLE.BIN\S-1-5-21-259785868-298165991-4178590326-1000\_desktop.ini

          Filesize

          9B

          MD5

          2be02af4dacf3254e321ffba77f0b1c6

          SHA1

          d8349307ec08d45f2db9c9735bde8f13e27a551d

          SHA256

          766fe9c47ca710d9a00c08965550ee7de9cba2d32d67e4901e8cec7e33151d16

          SHA512

          57f61e1b939ed98e6db460ccdbc36a1460b727a99baac0e3b041666dedcef11fcd72a486d91ec7f0ee6e1aec40465719a6a5c22820c28be1066fe12fcd47ddd0

        • memory/4108-41-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/4108-37-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/4108-5236-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/4108-4797-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/4108-24-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/4108-12-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/4108-31-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/4108-1232-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/4108-139-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/4704-18-0x00000000750C0000-0x0000000075870000-memory.dmp

          Filesize

          7.7MB

        • memory/4704-20-0x0000000005B90000-0x0000000006134000-memory.dmp

          Filesize

          5.6MB

        • memory/4704-19-0x0000000000C20000-0x0000000000C28000-memory.dmp

          Filesize

          32KB

        • memory/4704-22-0x00000000750C0000-0x0000000075870000-memory.dmp

          Filesize

          7.7MB

        • memory/4704-21-0x0000000005680000-0x0000000005712000-memory.dmp

          Filesize

          584KB

        • memory/4896-0-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB

        • memory/4896-8-0x0000000000400000-0x0000000000436000-memory.dmp

          Filesize

          216KB