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Analysis

  • max time kernel
    149s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    01/09/2024, 06:24

General

  • Target

    53c896e76187e2617f89da3049b3ed25280e8e115da78a0cfd094c575a1b7d58.exe

  • Size

    97KB

  • MD5

    fdd5885d7022316875e54f458abab2b8

  • SHA1

    f1b0e292376d201aa2b60a6408c1365287565d3f

  • SHA256

    53c896e76187e2617f89da3049b3ed25280e8e115da78a0cfd094c575a1b7d58

  • SHA512

    6993e58076b645a3c1b9698686996410e6e2af4b96267a4b4f6ba5a1bd5b6b77041d1abb82d3c21808d0b34d225be698753df71970c7ce7b8604528b2ca9a78a

  • SSDEEP

    1536:Iche+Zk77RNzLiTOQf88qP2CsRdxgwGGCIOunToIfiWdN:Ise+aX3zvQf8l2CHRGgKTBfik

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 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
  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 43 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:1260
      • C:\Users\Admin\AppData\Local\Temp\53c896e76187e2617f89da3049b3ed25280e8e115da78a0cfd094c575a1b7d58.exe
        "C:\Users\Admin\AppData\Local\Temp\53c896e76187e2617f89da3049b3ed25280e8e115da78a0cfd094c575a1b7d58.exe"
        2⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1072
        • C:\Windows\SysWOW64\net.exe
          net stop "Kingsoft AntiVirus Service"
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2700
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2800
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a3082.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2808
          • C:\Users\Admin\AppData\Local\Temp\53c896e76187e2617f89da3049b3ed25280e8e115da78a0cfd094c575a1b7d58.exe
            "C:\Users\Admin\AppData\Local\Temp\53c896e76187e2617f89da3049b3ed25280e8e115da78a0cfd094c575a1b7d58.exe"
            4⤵
            • Executes dropped EXE
            PID:2664
        • 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
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:2144
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2928
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2716
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:3060
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
              • System Location Discovery: System Language Discovery
              PID:2332

    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

      ec71a61715110767626fe1094063291b

      SHA1

      1fd433c484e987ad74fb6dd5026e94eba029f62f

      SHA256

      e737572195b0c4d8df6f1211e324b97191d66ba2b409cfaa2dd07fd5b96a87f4

      SHA512

      61df3880ff6b71b5b2c522678a1ee69011a9387158e3956f6dd8db8e2c76113772fcf2b9979e27ee84d659925d3d44382d9d5da171dcdfb8a3b21c8034297d6f

    • C:\ProgramData\Package Cache\{ca67548a-5ebe-413a-b50c-4b9ceb6d66c6}\vcredist_x64.exe

      Filesize

      478KB

      MD5

      f5cd7b35ea5f0009cdb5355dbc356066

      SHA1

      c06af0b31cdebdc4e31d57f448acb174e5be44b7

      SHA256

      472ce6c84e17f672782a003fa17f8d412c85a25675f83d16b1a1fb7bfc085f6d

      SHA512

      89573e495959ad60f4a4079248f3cfb6991b8c700223538a269d7553baaacd6de837f26cfe1a4f6a6c0940b8d758406ae2d9e85f2e5738371c9025ea699a7d28

    • C:\Users\Admin\AppData\Local\Temp\$$a3082.bat

      Filesize

      722B

      MD5

      058cac0a89738163a5fc353e604bae7a

      SHA1

      09f0a3f45c082b6e2c8f4ef1db9b6455287bd484

      SHA256

      e735b0572e2b99f32ce0bebbdac1425fba457895a83d8e52e10facba7413a1d3

      SHA512

      422107104f724a7f082320986d44765fdfa99ae75db3bb5c0d059380e9e62e6e39c4bd1c0826426318e9ec700cdcc6cc138bd6ea7f33ac87d11036b698bc490f

    • C:\Users\Admin\AppData\Local\Temp\53c896e76187e2617f89da3049b3ed25280e8e115da78a0cfd094c575a1b7d58.exe.exe

      Filesize

      64KB

      MD5

      ae6ce17005c63b7e9bf15a2a21abb315

      SHA1

      9b6bdfb9d648fa422f54ec07b8c8ea70389c09eb

      SHA256

      4a3387a54eeca83f3a8ff1f5f282f7966c9e7bfe159c8eb45444cab01b3e167e

      SHA512

      c883a5f599540d636efc8c0abc05aab7bad0aa1b10ab507f43f18e0fba905a10b94ff2f1ba10ae0fee15cc1b90a165a768dc078fda0ac27474f0eef66f6a11af

    • C:\Windows\Logo1_.exe

      Filesize

      33KB

      MD5

      c4ec2631f0913b349423b6d2bd687a6b

      SHA1

      9b9ae1664a063db7e1bd53073f6f1c3a62fa0e55

      SHA256

      cdaed7acb956972ce40a95412620150fcf1428c34a8ddbd0e9f0742df0d885bb

      SHA512

      a8ba683aa3c9d607d7ef9c3ec28a924b23be85a90e5334eb2a9f6edb8117442a818608c44f010b2bdaec052319fcc6436b5628408f4ebb82d207196df1729e86

    • F:\$RECYCLE.BIN\S-1-5-21-2703099537-420551529-3771253338-1000\_desktop.ini

      Filesize

      8B

      MD5

      4b4a61d6d446a36ccde31e7ebd6e7aeb

      SHA1

      6abcca1983b34a570385eb5b421b92449c851dfc

      SHA256

      d685543d9800644339454e98bc6c2f9ccea646fd51fdb5181583ca60fcdef8e9

      SHA512

      c25ac03153db7beb8b163c82e5ef75e916346047a00202825b79797b6259f877eea6fac6ea333743d7e423d5fc65d713e9e0cafc0631321beab8ae01ede9ee65

    • memory/1072-17-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/1072-33-0x00000000001C0000-0x00000000001FF000-memory.dmp

      Filesize

      252KB

    • memory/1072-0-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/1072-18-0x00000000001C0000-0x00000000001FF000-memory.dmp

      Filesize

      252KB

    • memory/1260-29-0x00000000025B0000-0x00000000025B1000-memory.dmp

      Filesize

      4KB

    • memory/2144-34-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/2144-19-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/2144-3004-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB

    • memory/2144-4188-0x0000000000400000-0x000000000043F000-memory.dmp

      Filesize

      252KB