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Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    14/06/2024, 22:17

General

  • Target

    7719a3589236c9e95cab982476ba737705e31f127dbbc751383e97a417149d86.exe

  • Size

    857KB

  • MD5

    ae0a75bd41fa2777cc5096949459040a

  • SHA1

    6e82d670d5cefe953db3460e0ac5f4b0a81d4dbe

  • SHA256

    7719a3589236c9e95cab982476ba737705e31f127dbbc751383e97a417149d86

  • SHA512

    de0031d76adb3a3a9aacebcf3d20dab998cefc50ca304d44e2511ab5037db6b72e2e004eeea346b6eba0a3c9391a62a50f49acfb206ebfa9388cf7ae4c684d27

  • SSDEEP

    12288:U7+1X+9w78ram/BfkkHQ08KsRsVzaVtSCUcoMkkvNFx:U7JkAhQ0bsRsVzctSC/oGzx

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:1192
      • C:\Users\Admin\AppData\Local\Temp\7719a3589236c9e95cab982476ba737705e31f127dbbc751383e97a417149d86.exe
        "C:\Users\Admin\AppData\Local\Temp\7719a3589236c9e95cab982476ba737705e31f127dbbc751383e97a417149d86.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:1976
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a1D22.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1944
          • C:\Users\Admin\AppData\Local\Temp\7719a3589236c9e95cab982476ba737705e31f127dbbc751383e97a417149d86.exe
            "C:\Users\Admin\AppData\Local\Temp\7719a3589236c9e95cab982476ba737705e31f127dbbc751383e97a417149d86.exe"
            4⤵
            • Executes dropped EXE
            PID:2684
        • 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:2564
          • C:\Windows\SysWOW64\net.exe
            net stop "Kingsoft AntiVirus Service"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:2712
            • C:\Windows\SysWOW64\net1.exe
              C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
              5⤵
                PID:2464

      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

        f71e7ba4cf294c07f1a6fe00f1d19e1f

        SHA1

        eca23c78a597fec55f7ae28f4ebd145949db3230

        SHA256

        33d01dbe53df1e155b5e4fc1bb509ae9ff12221644eca05fafa09e9f4e930ade

        SHA512

        87a335884b3e630400bdbd21c65021e06163165bb86a7252ccfdcb18ae3045fba3c0dae4f88dd6bb62865f7c92bfed08d637ba2bef63a1693fd2d1134725d150

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

        Filesize

        471KB

        MD5

        4cfdb20b04aa239d6f9e83084d5d0a77

        SHA1

        f22863e04cc1fd4435f785993ede165bd8245ac6

        SHA256

        30ed17ca6ae530e8bf002bcef6048f94dba4b3b10252308147031f5c86ace1b9

        SHA512

        35b4c2f68a7caa45f2bb14b168947e06831f358e191478a6659b49f30ca6f538dc910fe6067448d5d8af4cb8558825d70f94d4bd67709aee414b2be37d49be86

      • C:\Users\Admin\AppData\Local\Temp\$$a1D22.bat

        Filesize

        722B

        MD5

        74ece0f57274ea21c3ab1a3c528e6bab

        SHA1

        a7662caf2143d09bd3f34f0e53005ce659f6f9f9

        SHA256

        597032f9b263265c92e27a86a8ace4f701f1e2693f3f774e47a6bfe6524e666f

        SHA512

        eca6417e442c6526128b4f6c244e2bed764aa374446cf4ce804485c295a6178eb534412e8161c9d801ddc9f5a8c4fe8e8dedaa40c858963f1c7fa1b15d66c038

      • C:\Users\Admin\AppData\Local\Temp\7719a3589236c9e95cab982476ba737705e31f127dbbc751383e97a417149d86.exe.exe

        Filesize

        830KB

        MD5

        0150c09dfd718eac6463f41eee871ef5

        SHA1

        79c2962349792be52601f0b630e5333f9be83ca6

        SHA256

        4a4d96e152480140c7ffe0831935f85f06626c4bee80beac536a218f0c1dc60a

        SHA512

        27bedd1f14a504bb9b14f40a543ceea871d03ca98ffde2fc88e2501be56c292666db140f8e2f9ef2e3394e66fd7db23e31061ed133460fa7a3ce04597833a416

      • C:\Windows\rundl132.exe

        Filesize

        26KB

        MD5

        5d0921ed2fc491cb71853329ed6569e2

        SHA1

        830b1053672e0399c1dba422d89d6bf6d11e6a0c

        SHA256

        25f63aa8f7382433eba471f2b9cca34d063eaed487c2607c3364c636c004be08

        SHA512

        1c8b94d6108eb656392ae063e37cd3e1dfd1eff05c4dccf6ed112abd6b8c2199a0fe8bb42b7b95ca124e72d063c14af0d24ce5abb647bb2c1b5526657417d1f0

      • F:\$RECYCLE.BIN\S-1-5-21-3691908287-3775019229-3534252667-1000\_desktop.ini

        Filesize

        9B

        MD5

        03c36dbecb7f35761f80ba5fc5566da6

        SHA1

        159b7733006187467bda251a1bbb278c141dceb6

        SHA256

        85a53f5b976fb1c26ce14c31e93c1f68997d2d8b09ab9aa2b7e0d32b8e50ec3b

        SHA512

        fe573085d2abef34adcede2f89b1c2810875ab00ef9ba27a1d95ed1dbe93e182fc53d981901a0b8048dd4eb5fdc852b8f0e0c3a0e1a404cbbe70e13a7a14104a

      • memory/1192-34-0x00000000025C0000-0x00000000025C1000-memory.dmp

        Filesize

        4KB

      • memory/1944-38-0x0000000000270000-0x000000000031B000-memory.dmp

        Filesize

        684KB

      • memory/1944-27-0x0000000000270000-0x000000000031B000-memory.dmp

        Filesize

        684KB

      • memory/1944-30-0x0000000000270000-0x000000000031B000-memory.dmp

        Filesize

        684KB

      • memory/1976-0-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/1976-16-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2564-102-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2564-21-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2564-36-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2564-45-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2564-1891-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2564-1679-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2564-3351-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2564-54-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2564-110-0x0000000000400000-0x0000000000434000-memory.dmp

        Filesize

        208KB

      • memory/2684-49-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-57-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-103-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-105-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-55-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-111-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-113-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-46-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-1680-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-47-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-1892-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-37-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-32-0x0000000000240000-0x0000000000241000-memory.dmp

        Filesize

        4KB

      • memory/2684-3352-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-3354-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-3356-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB

      • memory/2684-31-0x0000000000400000-0x00000000004AB000-memory.dmp

        Filesize

        684KB