Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    03/09/2023, 18:33

General

  • Target

    2aee92c0fe49edc3df621602f7b71e450a1005d4fd398c2c3e1fa18046811a26.exe

  • Size

    46KB

  • MD5

    73398a0bf29a4720255a5beef6a13fa4

  • SHA1

    51589931d17292d07ba303fb39033d0000b92109

  • SHA256

    2aee92c0fe49edc3df621602f7b71e450a1005d4fd398c2c3e1fa18046811a26

  • SHA512

    8ef11a8ac847244a8a99c642d3af37a2aedd179398235f32a01882a3c89f4da2771956844f507ebfc0f12e56cdfa65881a1a1030227cae332462c3b934c31376

  • SSDEEP

    768:qXi1ODKAaDMG8H92RwZNQSw+JnbmQj3FZJ9Vs9XnsDdnV9P8fGZ2Fl/flDG7OUfS:4kfgLdQAQfwt7FZJ92BsJV9q/f2OUfS

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 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:1260
      • C:\Users\Admin\AppData\Local\Temp\2aee92c0fe49edc3df621602f7b71e450a1005d4fd398c2c3e1fa18046811a26.exe
        "C:\Users\Admin\AppData\Local\Temp\2aee92c0fe49edc3df621602f7b71e450a1005d4fd398c2c3e1fa18046811a26.exe"
        2⤵
        • Drops file in Windows directory
        • Suspicious use of WriteProcessMemory
        PID:2976
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c C:\Users\Admin\AppData\Local\Temp\$$a424E.bat
          3⤵
          • Deletes itself
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2208
          • C:\Users\Admin\AppData\Local\Temp\2aee92c0fe49edc3df621602f7b71e450a1005d4fd398c2c3e1fa18046811a26.exe
            "C:\Users\Admin\AppData\Local\Temp\2aee92c0fe49edc3df621602f7b71e450a1005d4fd398c2c3e1fa18046811a26.exe"
            4⤵
            • Executes dropped EXE
            PID:2780
        • 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:1092
    • C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2592
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        2⤵
          PID:2752

      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

              e3814985e9def49c8637855d607cfb03

              SHA1

              b2efb6f0b83e7d8f4fb9d6a5b2e78007cd1aee09

              SHA256

              fdf1aea0605cddda4188c062841c8107cc4e2876eb5ee1c28dc2c12bb6b8402f

              SHA512

              c07faa8b0c05ce99b58eec61794c08250b7a900d22d7e238fc848405a5bc75ac1ed23f6ff984746257dcccc8efc7d6662728edc85e5dc3a81754fda08e86a1ff

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

              Filesize

              471KB

              MD5

              1a0dbecba0dbb963c2f3b0448796d47a

              SHA1

              5c0b5d378d3614fe984ce2915b5720886992da0c

              SHA256

              1ea2fb84177a921bc3df4763c3da53a970e192f93f6175d09696ded019e50cf8

              SHA512

              8e25dc08fa6f280a6bc1ccacb1ce665ab055b5d539f8915915fc7536c90185a221cb0c50a02d34b521b871b8487a155b9c40a5f25df87306e1df24ca7e96da25

            • C:\Users\Admin\AppData\Local\Temp\$$a424E.bat

              Filesize

              722B

              MD5

              d99b00984ddc6ef965d7f0802e45dc8f

              SHA1

              054bd76dba955741beff46fa17e320f76d26411f

              SHA256

              271a760b051c3938c23bec9185623f70a5dc7e052be70c4c16a13f8b995a1d61

              SHA512

              5823a33ef070298fd446aaae6f62f6f023a76717267e32c8269ad389aa8ecb178ce64b764de94235fb405c7c126ffccc66ad3baff50cc76d4bc8b6eaefbede8c

            • C:\Users\Admin\AppData\Local\Temp\$$a424E.bat

              Filesize

              722B

              MD5

              d99b00984ddc6ef965d7f0802e45dc8f

              SHA1

              054bd76dba955741beff46fa17e320f76d26411f

              SHA256

              271a760b051c3938c23bec9185623f70a5dc7e052be70c4c16a13f8b995a1d61

              SHA512

              5823a33ef070298fd446aaae6f62f6f023a76717267e32c8269ad389aa8ecb178ce64b764de94235fb405c7c126ffccc66ad3baff50cc76d4bc8b6eaefbede8c

            • C:\Users\Admin\AppData\Local\Temp\2aee92c0fe49edc3df621602f7b71e450a1005d4fd398c2c3e1fa18046811a26.exe

              Filesize

              20KB

              MD5

              eecbaf85768c517873d9d252a80b195f

              SHA1

              029a51833a50acedd0cab3b4346e00c4410fe6e2

              SHA256

              db5e89efdc811020d02ecbcd908a118baadfaf65a54b2b6d8ff413a49b750e02

              SHA512

              fdd70770b4c42c03f85ce5c9b081df48313bc0415b1085193ea259c114befa93eff0136129b7d99f591268c546e8652512b468275b0b905497d576af9bdad4ec

            • C:\Users\Admin\AppData\Local\Temp\2aee92c0fe49edc3df621602f7b71e450a1005d4fd398c2c3e1fa18046811a26.exe.exe

              Filesize

              20KB

              MD5

              eecbaf85768c517873d9d252a80b195f

              SHA1

              029a51833a50acedd0cab3b4346e00c4410fe6e2

              SHA256

              db5e89efdc811020d02ecbcd908a118baadfaf65a54b2b6d8ff413a49b750e02

              SHA512

              fdd70770b4c42c03f85ce5c9b081df48313bc0415b1085193ea259c114befa93eff0136129b7d99f591268c546e8652512b468275b0b905497d576af9bdad4ec

            • C:\Windows\Logo1_.exe

              Filesize

              26KB

              MD5

              2ed48f33e7fcab6c130f0192018f4a91

              SHA1

              31c7aa77eb1bccf88e11d92633d07cea1c53a6f0

              SHA256

              0fbde81b9d7adffaf038060837e66644fc9a6f33ffdde8a6d710c82aa65d8cbd

              SHA512

              3e6ef97e4bcc583c350f64f284abb8dfd387d31fb6133bf1aca1e39d6242f222991fb62d01e2ede90e378cf09e3e90074899ff8ecd7ff5959781bc08514f386e

            • C:\Windows\Logo1_.exe

              Filesize

              26KB

              MD5

              2ed48f33e7fcab6c130f0192018f4a91

              SHA1

              31c7aa77eb1bccf88e11d92633d07cea1c53a6f0

              SHA256

              0fbde81b9d7adffaf038060837e66644fc9a6f33ffdde8a6d710c82aa65d8cbd

              SHA512

              3e6ef97e4bcc583c350f64f284abb8dfd387d31fb6133bf1aca1e39d6242f222991fb62d01e2ede90e378cf09e3e90074899ff8ecd7ff5959781bc08514f386e

            • C:\Windows\Logo1_.exe

              Filesize

              26KB

              MD5

              2ed48f33e7fcab6c130f0192018f4a91

              SHA1

              31c7aa77eb1bccf88e11d92633d07cea1c53a6f0

              SHA256

              0fbde81b9d7adffaf038060837e66644fc9a6f33ffdde8a6d710c82aa65d8cbd

              SHA512

              3e6ef97e4bcc583c350f64f284abb8dfd387d31fb6133bf1aca1e39d6242f222991fb62d01e2ede90e378cf09e3e90074899ff8ecd7ff5959781bc08514f386e

            • C:\Windows\rundl132.exe

              Filesize

              26KB

              MD5

              2ed48f33e7fcab6c130f0192018f4a91

              SHA1

              31c7aa77eb1bccf88e11d92633d07cea1c53a6f0

              SHA256

              0fbde81b9d7adffaf038060837e66644fc9a6f33ffdde8a6d710c82aa65d8cbd

              SHA512

              3e6ef97e4bcc583c350f64f284abb8dfd387d31fb6133bf1aca1e39d6242f222991fb62d01e2ede90e378cf09e3e90074899ff8ecd7ff5959781bc08514f386e

            • F:\$RECYCLE.BIN\S-1-5-21-607259312-1573743425-2763420908-1000\_desktop.ini

              Filesize

              8B

              MD5

              95127a81ba5781b47158c7bade11f958

              SHA1

              fa289ca07d3998db8f732dc188ff099b7dcefd86

              SHA256

              4b413fdd0fc873cb5cf1b957078e2786827cb8d3665159e02b7bfda486133aaf

              SHA512

              c1403a7b2e462b09a03f09ba4ecff788db0d0402c09086b65c435c606a5c898ebc9959e47f77a5985881eee0e4364b035a3fa926672e8b61e2cc9bf7c3b169a0

            • \Users\Admin\AppData\Local\Temp\2aee92c0fe49edc3df621602f7b71e450a1005d4fd398c2c3e1fa18046811a26.exe

              Filesize

              20KB

              MD5

              eecbaf85768c517873d9d252a80b195f

              SHA1

              029a51833a50acedd0cab3b4346e00c4410fe6e2

              SHA256

              db5e89efdc811020d02ecbcd908a118baadfaf65a54b2b6d8ff413a49b750e02

              SHA512

              fdd70770b4c42c03f85ce5c9b081df48313bc0415b1085193ea259c114befa93eff0136129b7d99f591268c546e8652512b468275b0b905497d576af9bdad4ec

            • memory/1092-1850-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1092-31-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1092-39-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1092-45-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1092-91-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1092-98-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1092-178-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1092-21-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1092-3310-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/1260-29-0x0000000002A10000-0x0000000002A11000-memory.dmp

              Filesize

              4KB

            • memory/2976-15-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2976-0-0x0000000000400000-0x0000000000434000-memory.dmp

              Filesize

              208KB

            • memory/2976-20-0x00000000001B0000-0x00000000001E4000-memory.dmp

              Filesize

              208KB