Analysis

  • max time kernel
    135s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2023, 02:29

General

  • Target
    ChatGPT4.exe
  • Size 10.9MB
  • Sample230603-cykr2afb95
  • SHA256 2fc949e23c1f908288f59ee5f760cb3d7634bb1cb473072916eb770c69c553d5
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 7 IoCs
  • Enumerates connected drives 3 TTPs 48 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 15 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ChatGPT4.exe
    "C:\Users\Admin\AppData\Local\Temp\ChatGPT4.exe"
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4740
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1496
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 6F3C53095FD93B320DDCEBBAC2A706C1 C
      2⤵
      • Loads dropped DLL
      PID:4732

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        MSI9197.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI9197.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        MSI9197.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI9197.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        MSI92D1.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI92D1.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        MSI92D1.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI92D1.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        MSI9310.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI9310.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        MSI9310.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI9310.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        MSI9310.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI9310.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        MSI9340.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI9340.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        MSI9340.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI9340.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        MSI9370.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI9370.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        MSI9370.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI9370.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        MSI9517.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI9517.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        MSI9517.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI9517.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        MSI9566.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI9566.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        MSI9566.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSI9566.tmp
        • Size 555KB
        • SHA256 6cb47f74d25952c087bd9f04eea54e0c0e80cc9e6b052f2bdc1d8a328ac955be
        • MD5 SHA1 SHA512 SSDEEP

        ChatGPT.msi

        • Path C:\Users\Admin\AppData\Roaming\ChatGPT\ChatGPT 1.5.9\install\9859550\ChatGPT.msi
        • Size 1.8MB
        • SHA256 bcf88e4961378b50b73e394c97aba85b95561bd7e4af457e6412cab20e041fb2
        • MD5 SHA1 SHA512 SSDEEP

        dialog.jpg

        • Path C:\Windows\SystemTemp\AI_EXTUI_BIN_4740\dialog.jpg
        • Size 10KB
        • SHA256 9c44745b7dcee21460bddddbfa926fe60d2680e38bb0ce65354cbd7a0445b97f
        • MD5 SHA1 SHA512 SSDEEP