Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/05/2024, 07:21

General

  • Target

    2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe

  • Size

    405KB

  • MD5

    71f9fe350a148a7827d102f1c924bde0

  • SHA1

    2ef2a321bdcc7e08bf40ef49e0f3ec7e751c8507

  • SHA256

    2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c

  • SHA512

    e66fc90a432200f7afd4be9ba8da3e20389f7b7aae92b708ec11cb29ee939072b61828791ba2f444c01423ca7aa6a5c0e1c604c74bd590600788dbd7c162a792

  • SSDEEP

    6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4:gtRfJcNYFNm8UhlZGse

Malware Config

Signatures

  • Blocklisted process makes network request 8 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe
    "C:\Users\Admin\AppData\Local\Temp\2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4316
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\moqygyyci.exe "C:\Users\Admin\AppData\Local\Temp\2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4908
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • Runs ping.exe
        PID:844
      • C:\Users\Admin\AppData\Local\Temp\moqygyyci.exe
        C:\Users\Admin\AppData\Local\Temp\\moqygyyci.exe "C:\Users\Admin\AppData\Local\Temp\2b480e9f489aeec3df891a1d7f60768636b4556becd27ed02dfbfb2f769f914c.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3100
        • \??\c:\windows\SysWOW64\rundll32.exe
          c:\windows\system32\rundll32.exe "c:\Program Files\zboiz\mwvhdgyt.dll",Verify C:\Users\Admin\AppData\Local\Temp\moqygyyci.exe
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:460

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\moqygyyci.exe

          Filesize

          405KB

          MD5

          3aee152438bb12fa784ed99f222d32da

          SHA1

          ade3b65e4d9cf60427732bd45d928e0719398340

          SHA256

          b390292351a9c3566c9ea32caf8829a76ac79ffdd8551031ee145fa87baa7a9e

          SHA512

          0a963b70e7b931a6c8dda6f616a4aca200e6bfdbaa68b7316a87bb096d9ec4b6f998254a48b690434cf83f6c24c88cea26dc75bda8c93d358115290d217b922b

        • \??\c:\Program Files\zboiz\mwvhdgyt.dll

          Filesize

          228KB

          MD5

          4a833b0837f728cd135ea90603254748

          SHA1

          db306ba10b342b3267e7c2f72e5b8877dfafc8be

          SHA256

          86d9b0e04c1ab6030a1aa3a724bd324bf8a581873d5c815c88f246e1df0fcd4a

          SHA512

          aaf31fd37eb50f35c154ce72696dadea71cec2b77f12e4f6e3f9d2e40e60fbd1798299be333af2bb763c62a8145f9ae81a232843bb132d58a676c57941dac34c

        • memory/460-10-0x0000000010000000-0x0000000010080000-memory.dmp

          Filesize

          512KB

        • memory/460-11-0x0000000010000000-0x0000000010080000-memory.dmp

          Filesize

          512KB

        • memory/460-13-0x0000000010000000-0x0000000010080000-memory.dmp

          Filesize

          512KB

        • memory/3100-7-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/4316-0-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/4316-2-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB