Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    07/05/2024, 07:19

General

  • Target

    14cfaf877c7698d5fc87d844f66d2b917709070f5feb4e33e10b11017c02fb1e.exe

  • Size

    404KB

  • MD5

    0bd29ecec69f403fa146df188c4406ed

  • SHA1

    7482ed095cc4ad13e43bdef78aa3690cb8b9a762

  • SHA256

    14cfaf877c7698d5fc87d844f66d2b917709070f5feb4e33e10b11017c02fb1e

  • SHA512

    e930c020b45d04f3fd18afc9fe39ec860ed611fdb547a33c47e4034c2b0599b50715727999cee710008b6502a69af0eb46d1eae468c1a69761da1a510b482173

  • SSDEEP

    6144:3w9D91dOrcN3ZGXNYFNmIkYvUIelVjjVtGRyFH4:gtRfJcNYFNm8UhlZGse

Malware Config

Signatures

  • Blocklisted process makes network request 10 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 6 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 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\14cfaf877c7698d5fc87d844f66d2b917709070f5feb4e33e10b11017c02fb1e.exe
    "C:\Users\Admin\AppData\Local\Temp\14cfaf877c7698d5fc87d844f66d2b917709070f5feb4e33e10b11017c02fb1e.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2084
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\gasyt.exe "C:\Users\Admin\AppData\Local\Temp\14cfaf877c7698d5fc87d844f66d2b917709070f5feb4e33e10b11017c02fb1e.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1736
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • Runs ping.exe
        PID:1656
      • C:\Users\Admin\AppData\Local\Temp\gasyt.exe
        C:\Users\Admin\AppData\Local\Temp\\gasyt.exe "C:\Users\Admin\AppData\Local\Temp\14cfaf877c7698d5fc87d844f66d2b917709070f5feb4e33e10b11017c02fb1e.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2528
        • \??\c:\windows\SysWOW64\rundll32.exe
          c:\windows\system32\rundll32.exe "c:\Program Files\jqgpfdr\dbedvdx.dll",Verify C:\Users\Admin\AppData\Local\Temp\gasyt.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:2616

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \??\c:\Program Files\jqgpfdr\dbedvdx.dll

          Filesize

          228KB

          MD5

          2673ebc6fe10cc72b07868bea94353b6

          SHA1

          4f928afbdd5718872a26ff4d34eb59ab3fde53c3

          SHA256

          0679a659b1a3aa2d28be4eb55da73477daa91e640c5699f406b8e428f2e9543e

          SHA512

          cbd411664b527bb8762aadd2374606e4cc62f91bac657a440d8badb1e3d06ccf02f22047a5e386fde9d068f22856381316bd74e04e1e15c48f5c06eb83effefd

        • \Users\Admin\AppData\Local\Temp\gasyt.exe

          Filesize

          404KB

          MD5

          782312d397dabd5899aa0bc023af409b

          SHA1

          e9325da33a69c170e721aef5d24c901163860d24

          SHA256

          28424092d478e6d2921c8b146d1f87c70d35c83dde5dd71ca7f783b35194815a

          SHA512

          967d42c5ce807149fe98f8da016478c12341a20f6000909c57bdc1f03f2de178c7ce9ecd59966b8291d21181ef00db6cbab45e29cfeebc2b72626ef70f323ecf

        • memory/1736-8-0x00000000001C0000-0x0000000000224000-memory.dmp

          Filesize

          400KB

        • memory/1736-7-0x00000000001C0000-0x0000000000224000-memory.dmp

          Filesize

          400KB

        • memory/2084-0-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/2084-2-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/2528-11-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/2528-9-0x0000000000400000-0x0000000000464000-memory.dmp

          Filesize

          400KB

        • memory/2616-18-0x0000000010000000-0x0000000010080000-memory.dmp

          Filesize

          512KB

        • memory/2616-19-0x0000000010000000-0x0000000010080000-memory.dmp

          Filesize

          512KB

        • memory/2616-17-0x0000000010000000-0x0000000010080000-memory.dmp

          Filesize

          512KB

        • memory/2616-20-0x0000000010000000-0x0000000010080000-memory.dmp

          Filesize

          512KB

        • memory/2616-22-0x0000000010000000-0x0000000010080000-memory.dmp

          Filesize

          512KB