Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-12-2024 14:14

General

  • Target

    fdab671fc30cd30956d58c4b148fc1164cf45c9d766bb0e5b34f144b40d68516.exe

  • Size

    93KB

  • MD5

    87301d7789d34f5f9e2d497b4d9b8f88

  • SHA1

    b65a76d11f1d2e44d6f5113cf0212bc36abb17b1

  • SHA256

    fdab671fc30cd30956d58c4b148fc1164cf45c9d766bb0e5b34f144b40d68516

  • SHA512

    e60f39a599e59e72137edc83b00704abd716fbadc2a46b942aa325491a9af02628b2225123ba27ed09c077933b526917b3004d7e6659708e43308eb1fbfe7856

  • SSDEEP

    1536:jey1GkeUqZJO5kNSimjEwzGi1dDYDfgS:jedUqZJOiAOi1dO4

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 3 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 9 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fdab671fc30cd30956d58c4b148fc1164cf45c9d766bb0e5b34f144b40d68516.exe
    "C:\Users\Admin\AppData\Local\Temp\fdab671fc30cd30956d58c4b148fc1164cf45c9d766bb0e5b34f144b40d68516.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3408
    • C:\Users\Admin\AppData\Roaming\server.exe
      "C:\Users\Admin\AppData\Roaming\server.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3716
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:4612
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall delete allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe"
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:3860
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:1476

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\app

    Filesize

    5B

    MD5

    8f11404a507cfb98455f89a534077f73

    SHA1

    0716c668f504450353527aff1a6457b8348cf435

    SHA256

    f7c301f3fcce1c2444b540090e5024f0cea1806ab8ae1d81901ecc3b63334cbb

    SHA512

    85403dd06da5851e8c4d727ca8d87cc0e7ff4974942ec22123366684ed0e51b543a29b6d2521e2e65784c69884fde8d711e5064f104b098293fcd18c44769492

  • C:\Users\Admin\AppData\Roaming\server.exe

    Filesize

    93KB

    MD5

    87301d7789d34f5f9e2d497b4d9b8f88

    SHA1

    b65a76d11f1d2e44d6f5113cf0212bc36abb17b1

    SHA256

    fdab671fc30cd30956d58c4b148fc1164cf45c9d766bb0e5b34f144b40d68516

    SHA512

    e60f39a599e59e72137edc83b00704abd716fbadc2a46b942aa325491a9af02628b2225123ba27ed09c077933b526917b3004d7e6659708e43308eb1fbfe7856

  • memory/3408-0-0x0000000074882000-0x0000000074883000-memory.dmp

    Filesize

    4KB

  • memory/3408-1-0x0000000074880000-0x0000000074E31000-memory.dmp

    Filesize

    5.7MB

  • memory/3408-2-0x0000000074880000-0x0000000074E31000-memory.dmp

    Filesize

    5.7MB

  • memory/3408-14-0x0000000074880000-0x0000000074E31000-memory.dmp

    Filesize

    5.7MB

  • memory/3716-13-0x0000000074880000-0x0000000074E31000-memory.dmp

    Filesize

    5.7MB

  • memory/3716-15-0x0000000074880000-0x0000000074E31000-memory.dmp

    Filesize

    5.7MB

  • memory/3716-43-0x0000000074880000-0x0000000074E31000-memory.dmp

    Filesize

    5.7MB