Analysis

  • max time kernel
    173s
  • max time network
    180s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29/03/2025, 10:47

Errors

Reason
Machine shutdown

General

  • Target

    Server.exe

  • Size

    93KB

  • MD5

    be8230b1a5ba47dacb5b4d4f990f0da2

  • SHA1

    1c44f6422cdf7117c69ab172625eee8d8a561159

  • SHA256

    c7bd3056f1c01d0d36cd4ee675677f9dd20be0684fe8520f18df7d303c494e94

  • SHA512

    26176c2277701fc6b2dd568cb7e9448a83ebfb4f4394469e24ed44511870b3d57e1cd6b6bbe8a305f2bebb7c701330a5be2e37b1f35c19055f43f640c879e402

  • SSDEEP

    1536:NUwC+xhUa9urgOBPmNvMcjEwzGi1dDGDIgS:NUmUa9urgOkdCi1dYx

Malware Config

Signatures

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 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 3 IoCs

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

  • Modifies data under HKEY_USERS 15 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 45 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Server.exe
    "C:\Users\Admin\AppData\Local\Temp\Server.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:5400
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Server.exe" "Server.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:3816
    • C:\Windows\SysWOW64\Shutdown.exe
      Shutdown -r
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:1020
  • C:\Windows\system32\LogonUI.exe
    "LogonUI.exe" /flags:0x4 /state0:0xa3935855 /state1:0x41c64e6d
    1⤵
    • Modifies data under HKEY_USERS
    • Suspicious use of SetWindowsHookEx
    PID:4092

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/5400-0-0x00000000748A2000-0x00000000748A3000-memory.dmp

    Filesize

    4KB

  • memory/5400-1-0x00000000748A0000-0x0000000074E51000-memory.dmp

    Filesize

    5.7MB

  • memory/5400-2-0x00000000748A0000-0x0000000074E51000-memory.dmp

    Filesize

    5.7MB

  • memory/5400-4-0x00000000748A2000-0x00000000748A3000-memory.dmp

    Filesize

    4KB

  • memory/5400-5-0x00000000748A0000-0x0000000074E51000-memory.dmp

    Filesize

    5.7MB

  • memory/5400-6-0x00000000748A0000-0x0000000074E51000-memory.dmp

    Filesize

    5.7MB

  • memory/5400-7-0x00000000748A0000-0x0000000074E51000-memory.dmp

    Filesize

    5.7MB

  • memory/5400-8-0x00000000748A0000-0x0000000074E51000-memory.dmp

    Filesize

    5.7MB

  • memory/5400-9-0x00000000748A0000-0x0000000074E51000-memory.dmp

    Filesize

    5.7MB

  • memory/5400-10-0x00000000748A0000-0x0000000074E51000-memory.dmp

    Filesize

    5.7MB

  • memory/5400-11-0x00000000748A0000-0x0000000074E51000-memory.dmp

    Filesize

    5.7MB

  • memory/5400-12-0x00000000748A0000-0x0000000074E51000-memory.dmp

    Filesize

    5.7MB

  • memory/5400-13-0x00000000748A0000-0x0000000074E51000-memory.dmp

    Filesize

    5.7MB