Analysis

  • max time kernel
    25s
  • max time network
    25s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241007-en
  • resource tags

    arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    28-12-2024 15:35

General

  • Target

    SearchUII.exe

  • Size

    27KB

  • MD5

    24453759fc86d34383bd0ffc722bbfb5

  • SHA1

    495fa07508f0e79d9ce26f9179285d41303ce402

  • SHA256

    ff4bc7221036ee331d8b913f12aec34493c11b6c2655dc15cf4281a6306126ab

  • SHA512

    aad86f8232a676e1705319f0da2c45a89b533ecf5e8bcbc95d610683247f028b57ae7bf8b791468f6ce9b34962778cec205b48c4612c95c82967bb223ad30db9

  • SSDEEP

    768:wMSHQDF42Ko1dtSHP+ycnzLOhTErXjHc:tB9Ko1b7OBErXj8

Malware Config

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 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 2 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SearchUII.exe
    "C:\Users\Admin\AppData\Local\Temp\SearchUII.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3352
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\SearchUII.exe" "SearchUII.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:4548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3352-0-0x000000007488E000-0x000000007488F000-memory.dmp

    Filesize

    4KB

  • memory/3352-1-0x0000000000FA0000-0x0000000000FAE000-memory.dmp

    Filesize

    56KB

  • memory/3352-2-0x000000007488E000-0x000000007488F000-memory.dmp

    Filesize

    4KB

  • memory/3352-3-0x0000000005AA0000-0x0000000005B3C000-memory.dmp

    Filesize

    624KB

  • memory/3352-4-0x00000000060F0000-0x0000000006696000-memory.dmp

    Filesize

    5.6MB

  • memory/3352-5-0x0000000074880000-0x0000000075031000-memory.dmp

    Filesize

    7.7MB

  • memory/3352-6-0x0000000005C50000-0x0000000005CE2000-memory.dmp

    Filesize

    584KB

  • memory/3352-7-0x0000000005D10000-0x0000000005D1A000-memory.dmp

    Filesize

    40KB

  • memory/3352-8-0x00000000066A0000-0x0000000006706000-memory.dmp

    Filesize

    408KB

  • memory/3352-9-0x0000000074880000-0x0000000075031000-memory.dmp

    Filesize

    7.7MB