Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-09-2024 07:01

General

  • Target

    1cd3ab361978536d255091f7ec0cc8721ae74a8e80f02738c9d7991d25551bd7.exe

  • Size

    144KB

  • MD5

    9e5f24b6ffd6fab88c8f25aee97da105

  • SHA1

    af19820638f6b41f6aca8d77f3e37218e3dddcf7

  • SHA256

    1cd3ab361978536d255091f7ec0cc8721ae74a8e80f02738c9d7991d25551bd7

  • SHA512

    056c20c0c9d498316d6ca1e1d67067fe7d258aa59986ac3df4623c2bf9ca489126e752feca0c165ae68c2f6dce4ddc4a4050d83a254774e9852c53ce11306f32

  • SSDEEP

    3072:p7roFcOl+gDBiVzfa2fI9UwNQ7N2tSUFKrlrbnP25ZTEEK:NrW/5sli2Q9UwNQ7N2tSUFKrlrbnP25Z

Malware Config

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

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

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

  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1cd3ab361978536d255091f7ec0cc8721ae74a8e80f02738c9d7991d25551bd7.exe
    "C:\Users\Admin\AppData\Local\Temp\1cd3ab361978536d255091f7ec0cc8721ae74a8e80f02738c9d7991d25551bd7.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2804
    • C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe
      "C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:412
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\WindowsServices.exe" "WindowsServices.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:1068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    144KB

    MD5

    9e5f24b6ffd6fab88c8f25aee97da105

    SHA1

    af19820638f6b41f6aca8d77f3e37218e3dddcf7

    SHA256

    1cd3ab361978536d255091f7ec0cc8721ae74a8e80f02738c9d7991d25551bd7

    SHA512

    056c20c0c9d498316d6ca1e1d67067fe7d258aa59986ac3df4623c2bf9ca489126e752feca0c165ae68c2f6dce4ddc4a4050d83a254774e9852c53ce11306f32

  • memory/412-14-0x0000000074A60000-0x0000000075011000-memory.dmp

    Filesize

    5.7MB

  • memory/412-15-0x0000000074A60000-0x0000000075011000-memory.dmp

    Filesize

    5.7MB

  • memory/412-17-0x0000000074A60000-0x0000000075011000-memory.dmp

    Filesize

    5.7MB

  • memory/412-19-0x0000000074A60000-0x0000000075011000-memory.dmp

    Filesize

    5.7MB

  • memory/412-20-0x0000000074A60000-0x0000000075011000-memory.dmp

    Filesize

    5.7MB

  • memory/412-21-0x0000000074A60000-0x0000000075011000-memory.dmp

    Filesize

    5.7MB

  • memory/2804-0-0x0000000074A62000-0x0000000074A63000-memory.dmp

    Filesize

    4KB

  • memory/2804-1-0x0000000074A60000-0x0000000075011000-memory.dmp

    Filesize

    5.7MB

  • memory/2804-2-0x0000000074A60000-0x0000000075011000-memory.dmp

    Filesize

    5.7MB

  • memory/2804-16-0x0000000074A60000-0x0000000075011000-memory.dmp

    Filesize

    5.7MB