Analysis

  • max time kernel
    149s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/03/2025, 06:13

General

  • Target

    7ab705f224e5e7c9426f8602ace00f05.exe

  • Size

    23KB

  • MD5

    7ab705f224e5e7c9426f8602ace00f05

  • SHA1

    75e2590e9533919124a80af6bd9b73a62aef538c

  • SHA256

    e371e2c9244e32516ac55ca961b851e201e0f1bc100a4884347646f602438d3f

  • SHA512

    f6ebf8a21d373d0cbc506868371057ed9393971a9451d6561bf51d1a19357a085b2ee9877b2cabaab9048ee27beb89f8e0f3b5f84d7f212bb0497d8711d36fa1

  • SSDEEP

    384:0wz6+T4IjWZFNwXU0eiNUBdvt6lgT+lLOhXxQmRvR6JZlbw8hqIusZzZnq:PTbC81NgRpcnuF

Malware Config

Signatures

  • Njrat family
  • 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
  • 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 use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7ab705f224e5e7c9426f8602ace00f05.exe
    "C:\Users\Admin\AppData\Local\Temp\7ab705f224e5e7c9426f8602ace00f05.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2460
    • C:\Users\Admin\AppData\Local\Temp\server.exe
      "C:\Users\Admin\AppData\Local\Temp\server.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:4696
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:4944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    23KB

    MD5

    7ab705f224e5e7c9426f8602ace00f05

    SHA1

    75e2590e9533919124a80af6bd9b73a62aef538c

    SHA256

    e371e2c9244e32516ac55ca961b851e201e0f1bc100a4884347646f602438d3f

    SHA512

    f6ebf8a21d373d0cbc506868371057ed9393971a9451d6561bf51d1a19357a085b2ee9877b2cabaab9048ee27beb89f8e0f3b5f84d7f212bb0497d8711d36fa1

  • memory/2460-0-0x0000000075092000-0x0000000075093000-memory.dmp

    Filesize

    4KB

  • memory/2460-1-0x0000000075090000-0x0000000075641000-memory.dmp

    Filesize

    5.7MB

  • memory/2460-2-0x0000000075090000-0x0000000075641000-memory.dmp

    Filesize

    5.7MB

  • memory/2460-13-0x0000000075090000-0x0000000075641000-memory.dmp

    Filesize

    5.7MB

  • memory/4696-12-0x0000000075090000-0x0000000075641000-memory.dmp

    Filesize

    5.7MB

  • memory/4696-14-0x0000000075090000-0x0000000075641000-memory.dmp

    Filesize

    5.7MB

  • memory/4696-16-0x0000000075090000-0x0000000075641000-memory.dmp

    Filesize

    5.7MB

  • memory/4696-17-0x0000000075090000-0x0000000075641000-memory.dmp

    Filesize

    5.7MB