Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-01-2025 07:55

General

  • Target

    bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe

  • Size

    126KB

  • MD5

    94b772b40b8c5f50bb79b5c6dffec717

  • SHA1

    926e3cc4b931413c65b45566dd33321ec0927b5e

  • SHA256

    bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5

  • SHA512

    b7e101959eb9c8185ab510d68f9189da6164c0d5b4ff44c1ccbfc95b2f923eb26c2811669b9e2d1c1b250e624877cfd357c5ebcf40fb6b722116fa34a58d5e3a

  • SSDEEP

    3072:vuLnX/KXM/G14oxZKWcvu/jcAWgI3bUbn0K:va/8MxQKWc27c7Gn

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Test

C2

127.0.0.1:1616

Mutex

e34861c344caaad773c61f8376b103c3

Attributes
  • reg_key

    e34861c344caaad773c61f8376b103c3

  • splitter

    !^|!^

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.

  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe
    "C:\Users\Admin\AppData\Local\Temp\bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4380
    • C:\Windows\SYSTEM32\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe" "bcb3d8c739f96892019a8d2cd14d6f08a4d14f912fa58680edad98eb3f76cbc5.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      PID:3216

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4380-0-0x00007FFB49F45000-0x00007FFB49F46000-memory.dmp

    Filesize

    4KB

  • memory/4380-1-0x000000001B830000-0x000000001B8D6000-memory.dmp

    Filesize

    664KB

  • memory/4380-3-0x000000001B910000-0x000000001B91C000-memory.dmp

    Filesize

    48KB

  • memory/4380-2-0x00007FFB49C90000-0x00007FFB4A631000-memory.dmp

    Filesize

    9.6MB

  • memory/4380-4-0x000000001BDF0000-0x000000001C2BE000-memory.dmp

    Filesize

    4.8MB

  • memory/4380-5-0x00007FFB49C90000-0x00007FFB4A631000-memory.dmp

    Filesize

    9.6MB

  • memory/4380-6-0x000000001C4D0000-0x000000001C56C000-memory.dmp

    Filesize

    624KB

  • memory/4380-7-0x0000000001160000-0x0000000001168000-memory.dmp

    Filesize

    32KB

  • memory/4380-8-0x00007FFB49F45000-0x00007FFB49F46000-memory.dmp

    Filesize

    4KB

  • memory/4380-9-0x00007FFB49C90000-0x00007FFB4A631000-memory.dmp

    Filesize

    9.6MB

  • memory/4380-10-0x00007FFB49C90000-0x00007FFB4A631000-memory.dmp

    Filesize

    9.6MB