Analysis

  • max time kernel
    119s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21-10-2024 00:22

General

  • Target

    3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16N.exe

  • Size

    95KB

  • MD5

    dfefe9c586e09c7dbc2a49e4fc5e0a10

  • SHA1

    e328f488933b8f5e14b6c2805a20705956fd80ce

  • SHA256

    3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16

  • SHA512

    ec08cff65f65ceee0d5b17592fa7e6fb3dabc104b39be53f45dee4811854eeeed2d9e07ecd666b05ca1cccdaa2f36f8e42426103398a2590ee86f7907bbf257c

  • SSDEEP

    1536:EiitgtfFC6CQwkSD2cIDpxxHQbaXq6jwi4kkx49hQmvz:Eiitg3/CQwNnExxH2MvjwitZz

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

emad1987.myq-see.com:3973

Mutex

45199fb7bada9d81f231ad9d1d9c9673

Attributes
  • reg_key

    45199fb7bada9d81f231ad9d1d9c9673

  • splitter

    |'|'|

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.

  • 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 27 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16N.exe
    "C:\Users\Admin\AppData\Local\Temp\3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Users\Admin\AppData\Local\Temp\server.exe
      "C:\Users\Admin\AppData\Local\Temp\server.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2172
      • 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:4120

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    95KB

    MD5

    dfefe9c586e09c7dbc2a49e4fc5e0a10

    SHA1

    e328f488933b8f5e14b6c2805a20705956fd80ce

    SHA256

    3da195f8e501a09d53237e696d709622b284238eac6ba610573f0a0f0097de16

    SHA512

    ec08cff65f65ceee0d5b17592fa7e6fb3dabc104b39be53f45dee4811854eeeed2d9e07ecd666b05ca1cccdaa2f36f8e42426103398a2590ee86f7907bbf257c

  • memory/2172-32-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2172-31-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2172-30-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2172-29-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2172-28-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2172-27-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2172-26-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2172-24-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2364-5-0x0000000004ED0000-0x0000000004EDA000-memory.dmp

    Filesize

    40KB

  • memory/2364-10-0x0000000006210000-0x000000000621C000-memory.dmp

    Filesize

    48KB

  • memory/2364-9-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2364-22-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

    Filesize

    4KB

  • memory/2364-25-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2364-8-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2364-7-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2364-6-0x0000000005160000-0x00000000051B6000-memory.dmp

    Filesize

    344KB

  • memory/2364-0-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

    Filesize

    4KB

  • memory/2364-4-0x0000000004F20000-0x0000000004FB2000-memory.dmp

    Filesize

    584KB

  • memory/2364-3-0x0000000005430000-0x00000000059D4000-memory.dmp

    Filesize

    5.6MB

  • memory/2364-2-0x0000000004DC0000-0x0000000004E5C000-memory.dmp

    Filesize

    624KB

  • memory/2364-1-0x0000000000410000-0x000000000042E000-memory.dmp

    Filesize

    120KB