Analysis

  • max time kernel
    149s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    23-08-2024 21:24

General

  • Target

    5e6a4d71343b05a57bb904224619fbb47038cfaed1d82ea1a8bb744598d67849.exe

  • Size

    112KB

  • MD5

    a7903da9c239f2936348b051fc3b6952

  • SHA1

    746213e786722794d6db2c51bd4590698059d38f

  • SHA256

    5e6a4d71343b05a57bb904224619fbb47038cfaed1d82ea1a8bb744598d67849

  • SHA512

    f5194be2d33741e6055cd6eb5fca51674b15754f856024b71653da148bd695346f20bceb35820eb98ea72910d12a8b6a68c6d3db302545acdbe0c5a0f95f21fd

  • SSDEEP

    1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73w:w5eznsjsguGDFqGx8egoxmO3rw

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes
  • reg_key

    e1a87040f2026369a233f9ae76301b7b

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 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 4 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 33 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e6a4d71343b05a57bb904224619fbb47038cfaed1d82ea1a8bb744598d67849.exe
    "C:\Users\Admin\AppData\Local\Temp\5e6a4d71343b05a57bb904224619fbb47038cfaed1d82ea1a8bb744598d67849.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1496
    • C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
      "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2784
      • C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
        C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2924
        • C:\Windows\SysWOW64\netsh.exe
          netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\confuse\chargeable.exe" "chargeable.exe" ENABLE
          4⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          • System Location Discovery: System Language Discovery
          PID:2684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \Users\Admin\AppData\Roaming\confuse\chargeable.exe

    Filesize

    112KB

    MD5

    add2dc77658c993f31b2c725395a6619

    SHA1

    313f3563ce1f01e32366cc966f122d3be2657021

    SHA256

    45a20bf705885875eb0189082eade87c5eb5242758faf9f73fc86a22626c395d

    SHA512

    6408a95c1c6fefca383a4827c4a90e9be59fde483a90af32495fa1f932adca0c1394c9f144d26fe977977339dc2118d68199e6d12a9636510e8f2459c2b9226a

  • memory/1496-0-0x0000000074C91000-0x0000000074C92000-memory.dmp

    Filesize

    4KB

  • memory/1496-1-0x0000000074C90000-0x000000007523B000-memory.dmp

    Filesize

    5.7MB

  • memory/1496-2-0x0000000074C90000-0x000000007523B000-memory.dmp

    Filesize

    5.7MB

  • memory/1496-15-0x0000000074C90000-0x000000007523B000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-17-0x0000000074C90000-0x000000007523B000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-16-0x0000000074C90000-0x000000007523B000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-24-0x0000000074C90000-0x000000007523B000-memory.dmp

    Filesize

    5.7MB

  • memory/2784-25-0x0000000074C90000-0x000000007523B000-memory.dmp

    Filesize

    5.7MB

  • memory/2924-23-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2924-21-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2924-18-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB