Analysis

  • max time kernel
    148s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07-08-2024 18:35

General

  • Target

    0913864b29f64f75b6ddb8b2adc60f1af4096314c93545637f89379dec630228.exe

  • Size

    118KB

  • MD5

    c5e1a9165704a33665b8fc5690da6775

  • SHA1

    bf3044c4bd9318272c1c7294e37a89f3fed9688c

  • SHA256

    0913864b29f64f75b6ddb8b2adc60f1af4096314c93545637f89379dec630228

  • SHA512

    ba973f2c9ad9df046d338a91e3c33adffd84cbab6ba79c39cdc9b1c4ef8a40ff0303e338de224b797506cb5c922429a0706353734a744b8112853424aae7631e

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLZlw:P5eznsjsguGDFqGZ2rDLA

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
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 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 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0913864b29f64f75b6ddb8b2adc60f1af4096314c93545637f89379dec630228.exe
    "C:\Users\Admin\AppData\Local\Temp\0913864b29f64f75b6ddb8b2adc60f1af4096314c93545637f89379dec630228.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4996
    • 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:1716
      • 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:3276
        • 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:32

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\chargeable.exe.log

    Filesize

    400B

    MD5

    0a9b4592cd49c3c21f6767c2dabda92f

    SHA1

    f534297527ae5ccc0ecb2221ddeb8e58daeb8b74

    SHA256

    c7effe9cb81a70d738dee863991afefab040290d4c4b78b4202383bcb9f88fcd

    SHA512

    6b878df474e5bbfb8e9e265f15a76560c2ef151dcebc6388c82d7f6f86ffaf83f5ade5a09f1842e493cb6c8fd63b0b88d088c728fd725f7139f965a5ee332307

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

    Filesize

    118KB

    MD5

    72abb015245be9b1df5b289a54066e51

    SHA1

    66c66b5f5a376a23bc75996a6c8aed53324a7427

    SHA256

    8b41c350ffe16bb243c55932cf10afd8d6c7d0050d2344d8343e0cc07f1e70c9

    SHA512

    572136617ce0a292eb09ad392d48020f657f13435dc3f1f539aa9a910158bb0ade8ef54e61eecfe73d731730b2642463ab4099630a1a9e129f50093d5ccdaf98

  • memory/1716-18-0x00000000752C0000-0x0000000075871000-memory.dmp

    Filesize

    5.7MB

  • memory/1716-19-0x00000000752C0000-0x0000000075871000-memory.dmp

    Filesize

    5.7MB

  • memory/1716-20-0x00000000752C0000-0x0000000075871000-memory.dmp

    Filesize

    5.7MB

  • memory/1716-27-0x00000000752C0000-0x0000000075871000-memory.dmp

    Filesize

    5.7MB

  • memory/3276-21-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/3276-25-0x00000000752C0000-0x0000000075871000-memory.dmp

    Filesize

    5.7MB

  • memory/3276-26-0x00000000752C0000-0x0000000075871000-memory.dmp

    Filesize

    5.7MB

  • memory/3276-28-0x00000000752C0000-0x0000000075871000-memory.dmp

    Filesize

    5.7MB

  • memory/4996-2-0x00000000752C0000-0x0000000075871000-memory.dmp

    Filesize

    5.7MB

  • memory/4996-0-0x00000000752C2000-0x00000000752C3000-memory.dmp

    Filesize

    4KB

  • memory/4996-17-0x00000000752C0000-0x0000000075871000-memory.dmp

    Filesize

    5.7MB

  • memory/4996-1-0x00000000752C0000-0x0000000075871000-memory.dmp

    Filesize

    5.7MB