Analysis

  • max time kernel
    145s
  • max time network
    145s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    15-08-2024 04:34

General

  • Target

    d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe

  • Size

    112KB

  • MD5

    4449d044f34669273f853193e1a98e4e

  • SHA1

    d51367bc4815f08f7750cbf9be79f94f8ec319d4

  • SHA256

    d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8

  • SHA512

    8d8cb1189c9abe186930ae6c371beb7f9bf6c031d52e40de3a6d9ee8597fda2c1d7fc997e93510bc17cbe8f547381affa90d9dce31b547ac42a00321c388e70e

  • SSDEEP

    1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh739:w5eznsjsguGDFqGx8egoxmO3r9

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\d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe
    "C:\Users\Admin\AppData\Local\Temp\d61cbbf2347a69de344cb704f3f9fda962f74c4e3eb876437bb54c9e9ebdfda8.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2184
    • 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:816
      • 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:2888
        • 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:2796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    112KB

    MD5

    5f6304afdf2e1e978dc946fcd770c6b9

    SHA1

    314464168aa2350bb7c95c98555b0b879f499dfc

    SHA256

    454efb36d1755705da4a993f260a48b79672a01313805209c0d3017af742190c

    SHA512

    9e904f8fbe18652491cb2768be5126efc7ea3a509d7f3b88d39ddbe7afb35a83b98e7a956dcc25366a047dc4ab8c98c5cac84fed47962eda1a54e2347340be9f

  • memory/816-17-0x0000000074640000-0x0000000074BEB000-memory.dmp

    Filesize

    5.7MB

  • memory/816-18-0x0000000074640000-0x0000000074BEB000-memory.dmp

    Filesize

    5.7MB

  • memory/816-16-0x0000000074640000-0x0000000074BEB000-memory.dmp

    Filesize

    5.7MB

  • memory/816-25-0x0000000074640000-0x0000000074BEB000-memory.dmp

    Filesize

    5.7MB

  • memory/816-26-0x0000000074640000-0x0000000074BEB000-memory.dmp

    Filesize

    5.7MB

  • memory/2184-2-0x0000000074640000-0x0000000074BEB000-memory.dmp

    Filesize

    5.7MB

  • memory/2184-1-0x0000000074640000-0x0000000074BEB000-memory.dmp

    Filesize

    5.7MB

  • memory/2184-15-0x0000000074640000-0x0000000074BEB000-memory.dmp

    Filesize

    5.7MB

  • memory/2184-0-0x0000000074641000-0x0000000074642000-memory.dmp

    Filesize

    4KB

  • memory/2888-24-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2888-19-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/2888-22-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB