Analysis

  • max time kernel
    147s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-08-2024 20:58

General

  • Target

    42d82cbdcca10ece04b362230375a514cee3bd67235be102ccce95eef2be4d1c.exe

  • Size

    115KB

  • MD5

    b041bb8145f8237186aeee76a6bc8fc0

  • SHA1

    b1e230ade2a9f0fc4be95a544b42e6a6e16c5814

  • SHA256

    42d82cbdcca10ece04b362230375a514cee3bd67235be102ccce95eef2be4d1c

  • SHA512

    16009c2fd22508b46caedd7a98282304c1fed084556e8fd18869b48edf38f589546d5d5a5a7faeaba57a31111730b7d3ea9d7651aabfbc547e18e7f830fcc8d4

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMCh:P5eznsjsguGDFqGZ2rCh

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\42d82cbdcca10ece04b362230375a514cee3bd67235be102ccce95eef2be4d1c.exe
    "C:\Users\Admin\AppData\Local\Temp\42d82cbdcca10ece04b362230375a514cee3bd67235be102ccce95eef2be4d1c.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1260
    • 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:1964
      • 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:3172
        • 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:684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    115KB

    MD5

    05d1106977791b804003472d4a7d5f92

    SHA1

    bf81d16eaa3cfd845986f25d1c78fc3d0640663f

    SHA256

    6d1d12c3cb00a660d9c4e300a40fe60df289c500647410d249f01534cae04a8b

    SHA512

    f37aafc552c6c1324fcdb3c37cd562576bb4ed6bf0d91f0df84be0d3a5b90adf78763bceb690c0c15ea382cbe1610ab7124fb1b5e57cc6e6569ce6cb551e4e5c

  • memory/1260-17-0x0000000074AC0000-0x0000000075071000-memory.dmp

    Filesize

    5.7MB

  • memory/1260-1-0x0000000074AC0000-0x0000000075071000-memory.dmp

    Filesize

    5.7MB

  • memory/1260-2-0x0000000074AC0000-0x0000000075071000-memory.dmp

    Filesize

    5.7MB

  • memory/1260-0-0x0000000074AC2000-0x0000000074AC3000-memory.dmp

    Filesize

    4KB

  • memory/1964-19-0x0000000074AC0000-0x0000000075071000-memory.dmp

    Filesize

    5.7MB

  • memory/1964-18-0x0000000074AC0000-0x0000000075071000-memory.dmp

    Filesize

    5.7MB

  • memory/1964-25-0x0000000074AC0000-0x0000000075071000-memory.dmp

    Filesize

    5.7MB

  • memory/3172-20-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/3172-23-0x0000000074AC0000-0x0000000075071000-memory.dmp

    Filesize

    5.7MB

  • memory/3172-24-0x0000000074AC0000-0x0000000075071000-memory.dmp

    Filesize

    5.7MB

  • memory/3172-26-0x0000000074AC0000-0x0000000075071000-memory.dmp

    Filesize

    5.7MB

  • memory/3172-27-0x0000000074AC0000-0x0000000075071000-memory.dmp

    Filesize

    5.7MB