Analysis

  • max time kernel
    146s
  • 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
    06-08-2024 02:13

General

  • Target

    0a6db9793f1f6d7221219891c5dc3a10.exe

  • Size

    116KB

  • MD5

    0a6db9793f1f6d7221219891c5dc3a10

  • SHA1

    ad2ce765dbcb382eaa68265edcc15f257995b008

  • SHA256

    cfca7dd90f42a2c647d366e15ee7c0eac06bd6c115145cd2948b63c50630fe3c

  • SHA512

    3e4e961ac1417fe37c742a3b66caee9d2c01fa2786d6bbee303db4283b00f6911ed71f57b545871af4e7b0dc15d038a54d2b8374b66534178412ea3b97451998

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMI/:P5eznsjsguGDFqGZ2rI/

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\0a6db9793f1f6d7221219891c5dc3a10.exe
    "C:\Users\Admin\AppData\Local\Temp\0a6db9793f1f6d7221219891c5dc3a10.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2876
    • 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:2364
      • 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:3528
        • 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:336

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

    af005173cce1850423f0f999693487cb

    SHA1

    950bf700178ab02d75b959cf92f1d493acba31ef

    SHA256

    38615066450a66b2950aa946bf8eea01f16e1f0dfc7c0748609e195c317c2a7a

    SHA512

    feb37c884eba52c5e74a3a9b1c604d42e6b25b98a1389ba9677361f756897d169824b9d7c214e150f6a1f07e7e63440baa07e6119aa08b919db0533a9fdb22bc

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

    Filesize

    116KB

    MD5

    60ccfe1f35c69810cf10ff4c56b7553b

    SHA1

    3b78488761b6cdb3d11a6cec2001f41d71ad8d90

    SHA256

    24624d05e07b2c347a33a6a2b75f8cb10961aceb3ad16a3fc0bfa43a41c84027

    SHA512

    6dd4218223dfed96fbe24cc9add0e31d07dcf42ca038bc37f480da239f0901ca93d957064090da42fae38083fe0b49c8f62cc182ac741b7c809b0b22f3e1c94b

  • memory/2364-18-0x0000000075390000-0x0000000075941000-memory.dmp

    Filesize

    5.7MB

  • memory/2364-19-0x0000000075390000-0x0000000075941000-memory.dmp

    Filesize

    5.7MB

  • memory/2364-24-0x0000000075390000-0x0000000075941000-memory.dmp

    Filesize

    5.7MB

  • memory/2876-2-0x0000000075390000-0x0000000075941000-memory.dmp

    Filesize

    5.7MB

  • memory/2876-0-0x0000000075392000-0x0000000075393000-memory.dmp

    Filesize

    4KB

  • memory/2876-17-0x0000000075390000-0x0000000075941000-memory.dmp

    Filesize

    5.7MB

  • memory/2876-1-0x0000000075390000-0x0000000075941000-memory.dmp

    Filesize

    5.7MB

  • memory/3528-20-0x0000000000400000-0x000000000040C000-memory.dmp

    Filesize

    48KB

  • memory/3528-25-0x0000000075390000-0x0000000075941000-memory.dmp

    Filesize

    5.7MB

  • memory/3528-26-0x0000000075390000-0x0000000075941000-memory.dmp

    Filesize

    5.7MB

  • memory/3528-27-0x0000000075390000-0x0000000075941000-memory.dmp

    Filesize

    5.7MB

  • memory/3528-28-0x0000000075390000-0x0000000075941000-memory.dmp

    Filesize

    5.7MB