Overview

overview

10

Static

static

10

7b864591a7...57.exe

windows7-x64

10

7b864591a7...57.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    28/09/2024, 07:54

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General

  • Target

    7b864591a77a15197d9f25ed3e625b50576ffc061f2849ac6fcc245d296b7357.exe

  • Size

    29KB

  • MD5

    343f28d15f8853545992389029be1dca

  • SHA1

    961f81167a3666055e770322ddb6950d728dbfa3

  • SHA256

    7b864591a77a15197d9f25ed3e625b50576ffc061f2849ac6fcc245d296b7357

  • SHA512

    21c78cf94855d3689fa6e79a10fd17196eec45304ab78c3720a330d74ef86575528cbcfc5a117cebcc2a516eb48758294eba7fabeddf9738363963ba441c13ca

  • SSDEEP

    384:eos5l7l7EMrof6oyr/5NxrimmqDWD4IePUGBsbh0w4wlAokw9OhgOL1vYRGOZzmg:y7GMroynbprsq04IePBKh0p29SgRAM

Score
10/10
njratclientadiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.6.4

Botnet

clienta

C2

achraf4.ddns.net:4500

Mutex

59d56b3983b444c86e2da951d0302f3b

Attributes
  • reg_key

    59d56b3983b444c86e2da951d0302f3b

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Drops startup file 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • 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.

    persistenceprivilege_escalation
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 39 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7b864591a77a15197d9f25ed3e625b50576ffc061f2849ac6fcc245d296b7357.exe
    "C:\Users\Admin\AppData\Local\Temp\7b864591a77a15197d9f25ed3e625b50576ffc061f2849ac6fcc245d296b7357.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Users\Admin\AppData\Local\Temp\imagedegai.exe
      "C:\Users\Admin\AppData\Local\Temp\imagedegai.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2492
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\imagedegai.exe" "imagedegai.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2768

Network

        MITRE ATT&CK Enterprise v15

        Reconnaissance

        Resource Development

        Initial Access

        Execution

        Persistence

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Create or Modify System Process

        1
        T1543

        Windows Service

        1
        T1543.003

        Event Triggered Execution

        1
        T1546

        Netsh Helper DLL

        1
        T1546.007

        Privilege Escalation

        Boot or Logon Autostart Execution

        1
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Create or Modify System Process

        1
        T1543

        Windows Service

        1
        T1543.003

        Event Triggered Execution

        1
        T1546

        Netsh Helper DLL

        1
        T1546.007

        Defense Evasion

        Impair Defenses

        1
        T1562

        Disable or Modify System Firewall

        1
        T1562.004

        Modify Registry

        1
        T1112

        Credential Access

        Discovery

        System Information Discovery

        1
        T1082

        System Location Discovery

        1
        T1614

        System Language Discovery

        1
        T1614.001

        Lateral Movement

        Collection

        Command and Control

        Exfiltration

        Impact

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\imagedegai.exe
          Filesize

          29KB

          MD5

          343f28d15f8853545992389029be1dca

          SHA1

          961f81167a3666055e770322ddb6950d728dbfa3

          SHA256

          7b864591a77a15197d9f25ed3e625b50576ffc061f2849ac6fcc245d296b7357

          SHA512

          21c78cf94855d3689fa6e79a10fd17196eec45304ab78c3720a330d74ef86575528cbcfc5a117cebcc2a516eb48758294eba7fabeddf9738363963ba441c13ca

          Download Submit

        • memory/1788-0-0x0000000074CC1000-0x0000000074CC2000-memory.dmp

          Filesize

          4KB

          Download

        • memory/1788-1-0x0000000074CC0000-0x000000007526B000-memory.dmp

          Filesize

          5.7MB

          Download

        • memory/1788-2-0x0000000074CC0000-0x000000007526B000-memory.dmp

          Filesize

          5.7MB

          Download

        • memory/1788-10-0x0000000074CC0000-0x000000007526B000-memory.dmp

          Filesize

          5.7MB

          Download

        • memory/2492-11-0x0000000074CC0000-0x000000007526B000-memory.dmp

          Filesize

          5.7MB

          Download

        • memory/2492-13-0x0000000074CC0000-0x000000007526B000-memory.dmp

          Filesize

          5.7MB

          Download

        • memory/2492-12-0x0000000074CC0000-0x000000007526B000-memory.dmp

          Filesize

          5.7MB

          Download

        • memory/2492-15-0x0000000074CC0000-0x000000007526B000-memory.dmp

          Filesize

          5.7MB

          Download