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Overview

overview

10

Static

static

3

Robux Generator.exe

windows7-x64

10

Robux Generator.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    25s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    08/02/2025, 20:36

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General

  • Target

    Robux Generator.exe

  • Size

    486KB

  • MD5

    6f14554ba359725f14b29b988ecad563

  • SHA1

    1be38cdaf764d9eca1ffb8864afd673e4e85f493

  • SHA256

    ded4912af5e5940c909772abd849e9297fcef31d25b7fa77e28946d5c506e1d7

  • SHA512

    85fcf4da8308bff28d77ada7f3255094cfa77a88bca2241e7a6859774fe06d946f21b3a6b2eeea93c27dd84bbb9b1674c4f5789aa54f84ce9d58fced0c22299d

  • SSDEEP

    6144:Ec0h522p3l04ZMSmIp3Uy28uhyj6w3LTSbKC8RBoCj62iMPWpXQjOHbvryzUDCN4:yhxp3lZnT9bDqw3hCPCj6e2gov2zz0x

Score
10/10
njratrobux generatordefense_evasiondiscoverypersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

Robux Generator

C2

chromasvaldo.ddns.net:1177

Mutex

e6c3f793d259bb6e09e51129bcf1a94f

Attributes
  • reg_key

    e6c3f793d259bb6e09e51129bcf1a94f

  • splitter

    |'|'|

Signatures

  • Njrat family
    njrat
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    defense_evasion
  • Drops startup file 2 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 8 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 4 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 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 33 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Robux Generator.exe
    "C:\Users\Admin\AppData\Local\Temp\Robux Generator.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:816
    • C:\Users\Admin\AppData\Roaming\Robux Generator.exe
      "C:\Users\Admin\AppData\Roaming\Robux Generator.exe"
      2⤵
      • Executes dropped EXE
      PID:2472
    • C:\Users\Admin\AppData\Roaming\mvchost.exe
      "C:\Users\Admin\AppData\Roaming\mvchost.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2888
      • C:\Users\Admin\AppData\Roaming\Microssoft.exe
        "C:\Users\Admin\AppData\Roaming\Microssoft.exe"
        3⤵
        • 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:2172
        • C:\Windows\SysWOW64\netsh.exe
          netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\Microssoft.exe" "Microssoft.exe" ENABLE
          4⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          • System Location Discovery: System Language Discovery
          PID:2856

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

  • \Users\Admin\AppData\Roaming\Robux Generator.exe
    Filesize

    231KB

    MD5

    6845a0ce0860208ff707d25fb0e00235

    SHA1

    e298e2efab66e7dd3575d97955f1cacc874d4be5

    SHA256

    0e3e8d806b07de3012b1c007aef153ef0f7d8f72ea69ac240193c4adc55ee982

    SHA512

    52122263beb97f8bc6edf132f3a815045914d7bb633ff466911a6dbdb336aa5b24fa170c19f7157af48367fbb8085c24c6aee068f4880d49dd87508e9f93a92e

    Download Submit

  • \Users\Admin\AppData\Roaming\mvchost.exe
    Filesize

    23KB

    MD5

    b737985e93a97230ce3773153551d103

    SHA1

    1e42d57c259467f288a0e68a7b5fae95dcd35e0a

    SHA256

    8f4f12f4230bc0bb68aad774537028bea0055f463cf99d7c16a5a788f10e705a

    SHA512

    f1a313919faa656128f2b72035770c91389bfc42e5e3327e2b839327f206508dc43e708d0463097f40e6fe751db5024aed287c5a1fd46152da3e793e6c497d01

    Download Submit

  • memory/2472-28-0x000007FEF4ACE000-0x000007FEF4ACF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2472-30-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2472-31-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2472-39-0x000007FEF4810000-0x000007FEF51AD000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2472-40-0x000007FEF4ACE000-0x000007FEF4ACF000-memory.dmp

    Filesize

    4KB

    Download