Overview

overview

10

Static

static

3

251bbe448e...0N.exe

windows7-x64

10

251bbe448e...0N.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    119s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    30/08/2024, 15:02

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General

  • Target

    251bbe448e01b25678c39eb9bd44d9e0N.exe

  • Size

    120KB

  • MD5

    251bbe448e01b25678c39eb9bd44d9e0

  • SHA1

    5a9422693b0fd0373a8efc7427b224bd8cc38a29

  • SHA256

    051eb22dad15d55e987cbc4a170f5807119b522ea16aa300cf6cd31b71c519e2

  • SHA512

    ce518e438c6825a45ad1ffe04c93142f459a0403c5c545cc02099e9086209bfee225ebf50dece20edf640dcd50dd4087fa6f5931db494f0c70659a8ebfb7c2db

  • SSDEEP

    3072:WaYtLH9NHTuVILB+mvfNEy8bHTjyWrwMJ3KcbM:Wd9JTQI4mvWNzjXrJ3Kcb

Score
10/10
njratdiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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
  • System Time Discovery 1 TTPs 1 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

    discovery
  • Suspicious use of AdjustPrivilegeToken 27 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\251bbe448e01b25678c39eb9bd44d9e0N.exe
    "C:\Users\Admin\AppData\Local\Temp\251bbe448e01b25678c39eb9bd44d9e0N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:844
    • C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe
      "C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2408
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\RuntimeBroker.exe" "RuntimeBroker.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        • System Time Discovery
        PID:2908

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

System Time Discovery

1
T1124

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\RuntimeBroker.exe
    Filesize

    120KB

    MD5

    251bbe448e01b25678c39eb9bd44d9e0

    SHA1

    5a9422693b0fd0373a8efc7427b224bd8cc38a29

    SHA256

    051eb22dad15d55e987cbc4a170f5807119b522ea16aa300cf6cd31b71c519e2

    SHA512

    ce518e438c6825a45ad1ffe04c93142f459a0403c5c545cc02099e9086209bfee225ebf50dece20edf640dcd50dd4087fa6f5931db494f0c70659a8ebfb7c2db

    Download Submit

  • memory/844-0-0x0000000074401000-0x0000000074402000-memory.dmp

    Filesize

    4KB

    Download

  • memory/844-1-0x0000000074400000-0x00000000749AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/844-2-0x0000000074400000-0x00000000749AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/844-13-0x0000000074400000-0x00000000749AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2408-14-0x0000000074400000-0x00000000749AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2408-15-0x0000000074400000-0x00000000749AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2408-16-0x0000000074400000-0x00000000749AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2408-17-0x0000000074400000-0x00000000749AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2408-18-0x0000000074400000-0x00000000749AB000-memory.dmp

    Filesize

    5.7MB

    Download