Overview

overview

10

Static

static

10

0x00310000...-6.exe

windows7-x64

10

0x00310000...-6.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/08/2024, 18:26

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General

  • Target

    0x0031000000005c50-6.exe

  • Size

    31KB

  • MD5

    b075f9e4015e2f43154b9903d9ec5fb5

  • SHA1

    0717b04115360a6d1d4451c90d0f6b0f781d249f

  • SHA256

    103cb14f2460de6ef7c780becc87bac0599bdd0527e176c0ec87aad2397b57e6

  • SHA512

    4f71a17234a0078733bd61fa80bd3463341dda0c1ac31ac9c496efd528ecd8657cf206160d6b9205e4fab6aa3b10fdd8f1764bc574223c63a38213735fd3939b

  • SSDEEP

    768:CmDVuVP514zxjCzXjX/v/DJvikQmIDUu0ti+irj:ze6SvBjQVkdoj

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
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops file in Windows directory 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.

    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 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0x0031000000005c50-6.exe
    "C:\Users\Admin\AppData\Local\Temp\0x0031000000005c50-6.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4024
    • C:\Windows\WindowsHealthChecker.exe
      "C:\Windows\WindowsHealthChecker.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:872
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Windows\WindowsHealthChecker.exe" "WindowsHealthChecker.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2452

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

Query Registry

1
T1012

System Information Discovery

2
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:\Windows\WindowsHealthChecker.exe
    Filesize

    31KB

    MD5

    b075f9e4015e2f43154b9903d9ec5fb5

    SHA1

    0717b04115360a6d1d4451c90d0f6b0f781d249f

    SHA256

    103cb14f2460de6ef7c780becc87bac0599bdd0527e176c0ec87aad2397b57e6

    SHA512

    4f71a17234a0078733bd61fa80bd3463341dda0c1ac31ac9c496efd528ecd8657cf206160d6b9205e4fab6aa3b10fdd8f1764bc574223c63a38213735fd3939b

    Download Submit

  • memory/872-14-0x0000000074790000-0x0000000074D41000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/872-15-0x0000000074790000-0x0000000074D41000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/872-12-0x0000000074790000-0x0000000074D41000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/872-16-0x0000000074790000-0x0000000074D41000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/872-17-0x0000000074790000-0x0000000074D41000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/872-18-0x0000000074790000-0x0000000074D41000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4024-0-0x0000000074792000-0x0000000074793000-memory.dmp

    Filesize

    4KB

    Download

  • memory/4024-1-0x0000000074790000-0x0000000074D41000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4024-2-0x0000000074790000-0x0000000074D41000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/4024-13-0x0000000074790000-0x0000000074D41000-memory.dmp

    Filesize

    5.7MB

    Download