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Overview

overview

10

Static

static

3

4a67b99e3b...1f.exe

windows7-x64

10

4a67b99e3b...1f.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21/09/2024, 01:19

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General

  • Target

    4a67b99e3b666fdb104edeb7e51db77269fb93744027d8c67022f8ecdaf5141f.exe

  • Size

    1.5MB

  • MD5

    4c471dbef461ae0fc6401bff21f00ecb

  • SHA1

    80a2f9c98e682e53da78fdd9c6dc3e81c43c225b

  • SHA256

    4a67b99e3b666fdb104edeb7e51db77269fb93744027d8c67022f8ecdaf5141f

  • SHA512

    52150ebe1eafec1a550c7451ad75aa65713b1ad9552195cf8029ac05dcbb03575c69d8dc6cf6157494a984fbe66284a598734b3701823ab3b9c9e30c3ff69ab8

  • SSDEEP

    24576:8NLiXDlSnES+fok9RRpYtUFLWkfRSr2cXcmbS0Kt:aGDl4+JReBcRw3+/t

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
  • 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 use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4a67b99e3b666fdb104edeb7e51db77269fb93744027d8c67022f8ecdaf5141f.exe
    "C:\Users\Admin\AppData\Local\Temp\4a67b99e3b666fdb104edeb7e51db77269fb93744027d8c67022f8ecdaf5141f.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3048
    • C:\Users\Admin\AppData\Local\Temp\facebok.exe
      "C:\Users\Admin\AppData\Local\Temp\facebok.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1744
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\facebok.exe" "facebok.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:3068

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\facebok.exe
    Filesize

    1.5MB

    MD5

    4c471dbef461ae0fc6401bff21f00ecb

    SHA1

    80a2f9c98e682e53da78fdd9c6dc3e81c43c225b

    SHA256

    4a67b99e3b666fdb104edeb7e51db77269fb93744027d8c67022f8ecdaf5141f

    SHA512

    52150ebe1eafec1a550c7451ad75aa65713b1ad9552195cf8029ac05dcbb03575c69d8dc6cf6157494a984fbe66284a598734b3701823ab3b9c9e30c3ff69ab8

    Download Submit

  • memory/1744-10-0x0000000074200000-0x00000000747AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1744-11-0x0000000074200000-0x00000000747AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1744-14-0x0000000074200000-0x00000000747AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3048-0-0x0000000074201000-0x0000000074202000-memory.dmp

    Filesize

    4KB

    Download

  • memory/3048-1-0x0000000074200000-0x00000000747AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3048-2-0x0000000074200000-0x00000000747AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/3048-12-0x0000000074200000-0x00000000747AB000-memory.dmp

    Filesize

    5.7MB

    Download