Overview

overview

10

Static

static

10

4c42f6a702...c3.exe

windows7-x64

10

4c42f6a702...c3.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    28-09-2024 10:03

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General

  • Target

    4c42f6a7027df50fff5e175148e29c9fdcde33a77cde36eee1dd8aa121f1fec3.exe

  • Size

    37KB

  • MD5

    4a1a0fa8fed53f3be3b26d4e2f38444b

  • SHA1

    f23d93559345eed220ad8292d43e48d35c203d52

  • SHA256

    4c42f6a7027df50fff5e175148e29c9fdcde33a77cde36eee1dd8aa121f1fec3

  • SHA512

    e7b7ef9a30424fa3545174e44aeea33e01c583400bb2a6a0eafe38adb9c33e1506ca5d5d2ea22b72796f858545a7702bd5f4f093f13654473ff14457b616d257

  • SSDEEP

    384:mwbsiDlT95hL5YyUvjh/xOi4aaF3ArAF+rMRTyN/0L+EcoinblneHQM3epzXUNr4:F5v5zUvjhDlaRArM+rMRa8NuK2t

Score
10/10
njrathackeddiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

yano.ddns.net:1605

Mutex

e43cca706d59e01c80fe2fae1742de3f

Attributes
  • reg_key

    e43cca706d59e01c80fe2fae1742de3f

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\4c42f6a7027df50fff5e175148e29c9fdcde33a77cde36eee1dd8aa121f1fec3.exe
    "C:\Users\Admin\AppData\Local\Temp\4c42f6a7027df50fff5e175148e29c9fdcde33a77cde36eee1dd8aa121f1fec3.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2960
    • C:\Users\Admin\AppData\Roaming\igfxCUIService.exe
      "C:\Users\Admin\AppData\Roaming\igfxCUIService.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:2432
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\igfxCUIService.exe" "igfxCUIService.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2252

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\igfxCUIService.exe
    Filesize

    37KB

    MD5

    4a1a0fa8fed53f3be3b26d4e2f38444b

    SHA1

    f23d93559345eed220ad8292d43e48d35c203d52

    SHA256

    4c42f6a7027df50fff5e175148e29c9fdcde33a77cde36eee1dd8aa121f1fec3

    SHA512

    e7b7ef9a30424fa3545174e44aeea33e01c583400bb2a6a0eafe38adb9c33e1506ca5d5d2ea22b72796f858545a7702bd5f4f093f13654473ff14457b616d257

    Download Submit

  • memory/2432-11-0x0000000074420000-0x00000000749CB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2432-12-0x0000000074420000-0x00000000749CB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2432-14-0x0000000074420000-0x00000000749CB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2960-2-0x0000000074420000-0x00000000749CB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2960-1-0x0000000074420000-0x00000000749CB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2960-0-0x0000000074421000-0x0000000074422000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2960-10-0x0000000074420000-0x00000000749CB000-memory.dmp

    Filesize

    5.7MB

    Download