Overview

overview

10

Static

static

10

ba583316a9...2N.exe

windows7-x64

10

ba583316a9...2N.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    120s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-01-2025 03:41

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General

  • Target

    ba583316a940a2b9b89ea08329a16ff56b69a6a7f8ce099abddb15e6524f7932N.exe

  • Size

    37KB

  • MD5

    59e4a3c63bec5625ee2cfbfcc4d0cfe0

  • SHA1

    5d4acb66541bafc28d0d17630033b060daa4e15d

  • SHA256

    ba583316a940a2b9b89ea08329a16ff56b69a6a7f8ce099abddb15e6524f7932

  • SHA512

    ebf2aa09cdd6f5ae21d2cd2f015bafc4c3c0c3c2e4605cf7462cd15f91695011a1cba8a614964eb1919ebea9b49d49a2e7315c0231aefd02892153eea08fbdab

  • SSDEEP

    384:1ZD+ww7BeAaXaEiVxzdmB0O4yUvbqFgjUxy8ORNu2KvUF7sau+FBe10O8YMIQUfB:PSww7TPOTUvbj8UlsarFBy8r8Z2bRy

Score
10/10
njrathuydiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

huy

C2

g574h9hd9.duckdns.org:1605

Mutex

98bbfe190f5619a28530a9758bf63480

Attributes
  • reg_key

    98bbfe190f5619a28530a9758bf63480

  • splitter

    |'|'|

Signatures

  • Njrat family
    njrat
  • 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 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 behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 27 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ba583316a940a2b9b89ea08329a16ff56b69a6a7f8ce099abddb15e6524f7932N.exe
    "C:\Users\Admin\AppData\Local\Temp\ba583316a940a2b9b89ea08329a16ff56b69a6a7f8ce099abddb15e6524f7932N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:804
    • C:\Users\Admin\AppData\Roaming\svchost.exe
      "C:\Users\Admin\AppData\Roaming\svchost.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1940
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\svchost.exe" "svchost.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2784

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

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Downloads

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

    37KB

    MD5

    59e4a3c63bec5625ee2cfbfcc4d0cfe0

    SHA1

    5d4acb66541bafc28d0d17630033b060daa4e15d

    SHA256

    ba583316a940a2b9b89ea08329a16ff56b69a6a7f8ce099abddb15e6524f7932

    SHA512

    ebf2aa09cdd6f5ae21d2cd2f015bafc4c3c0c3c2e4605cf7462cd15f91695011a1cba8a614964eb1919ebea9b49d49a2e7315c0231aefd02892153eea08fbdab

    Download Submit

  • memory/804-0-0x000000007402E000-0x000000007402F000-memory.dmp

    Filesize

    4KB

    Download

  • memory/804-1-0x0000000000230000-0x0000000000240000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1940-9-0x0000000000BA0000-0x0000000000BB0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/1940-10-0x0000000074020000-0x000000007470E000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/1940-11-0x0000000074020000-0x000000007470E000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/1940-12-0x0000000074020000-0x000000007470E000-memory.dmp

    Filesize

    6.9MB

    Download

  • memory/1940-13-0x0000000074020000-0x000000007470E000-memory.dmp

    Filesize

    6.9MB

    Download