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Overview

overview

10

Static

static

10

2b54d8ac1e...ed.exe

windows7-x64

10

2b54d8ac1e...ed.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01/10/2024, 14:38

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General

  • Target

    2b54d8ac1e78e75cc3737fe24ed0ad4ad558033f76feb1cee362b90fc215fbed.exe

  • Size

    23KB

  • MD5

    33fa48b8911aa5aae81600d27c8956b1

  • SHA1

    946ae9762e1535fc2829bcfa36efd7687924e001

  • SHA256

    2b54d8ac1e78e75cc3737fe24ed0ad4ad558033f76feb1cee362b90fc215fbed

  • SHA512

    4fb2d8611a22508066f4ae60684030615676b148c447f55b9f27e15624e67c093fef0885d014c031043be9b2c1beaae2da50980aec6544e7ed43bb1d8e592be7

  • SSDEEP

    384:/sqCm6yocx/Yp7jemiO0nd08/VQ6bgNQC5h7tmRvR6JZlbw8hqIusZzZ5VVU:0SoQA6mlcrRpcnuCVO

Score
10/10
njrathackeddiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

HacKed

C2

JohnRicardomilos-33746.portmap.io:1605

Mutex

fe893b4a0c6852ab0746b97fce104bb9

Attributes
  • reg_key

    fe893b4a0c6852ab0746b97fce104bb9

  • 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\2b54d8ac1e78e75cc3737fe24ed0ad4ad558033f76feb1cee362b90fc215fbed.exe
    "C:\Users\Admin\AppData\Local\Temp\2b54d8ac1e78e75cc3737fe24ed0ad4ad558033f76feb1cee362b90fc215fbed.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2796
    • C:\Users\Admin\AppData\Local\Temp\server.exe
      "C:\Users\Admin\AppData\Local\Temp\server.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:2456
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2532

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\Local\Temp\server.exe
    Filesize

    23KB

    MD5

    33fa48b8911aa5aae81600d27c8956b1

    SHA1

    946ae9762e1535fc2829bcfa36efd7687924e001

    SHA256

    2b54d8ac1e78e75cc3737fe24ed0ad4ad558033f76feb1cee362b90fc215fbed

    SHA512

    4fb2d8611a22508066f4ae60684030615676b148c447f55b9f27e15624e67c093fef0885d014c031043be9b2c1beaae2da50980aec6544e7ed43bb1d8e592be7

    Download Submit

  • memory/2456-11-0x0000000074430000-0x00000000749DB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2456-12-0x0000000074430000-0x00000000749DB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2456-14-0x0000000074430000-0x00000000749DB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2796-0-0x0000000074431000-0x0000000074432000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2796-1-0x0000000074430000-0x00000000749DB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2796-2-0x0000000074430000-0x00000000749DB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2796-10-0x0000000074430000-0x00000000749DB000-memory.dmp

    Filesize

    5.7MB

    Download