Overview

overview

10

Static

static

8D09712C6F...43.exe

windows7_x64

10

8D09712C6F...43.exe

windows10_x64

10

Sharing

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General

  • Target

    8D09712C6F3ED0173113B57D0835B1B7D32F2EE008143.exe

  • Size

    22.1MB

  • Sample

    211008-nfzzsaeafr

  • MD5

    c8b74e3eb7f08d7f22a5979b6035db99

  • SHA1

    9a240b60ed6fa9593b3581a98a97d73e9bcf313d

  • SHA256

    8d09712c6f3ed0173113b57d0835b1b7d32f2ee008143a6bdec9390aee412c57

  • SHA512

    e54bced3674f53ba056ae35284777241a48b62948ae116cdedbdf4136b4fbe27460956854718e8160fadd36509817e11ada10bd56927e4b83f41af5411a074c1

Score
10/10
njratmnc7.6evasionpersistencesuricatatrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

MNC7.6

C2

ddnsrtm.ddns.net:5552

Mutex

f32485db280ee39a17bf49b4a2d24db6

Attributes
  • reg_key

    f32485db280ee39a17bf49b4a2d24db6

  • splitter

    |'|'|

Targets

    • Target

      8D09712C6F3ED0173113B57D0835B1B7D32F2EE008143.exe

    • Size

      22.1MB

    • MD5

      c8b74e3eb7f08d7f22a5979b6035db99

    • SHA1

      9a240b60ed6fa9593b3581a98a97d73e9bcf313d

    • SHA256

      8d09712c6f3ed0173113b57d0835b1b7d32f2ee008143a6bdec9390aee412c57

    • SHA512

      e54bced3674f53ba056ae35284777241a48b62948ae116cdedbdf4136b4fbe27460956854718e8160fadd36509817e11ada10bd56927e4b83f41af5411a074c1

    Score
    10/10
    njratmnc7.6evasionpersistencesuricatatrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

      suricata: ET MALWARE Generic njRAT/Bladabindi CnC Activity (ll)

      suricata

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

      evasion

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

      evasion

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2
T1497

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

2
T1497

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks