Overview

overview

10

Static

static

a0fb965b1d...ff.exe

windows7_x64

10

a0fb965b1d...ff.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    a0fb965b1d048e325d3fd08bdd6ea4106758052c5d63ad7f36e319f868782fff

  • Size

    3.2MB

  • Sample

    220320-d47z7agcdn

  • MD5

    562a9f62a55034e9c8aa9bbfa9850b16

  • SHA1

    3b23806194ebfd8ba2215a0f11d9b0199791fe80

  • SHA256

    a0fb965b1d048e325d3fd08bdd6ea4106758052c5d63ad7f36e319f868782fff

  • SHA512

    896b605c64f97323402cf45d2f0f505fd518344b9e96971a3b46d8ab972d7b8fbc48ac6d02d3c2e29da0311f37f97181eb1b6b2e79a3036d4ff02d22f4b86ce6

Score
10/10
njrathackerevasionpersistencesuricatatrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

hacker

C2

2.tcp.ngrok.io:17639

Mutex

7cf40e6a3924b89f8051713ab507eec7

Attributes
  • reg_key

    7cf40e6a3924b89f8051713ab507eec7

  • splitter

    |'|'|

Targets

    • Target

      a0fb965b1d048e325d3fd08bdd6ea4106758052c5d63ad7f36e319f868782fff

    • Size

      3.2MB

    • MD5

      562a9f62a55034e9c8aa9bbfa9850b16

    • SHA1

      3b23806194ebfd8ba2215a0f11d9b0199791fe80

    • SHA256

      a0fb965b1d048e325d3fd08bdd6ea4106758052c5d63ad7f36e319f868782fff

    • SHA512

      896b605c64f97323402cf45d2f0f505fd518344b9e96971a3b46d8ab972d7b8fbc48ac6d02d3c2e29da0311f37f97181eb1b6b2e79a3036d4ff02d22f4b86ce6

    Score
    10/10
    njrathackerevasionpersistencesuricatatrojan

    • 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

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Tasks