Overview

overview

10

Static

static

1

da9d0b5a0f...1N.exe

windows7-x64

10

da9d0b5a0f...1N.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N

  • Size

    120KB

  • Sample

    250113-nnjb1azqgv

  • MD5

    cf28cd2e4d302f8084428ae2154a1090

  • SHA1

    438ea7a74a106f663955707affc9ba1ccdf10d18

  • SHA256

    da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1

  • SHA512

    f2ac8ae77cef7703e17e113fe9e0f46082b1bb1916677df2aa9dd6f904e44bc90f477d12278a3764ad9872e30940fd0b11ac9f3db12f1db03321f3627f5179da

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLVg/:P5eznsjsguGDFqGZ2rDLy

Score
10/10
njratneufdiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes
  • reg_key

    e1a87040f2026369a233f9ae76301b7b

  • splitter

    |'|'|

Targets

    • Target

      da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1N

    • Size

      120KB

    • MD5

      cf28cd2e4d302f8084428ae2154a1090

    • SHA1

      438ea7a74a106f663955707affc9ba1ccdf10d18

    • SHA256

      da9d0b5a0fb229ebd54e20802c5d7d4d26281d74dce946eaaac7bec5c812cce1

    • SHA512

      f2ac8ae77cef7703e17e113fe9e0f46082b1bb1916677df2aa9dd6f904e44bc90f477d12278a3764ad9872e30940fd0b11ac9f3db12f1db03321f3627f5179da

    • SSDEEP

      1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMDLVg/:P5eznsjsguGDFqGZ2rDLy

    Score
    10/10
    njratneufdiscoveryevasionpersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

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

Query Registry

1
T1012

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks