Overview

overview

10

Static

static

1

1539fb2e34...c4.exe

windows7-x64

10

1539fb2e34...c4.exe

windows10-2004-x64

10

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General

  • Target

    1539fb2e349c9689fb60b8fa051afd514fd502125732c6f1db2f3ee547aa84c4

  • Size

    115KB

  • Sample

    240619-xptzka1hrn

  • MD5

    8a65fb1579055ffeadcede00440980df

  • SHA1

    c1f186f62c68cef0c9b1832ef28d7e18548d850c

  • SHA256

    1539fb2e349c9689fb60b8fa051afd514fd502125732c6f1db2f3ee547aa84c4

  • SHA512

    1758066ca203e39995f651c856695b0cb427d2bb4ba756eff57d8996317c1e853cac3db9a603482b70c606984fd034cd4ee2bba42ed3316b7c80e15ac50eef11

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMCF:P5eznsjsguGDFqGZ2rCF

Score
10/10
njratneufevasionpersistenceprivilege_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

      1539fb2e349c9689fb60b8fa051afd514fd502125732c6f1db2f3ee547aa84c4

    • Size

      115KB

    • MD5

      8a65fb1579055ffeadcede00440980df

    • SHA1

      c1f186f62c68cef0c9b1832ef28d7e18548d850c

    • SHA256

      1539fb2e349c9689fb60b8fa051afd514fd502125732c6f1db2f3ee547aa84c4

    • SHA512

      1758066ca203e39995f651c856695b0cb427d2bb4ba756eff57d8996317c1e853cac3db9a603482b70c606984fd034cd4ee2bba42ed3316b7c80e15ac50eef11

    • SSDEEP

      1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMCF:P5eznsjsguGDFqGZ2rCF

    Score
    10/10
    njratneufevasionpersistenceprivilege_escalationtrojan

    • 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 Matrix ATT&CK v13

Initial Access

Execution

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks