Overview

overview

10

Static

static

3

de7ba0f8b2...fN.exe

windows7-x64

10

de7ba0f8b2...fN.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    de7ba0f8b28acfe56cf78d7f43fe79ea3732ae90576f509a05887514ff43b62fN.exe

  • Size

    113KB

  • Sample

    241111-2jzp3syckr

  • MD5

    a2208dc08acff4984edae1a282a6aea5

  • SHA1

    0031d2c9dfafbc1b58a9185c31a4d5983d0a72d2

  • SHA256

    46d830502f6f71e10e491a7d9c065be07923d57b948961c22e9df3b1fac1047f

  • SHA512

    676708b052a60d677609d668d53f62901c61d4151bf372e73b5cfac4587c8f5b43911eb4f91ad7eb34622a37fedb86a8412b2504d0bee58031bda8a1bf7aec5f

  • SSDEEP

    1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73R/:w5eznsjsguGDFqGx8egoxmO3rR/

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

      de7ba0f8b28acfe56cf78d7f43fe79ea3732ae90576f509a05887514ff43b62fN.exe

    • Size

      113KB

    • MD5

      a2208dc08acff4984edae1a282a6aea5

    • SHA1

      0031d2c9dfafbc1b58a9185c31a4d5983d0a72d2

    • SHA256

      46d830502f6f71e10e491a7d9c065be07923d57b948961c22e9df3b1fac1047f

    • SHA512

      676708b052a60d677609d668d53f62901c61d4151bf372e73b5cfac4587c8f5b43911eb4f91ad7eb34622a37fedb86a8412b2504d0bee58031bda8a1bf7aec5f

    • SSDEEP

      1536:orp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4xtKegoxmOBh73R/:w5eznsjsguGDFqGx8egoxmO3rR/

    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