Overview

overview

10

Static

static

1

89afd81cb7...a0.exe

windows7-x64

10

89afd81cb7...a0.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    89afd81cb7cb59382bf5830fd0111fd79a186532d960242e2e7e079415850ba0.exe

  • Size

    114KB

  • Sample

    240521-rvh7cshc7v

  • MD5

    43b54cfac304eeaa653ff9ffbe260427

  • SHA1

    b65b4fb9a6e70f74dc34b2d5c474642a13e84222

  • SHA256

    89afd81cb7cb59382bf5830fd0111fd79a186532d960242e2e7e079415850ba0

  • SHA512

    b22fb5408f1412922e61ba0a1a73de9bbb7361490686420dfb0cb3542c202e8f1fa320938fb1ae2b8c39701dc151e73ee0dd883954f91c11e7640afe437d2277

  • SSDEEP

    1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMiat6Aa:P5eznsjsguGDFqGZ2riAa

Score
10/10
njratneufevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

neuf

C2

doddyfire.linkpc.net:10000

Mutex

e1a87040f2026369a233f9ae76301b7b

Attributes
  • reg_key

    e1a87040f2026369a233f9ae76301b7b

  • splitter

    |'|'|

Targets

    • Target

      89afd81cb7cb59382bf5830fd0111fd79a186532d960242e2e7e079415850ba0.exe

    • Size

      114KB

    • MD5

      43b54cfac304eeaa653ff9ffbe260427

    • SHA1

      b65b4fb9a6e70f74dc34b2d5c474642a13e84222

    • SHA256

      89afd81cb7cb59382bf5830fd0111fd79a186532d960242e2e7e079415850ba0

    • SHA512

      b22fb5408f1412922e61ba0a1a73de9bbb7361490686420dfb0cb3542c202e8f1fa320938fb1ae2b8c39701dc151e73ee0dd883954f91c11e7640afe437d2277

    • SSDEEP

      1536:WWp5eznKUlIOp3YjVCguHEvQEbFqVC3woFRKpT4XEQhuxzuMiat6Aa:P5eznsjsguGDFqGZ2riAa

    Score
    10/10
    njratneufevasionpersistencetrojan

    • 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

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

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