Overview

overview

10

Static

static

10

b855fb58ce...ab.exe

windows7-x64

10

b855fb58ce...ab.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    b855fb58cec2d7b4d03058e0cedcbf9620c32d7f7c36c4e1f5434a22050c03ab

  • Size

    28KB

  • Sample

    240920-174s9s1dpf

  • MD5

    11e6d9c90a45a94d169ebd56d3d7715c

  • SHA1

    6e8d3c2c5d6af1dffd905fc66e87a1f837653cc2

  • SHA256

    b855fb58cec2d7b4d03058e0cedcbf9620c32d7f7c36c4e1f5434a22050c03ab

  • SHA512

    2934b48dcdf665983d0943c1d5ba2c2eb3733a9e304cb63cf92ad1f59f6b83e6cf579c3931392fefd654fee1a002bbdf6e3b1964f8ff234692a3eb45f7778bbb

  • SSDEEP

    384:hSSdBLFQTe5UvJwuZMeIGMnotlPaXjqxt0LE2wVGRbiNrxw8L7vnJSXt+jb:htyTeEwuvHtl0+D0LeVUbSQ9+n

Score
10/10
njratdiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target

      b855fb58cec2d7b4d03058e0cedcbf9620c32d7f7c36c4e1f5434a22050c03ab

    • Size

      28KB

    • MD5

      11e6d9c90a45a94d169ebd56d3d7715c

    • SHA1

      6e8d3c2c5d6af1dffd905fc66e87a1f837653cc2

    • SHA256

      b855fb58cec2d7b4d03058e0cedcbf9620c32d7f7c36c4e1f5434a22050c03ab

    • SHA512

      2934b48dcdf665983d0943c1d5ba2c2eb3733a9e304cb63cf92ad1f59f6b83e6cf579c3931392fefd654fee1a002bbdf6e3b1964f8ff234692a3eb45f7778bbb

    • SSDEEP

      384:hSSdBLFQTe5UvJwuZMeIGMnotlPaXjqxt0LE2wVGRbiNrxw8L7vnJSXt+jb:htyTeEwuvHtl0+D0LeVUbSQ9+n

    Score
    10/10
    njratdiscoveryevasionpersistenceprivilege_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.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence
    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