Overview

overview

10

Static

static

3

31D526F2A0...1F.exe

windows7-x64

10

31D526F2A0...1F.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    31D526F2A0555E904ED31EC797E8151F.exe

  • Size

    1.1MB

  • Sample

    240223-zdj2bshe9y

  • MD5

    31d526f2a0555e904ed31ec797e8151f

  • SHA1

    742d84337a209d151eace5f6ab3aea0f3c1fac16

  • SHA256

    6d4056dce7464a436ab92a94702d79b48f861daa8f97d29c30b26c3461f3f0a1

  • SHA512

    99027eec040a091523060267406686512ed26f0d2ae720449e56fff59115cd31b4d760dab114ea6d2f7e976161ac1a664dc9eafc16c9f8a2c89a1afa7e1133a9

  • SSDEEP

    24576:1ffWAsmm6oDJksQSeW0maMjxc7RKm95rkwbfPH1CKUXpdIDFoas9:1ffWGoasOdM+gm95gOfPHnb+aC

Score
10/10
njrat2evasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

2

C2

than-electoral.gl.at.ply.gg:36364

Mutex

0c8d792f9c21b154330684f6c50ab800

Attributes
  • reg_key

    0c8d792f9c21b154330684f6c50ab800

  • splitter

    |'|'|

Targets

    • Target

      31D526F2A0555E904ED31EC797E8151F.exe

    • Size

      1.1MB

    • MD5

      31d526f2a0555e904ed31ec797e8151f

    • SHA1

      742d84337a209d151eace5f6ab3aea0f3c1fac16

    • SHA256

      6d4056dce7464a436ab92a94702d79b48f861daa8f97d29c30b26c3461f3f0a1

    • SHA512

      99027eec040a091523060267406686512ed26f0d2ae720449e56fff59115cd31b4d760dab114ea6d2f7e976161ac1a664dc9eafc16c9f8a2c89a1afa7e1133a9

    • SSDEEP

      24576:1ffWAsmm6oDJksQSeW0maMjxc7RKm95rkwbfPH1CKUXpdIDFoas9:1ffWGoasOdM+gm95gOfPHnb+aC

    Score
    10/10
    njrat2evasionpersistencetrojan

    • 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

    • Adds Run key to start application

      persistence

    • Drops autorun.inf file

      Malware can abuse Windows Autorun to spread further via attached volumes.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Replication Through Removable Media

1
T1091

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

Replication Through Removable Media

1
T1091

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks