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Overview

overview

10

Static

static

3

877405ad34...7f.exe

windows7-x64

10

877405ad34...7f.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    877405ad3412491c2f9c19b230abcd35c671e6162bf35084966e63205fe63e7f

  • Size

    63KB

  • Sample

    250206-b11qlaymcy

  • MD5

    ae36392e5539d5728efa591d610a7515

  • SHA1

    e42833489be55e3a1dcf6856dc34c3311a365f84

  • SHA256

    877405ad3412491c2f9c19b230abcd35c671e6162bf35084966e63205fe63e7f

  • SHA512

    9a9ffc5f054c1e1e37c6ad56ce9d55a8417dc78d155823821f883279d01c3d20f1a7c1ecf343660588e4fd35f32886fe2dfb9cf71b201f4d9254ecf62eed2257

  • SSDEEP

    1536:4DffgmQMDcjwy/nwDsBzlJTHic7plZBvZ:4DfIm5DcjwDO9lfT

Score
10/10
njratdefense_evasiondiscoverypersistenceprivilege_escalationtrojan

Malware Config

Targets

    • Target

      877405ad3412491c2f9c19b230abcd35c671e6162bf35084966e63205fe63e7f

    • Size

      63KB

    • MD5

      ae36392e5539d5728efa591d610a7515

    • SHA1

      e42833489be55e3a1dcf6856dc34c3311a365f84

    • SHA256

      877405ad3412491c2f9c19b230abcd35c671e6162bf35084966e63205fe63e7f

    • SHA512

      9a9ffc5f054c1e1e37c6ad56ce9d55a8417dc78d155823821f883279d01c3d20f1a7c1ecf343660588e4fd35f32886fe2dfb9cf71b201f4d9254ecf62eed2257

    • SSDEEP

      1536:4DffgmQMDcjwy/nwDsBzlJTHic7plZBvZ:4DfIm5DcjwDO9lfT

    Score
    10/10
    njratdefense_evasiondiscoverypersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Modifies Windows Firewall

      defense_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