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Overview

overview

10

Static

static

10

am.exe

windows7-x64

10

am.exe

windows10-2004-x64

8

Sharing

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General

  • Target

    am.exe

  • Size

    93KB

  • Sample

    250205-jtw3tsypfj

  • MD5

    59b40a406af1b307f204b246371db9bf

  • SHA1

    8448937d6dcd4868082a2e09fd6ff582d9c73c70

  • SHA256

    5f1eaaa7781758b4830a2c576234d1687f95c1b058b48d833a4d71f2fa970d6b

  • SHA512

    1c392cda14f386a45b20f08f2f5ec3a6fcfd06f649cfe21c1f3f9ce6a31e4485cb5598c41c2b4cbcf312bc67ca0db41e1dc887caeeabd325f6259ee85cf49fec

  • SSDEEP

    768:WY3TmdD9O/pBcxYsbae6GIXb9pDX2KC98PL0OXLeuXxrjEtCdnl2pi1Rz4Rk3Y7E:hm3Ox6baIa9R/j00ljEwzGi1dDuD6gS

Score
10/10
njratbavilladefense_evasiondiscoverypersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

bavilla

C2

hakim32.ddns.net:2000

192.168.1.15:5552
Mutex

522259726718d1753f479b9af3c0b6f5

Attributes
  • reg_key

    522259726718d1753f479b9af3c0b6f5

  • splitter

    |'|'|

Targets

    • Target

      am.exe

    • Size

      93KB

    • MD5

      59b40a406af1b307f204b246371db9bf

    • SHA1

      8448937d6dcd4868082a2e09fd6ff582d9c73c70

    • SHA256

      5f1eaaa7781758b4830a2c576234d1687f95c1b058b48d833a4d71f2fa970d6b

    • SHA512

      1c392cda14f386a45b20f08f2f5ec3a6fcfd06f649cfe21c1f3f9ce6a31e4485cb5598c41c2b4cbcf312bc67ca0db41e1dc887caeeabd325f6259ee85cf49fec

    • SSDEEP

      768:WY3TmdD9O/pBcxYsbae6GIXb9pDX2KC98PL0OXLeuXxrjEtCdnl2pi1Rz4Rk3Y7E:hm3Ox6baIa9R/j00ljEwzGi1dDuD6gS

    Score
    10/10
    njratbavilladefense_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

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Scheduled Task/Job

1
T1053

Scheduled Task

1
T1053.005

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

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