Overview

overview

10

Static

static

10

8835ec76c7...8e.exe

windows7_x64

10

8835ec76c7...8e.exe

windows10-2004_x64

10

Sharing

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General

  • Target

    8835ec76c748d7b3c28135d15c6d9b26028c06ca2daf6086a355f8ac1007a08e

  • Size

    37KB

  • Sample

    220520-e1jzmahge8

  • MD5

    8bb066ff7083b2d7dff1b8a1bb47aaf7

  • SHA1

    de6c13af77a76a74f54943415efd1fced38a6cc7

  • SHA256

    8835ec76c748d7b3c28135d15c6d9b26028c06ca2daf6086a355f8ac1007a08e

  • SHA512

    9d326eaf23156eade7327e9a164eef1d774594bd8db9cdebb1ab4230b9321dc0b170b40c9b3bb5ba3268923ef2abf6a0700d0ebe0a8326779b67281b6db9a2aa

Score
10/10
njrathackedevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

antoniocometa.ddns.net:1604

Mutex

bf2b934adc039f6f0c2d9ed3e3473fdf

Attributes
  • reg_key

    bf2b934adc039f6f0c2d9ed3e3473fdf

  • splitter

    |'|'|

Targets

    • Target

      8835ec76c748d7b3c28135d15c6d9b26028c06ca2daf6086a355f8ac1007a08e

    • Size

      37KB

    • MD5

      8bb066ff7083b2d7dff1b8a1bb47aaf7

    • SHA1

      de6c13af77a76a74f54943415efd1fced38a6cc7

    • SHA256

      8835ec76c748d7b3c28135d15c6d9b26028c06ca2daf6086a355f8ac1007a08e

    • SHA512

      9d326eaf23156eade7327e9a164eef1d774594bd8db9cdebb1ab4230b9321dc0b170b40c9b3bb5ba3268923ef2abf6a0700d0ebe0a8326779b67281b6db9a2aa

    Score
    10/10
    njrathackedevasionpersistencetrojan

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

      trojannjrat

    • Executes dropped EXE

    • Modifies Windows Firewall

      evasion

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Drops startup file

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops autorun.inf file

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

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Replication Through Removable Media

1
T1091

Execution

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

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

Tasks