Overview

overview

10

Static

static

10

70D8A4CFE8...D0.exe

windows7-x64

10

70D8A4CFE8...D0.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    70D8A4CFE8F75BEF1D5CEA3BA0CCA2D0.exe

  • Size

    31KB

  • Sample

    231017-1j6myshd6t

  • MD5

    70d8a4cfe8f75bef1d5cea3ba0cca2d0

  • SHA1

    636d0bb422ed168d310a31160d69aef1aec90d68

  • SHA256

    6a949940330b0828af63f56d10981f8596ef1c24952b058e40af09ce6e947100

  • SHA512

    31ae3fc6ff416925040d4a7aa40d46b411786c1269c6fbdb0386a05cd5211774c2c0cd13dddecbcec2e3919278cd2c659549a7d7f74355bda3f81e8b196cc561

  • SSDEEP

    768:ZRZghV5VXPKzxF+dt+XKvJ+rvaPQmIDUu0tipcj:mfqciMQVkzj

Score
10/10
njratmybotevasionpersistencetrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

MyBot

C2

myvnc.myftp.biz:5552

Mutex

4d303b772c7c7805c5e01990e7310d1a

Attributes
  • reg_key

    4d303b772c7c7805c5e01990e7310d1a

  • splitter

    Y262SUCZ4UJJ

Targets

    • Target

      70D8A4CFE8F75BEF1D5CEA3BA0CCA2D0.exe

    • Size

      31KB

    • MD5

      70d8a4cfe8f75bef1d5cea3ba0cca2d0

    • SHA1

      636d0bb422ed168d310a31160d69aef1aec90d68

    • SHA256

      6a949940330b0828af63f56d10981f8596ef1c24952b058e40af09ce6e947100

    • SHA512

      31ae3fc6ff416925040d4a7aa40d46b411786c1269c6fbdb0386a05cd5211774c2c0cd13dddecbcec2e3919278cd2c659549a7d7f74355bda3f81e8b196cc561

    • SSDEEP

      768:ZRZghV5VXPKzxF+dt+XKvJ+rvaPQmIDUu0tipcj:mfqciMQVkzj

    Score
    10/10
    njratmybotevasionpersistencetrojan

    • 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 Matrix ATT&CK v13

Initial Access

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

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks