Overview

overview

10

Static

static

10

a806f7211c...aa.exe

windows7-x64

10

a806f7211c...aa.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    a806f7211ce225fce8c1527a0bdbeec0a195b3827475af2cd3cb08aa648ebaaa.exe

  • Size

    31KB

  • Sample

    241125-zgdzgssjbk

  • MD5

    a476d8182cef5f482a38e886023bb8df

  • SHA1

    9ef3984819f6696967d36e04ccb6469bef090745

  • SHA256

    a806f7211ce225fce8c1527a0bdbeec0a195b3827475af2cd3cb08aa648ebaaa

  • SHA512

    bb9944af76d5a4334e941a294bd0934108cfae6e83a4b3ec0cd92da2f059ae5268d930c49781a1996912c8b22ad176344bffa1ecb9a2dd302b8e4a51b46bea44

  • SSDEEP

    768:zDMXZwpJbb2zxxO5oaqHhisfvagQmIDUu0tiicjL:UkKZisrQVkajL

Score
10/10
njratmybotdiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

MyBot

C2

192.168.199.2:6522

Mutex

266d34e804b5bdc8c81bfaefe4d0b785

Attributes
  • reg_key

    266d34e804b5bdc8c81bfaefe4d0b785

  • splitter

    Y262SUCZ4UJJ

Targets

    • Target

      a806f7211ce225fce8c1527a0bdbeec0a195b3827475af2cd3cb08aa648ebaaa.exe

    • Size

      31KB

    • MD5

      a476d8182cef5f482a38e886023bb8df

    • SHA1

      9ef3984819f6696967d36e04ccb6469bef090745

    • SHA256

      a806f7211ce225fce8c1527a0bdbeec0a195b3827475af2cd3cb08aa648ebaaa

    • SHA512

      bb9944af76d5a4334e941a294bd0934108cfae6e83a4b3ec0cd92da2f059ae5268d930c49781a1996912c8b22ad176344bffa1ecb9a2dd302b8e4a51b46bea44

    • SSDEEP

      768:zDMXZwpJbb2zxxO5oaqHhisfvagQmIDUu0tiicjL:UkKZisrQVkajL

    Score
    10/10
    njratmybotdiscoveryevasionpersistenceprivilege_escalationtrojan

    • Njrat family

      njrat

    • 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 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