General

Malware Config

Extracted

Family
  • neptunerat

C2
  • 2.57.19.42:818

Attributes
  • filename

    MasonUSB.exe

  • group

    MasonGroup

  • key

    DsKcRUxvrzkF9yJ8

  • rat_name

    MasonRAT

Extracted

Family
  • njrat

Version
  • <- NjRAT 0.7d Horror Edition ->

Botnet
  • Victim

C2
  • 28.tcp.cpolar.top:10588

Mutex
  • 0142361c52dce97ca26729e3ae908113

Attributes
  • reg_key

    0142361c52dce97ca26729e3ae908113

  • splitter

    Y262SUCZ4UJJ

Targets

    • Detects NeptuneRAT stealer

    • Family: NeptuneRAT, MasonRAT

      NeptuneRAT aka MasonRAT is a trojan written in C#.

    • Family: njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Indicator Removal: Clear Windows Event Logs

      Clear Windows Event Logs to hide the activity of an intrusion.

    • Adds Run key to start application

    • Checks hardware identifiers (DMI)

      Checks DMI information which indicate if the system is a virtual machine.

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Gatekeeper Bypass

      Adversaries may modify file attributes and subvert Gatekeeper functionality to evade user prompts and execute untrusted programs. Gatekeeper is a set of technologies that act as layer of Apples security model to ensure only trusted applications are executed on a host.

    • Indicator Removal: File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity.

    • Reads hardware information

      Accesses system info like serial numbers, manufacturer names etc.

    • Drops file in System32 directory

    • File Deletion

      Adversaries may delete files left behind by the actions of their intrusion activity. Malware, tools, or other non-native files dropped or created on a system by an adversary (ex: Ingress Tool Transfer) may leave traces to indicate to what was done within a network and how. Removal of these files can occur.

MITRE ATT&CK Enterprise v16

MITRE ATT&CK Mobile v16

Tasks