Resubmissions

02-03-2024 14:48

240302-r6p42sec9w 10

02-03-2024 14:48

240302-r6mc6aef56 1

02-03-2024 14:39

240302-r1bpgaec5s 10

02-03-2024 14:30

240302-rt7tbseb9x 10

02-03-2024 14:29

240302-rt11saee56 1

02-03-2024 14:13

240302-rjrz5aeb5t 10

General

  • Target

    https://disk.yandex.ru/d/JN-LxzQEH_gfVg

  • Sample

    240302-r6p42sec9w

Malware Config

Extracted

Family

njrat

Version

im523

Botnet

hacked

C2

185.204.1.236:1111

Mutex

c15cd7ce3aae2bd6036dd10a665f69f9

Attributes
  • reg_key

    c15cd7ce3aae2bd6036dd10a665f69f9

  • splitter

    |'|'|

Extracted

Family

njrat

Version

im523

Botnet

HacKed

C2

18.ip.gl.ply.gg:49833

Mutex

06e2367bb009ecaefdade8a51b53afab

Attributes
  • reg_key

    06e2367bb009ecaefdade8a51b53afab

  • splitter

    |'|'|

Targets

    • Target

      https://disk.yandex.ru/d/JN-LxzQEH_gfVg

    • njRAT/Bladabindi

      Widely used RAT written in .NET.

    • Clears Windows event logs

    • Downloads MZ/PE file

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Uses the VBS compiler for execution

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks