General

  • Target

    Nursultan.exe

  • Size

    28.1MB

  • Sample

    250217-pfkqjaymgq

  • MD5

    cb9ab81bbb0c6346de42d1ccac0c062c

  • SHA1

    db8485a3e87050227e0e244b74a9e9ddd56e1d84

  • SHA256

    3038207b3c219c312360de56baaf69daf8595cdb96cc247a991c3dc1e990e24e

  • SHA512

    5acffdb0acccf98a0346c3f5ed5ae82f90c6355395cae3b97bdd7f016b561c61cf5130a326ad0af0ccddf3332e5c5361630d93ed7d1afe2777c04530431485eb

  • SSDEEP

    786432:XpCfRqTkidpBd2Q+U0icEzLQQ/2SiFeImAzleIVTGn2Wx:XpC87/VEEzL77BRA5LT9I

Malware Config

Targets

    • Target

      Nursultan.exe

    • Size

      28.1MB

    • MD5

      cb9ab81bbb0c6346de42d1ccac0c062c

    • SHA1

      db8485a3e87050227e0e244b74a9e9ddd56e1d84

    • SHA256

      3038207b3c219c312360de56baaf69daf8595cdb96cc247a991c3dc1e990e24e

    • SHA512

      5acffdb0acccf98a0346c3f5ed5ae82f90c6355395cae3b97bdd7f016b561c61cf5130a326ad0af0ccddf3332e5c5361630d93ed7d1afe2777c04530431485eb

    • SSDEEP

      786432:XpCfRqTkidpBd2Q+U0icEzLQQ/2SiFeImAzleIVTGn2Wx:XpC87/VEEzL77BRA5LT9I

    • Exela Stealer

      Exela Stealer is an open source stealer originally written in .NET and later transitioned to Python that was first observed in August 2023.

    • Exelastealer family

    • Grants admin privileges

      Uses net.exe to modify the user's privileges.

    • Modifies Windows Firewall

    • Checks computer location settings

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

    • Clipboard Data

      Adversaries may collect data stored in the clipboard from users copying information within or between applications.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Adds Run key to start application

    • Looks up external IP address via web service

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

    • Network Service Discovery

      Attempt to gather information on host's network.

    • Enumerates processes with tasklist

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks