General

  • Target

    Nursultan.exe

  • Size

    296.0MB

  • Sample

    241226-1sdcrssjfy

  • MD5

    e18ae93882c28507a03470fbf914eaab

  • SHA1

    d8844d9d3b57a4f3d403d2a41c0769aeef17efb6

  • SHA256

    991fd937d6f356bcf1054e4afc7e0e7a43510d79b2302e198c02b049170a0faa

  • SHA512

    1e7ef9f86c88353a9da08d6ed7cf6c04b9ad2ca18081f1fe7a7b30b80374c98e41f55d4c97b216ee6fd29f2c183410afe14f151c5de1537a031dbd64ef184603

  • SSDEEP

    98304:NtDjWM8JEE1FXAnamaHl3Ne4i3Tf2PkOpfW9hZMMoVmkzhxIdfXeRpYRJJcGhEIA:Nt0tAKeNTfm/pf+xk4dWRpmrbW3jmr+

Malware Config

Targets

    • Target

      Nursultan.exe

    • Size

      296.0MB

    • MD5

      e18ae93882c28507a03470fbf914eaab

    • SHA1

      d8844d9d3b57a4f3d403d2a41c0769aeef17efb6

    • SHA256

      991fd937d6f356bcf1054e4afc7e0e7a43510d79b2302e198c02b049170a0faa

    • SHA512

      1e7ef9f86c88353a9da08d6ed7cf6c04b9ad2ca18081f1fe7a7b30b80374c98e41f55d4c97b216ee6fd29f2c183410afe14f151c5de1537a031dbd64ef184603

    • SSDEEP

      98304:NtDjWM8JEE1FXAnamaHl3Ne4i3Tf2PkOpfW9hZMMoVmkzhxIdfXeRpYRJJcGhEIA:Nt0tAKeNTfm/pf+xk4dWRpmrbW3jmr+

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Drops file in Drivers directory

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Looks up external IP address via web service

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

    • Obfuscated Files or Information: Command Obfuscation

      Adversaries may obfuscate content during command execution to impede detection.

    • Drops file in System32 directory

    • Enumerates processes with tasklist

    • UPX packed file

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

MITRE ATT&CK Enterprise v15

Tasks