General

  • Target
    NursultanCrack1.1.rar
  • Size 11.2MB
  • Sample260723-v3arqs1zft
  • SHA256 0d40544f85e3367efc93434a6965acf57f700e66b6e184cfc6ddcdf91f7c7f67
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • sheetrat

Version
  • 1.8

Campaign
  • t.me/junk_code

C2
  • 91.92.42.94:1154

Mutex
  • qqqqq333qqqqqq

Attributes
  • anti_virtual

    false

  • certificate

    qcu0m6d9c65n5njt64v9jacjm1jag

  • exclusion_wd

    true

  • hidden_file

    true

  • install

    true

  • install_watch_dog

    true

  • key

    aqy2xd47jtss

  • path_client

    %Windows%\svchost

  • path_watch_dog

    %Cookies%\conhost

  • pump

    false

  • rootkit

    xip4ful6ow1fs9ezukws749yz

  • task_client

    ShellHost

  • task_watch_dog

    CookieManager

  • use_install_admin

    true

  • user_init

    true

Targets

    • Target
      NursultanCrack1.1.exe
    • Size 11.2MB
    • SHA256 1e488696fa2371219636397c3891e64b3538b9b21e826c74aa1bff94fab1a400
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Sheetrat Payload

      Sheetrat aka NonEuclid RAT is a trojan written in C#.

    • Family: Sheetrat, NonEuclid rat

      Sheetrat aka NonEuclid RAT is a trojan written in C#.

    • Modifies WinLogon for persistence

    • Event Triggered Execution: AppInit DLLs

      Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks