General

  • Target
    2026-09-19_1de99526facf402eb90cedaf735d18e4_blankgrabber_cobalt-strike_coinminer_icedid_njrat_satacom
  • Size 13.0MB
  • Sample260919-j1kclsdb22
  • SHA256 ea4638de61e910e42d18e1f4b933863b2c93b23521af8d5243aebd76a98ec8a4
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • sheetrat

Version
  • 1.8

C2
  • tcp3.tunnel4.com:36381

Targets

    • Target
      2026-09-19_1de99526facf402eb90cedaf735d18e4_blankgrabber_cobalt-strike_coinminer_icedid_njrat_satacom
    • Size 13.0MB
    • SHA256 ea4638de61e910e42d18e1f4b933863b2c93b23521af8d5243aebd76a98ec8a4
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Sheetrat obfuscated V1.8 and higher

      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

    • Detects Windows executables referencing non-Windows User-Agents

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers

    • Detects executables containing SQL queries to confidential data stores. Observed in infostealers

    • Command and Scripting Interpreter: PowerShell

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

    • 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

    • Contacts third-party web service commonly abused for C2

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

MITRE ATT&CK Enterprise v16

Tasks