General
- Target Nuls cheat.exe
- Size 438KB
- Sample260606-vsfv1abs6p
- SHA256 40ff553f5ae11c6c21453eb2602c90390f7f8debcfbd50b41a4a497725c32188
- MD5 6bf6bef95c5f5d69d606c7659638624a
- SHA1 50d055138ff4defc2bf0746c8f679488621c45b0
- SHA512 8f9204c9e10dbbc82863b140b6cd05f96165811592911f7e5f7341d064066cfe7405c7ad1ce3cb8889c9f1a5d659b72b6559a32d253b668cac1e7fe665f45c59
- SSDEEP 6144:wxOUbQTvTRtWfcWM3A+e6VlWT8b9QUdzjmCiJie0jbWYgzZ3c86yy:wAJRUfLM3FPVle8S8UJvsgO1y
- TLSH T1C1A4C50CFE91F805CE9E3D77CBE610104B7125C22E2596963249AFFC9B6537658E227C
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
Nuls cheat.exe
Resource
win11-20260513-en
Malware Config
Extracted
-
sheetrat
-
2.6
-
Sheet_eelnzdrfwb
-
tcp.cloudpub.ru:58930
Targets
-
- Target Nuls cheat.exe
- Size 438KB
- SHA256 40ff553f5ae11c6c21453eb2602c90390f7f8debcfbd50b41a4a497725c32188
- MD5 6bf6bef95c5f5d69d606c7659638624a
- SHA1 50d055138ff4defc2bf0746c8f679488621c45b0
- SHA512 8f9204c9e10dbbc82863b140b6cd05f96165811592911f7e5f7341d064066cfe7405c7ad1ce3cb8889c9f1a5d659b72b6559a32d253b668cac1e7fe665f45c59
- SSDEEP 6144:wxOUbQTvTRtWfcWM3A+e6VlWT8b9QUdzjmCiJie0jbWYgzZ3c86yy:wAJRUfLM3FPVle8S8UJvsgO1y
- TLSH T1C1A4C50CFE91F805CE9E3D77CBE610104B7125C22E2596963249AFFC9B6537658E227C
- MD5 SHA1 SHA512 SSDEEP TLSH
Contains code to disable Windows Defender
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
Detects Sheetrat obfuscated V1.8 and higher
Sheetrat aka NonEuclid RAT is a trojan written in C#.
Modifies WinLogon for persistence
UAC bypass
Downloads MZ/PE file
Event Triggered Execution: AppInit DLLs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
Executes dropped EXE
Loads dropped DLL
Adds Run key to start application
Checks whether UAC is enabled
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Event Triggered Execution
1AppInit DLLs
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Event Triggered Execution
1AppInit DLLs
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
4Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1