General
- Target https://github.com/Return32/return-/blob/main/0x32.exe
- Sample260731-twc3vawdkf
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Return32/return-/blob/main/0x32.exe
Resource
win10ltsc2021-20260513-en
Behavioral task
behavioral2
Sample
https://github.com/Return32/return-/blob/main/0x32.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Extracted
-
njrat
-
<- NjRAT 0.7d Horror Edition ->
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Kurban
-
87.76.146.91:1604
-
70924616d240d4b88ce9dc9a796c4181
-
reg_key
70924616d240d4b88ce9dc9a796c4181
-
splitter
Y262SUCZ4UJJ
Targets
-
- Target https://github.com/Return32/return-/blob/main/0x32.exe
-
Disables one or more Microsoft Defender components
Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.
-
Downloads MZ/PE file
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Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
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Executes dropped EXE
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Loads dropped DLL
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Stops running service(s)
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Adds Run key to start application
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Contacts third-party web service commonly abused for C2
Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
System Binary Proxy Execution: Verclsid
Adversaries may abuse Verclsid to proxy execution of malicious code.
-
Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
-
Drops file in System32 directory
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
1Windows Command Shell
1System Services
1Service Execution
1Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Accessibility Features
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Accessibility Features
1Defense Evasion
Impair Defenses
2Disable or Modify Tools
1Modify Registry
1Pre-OS Boot
1Bootkit
1System Binary Proxy Execution
1Verclsid
1