General
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Target
https://github.com/Da2dalus/The-MALWARE-Repo
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Sample
241022-1pgk1swbnd
Static task
static1
URLScan task
urlscan1
Behavioral task
behavioral1
Sample
https://github.com/Da2dalus/The-MALWARE-Repo
Resource
win10v2004-20241007-en
Malware Config
Extracted
C:\Users\Admin\Downloads\!Please Read Me!.txt
wannacry
15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1
Targets
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Target
https://github.com/Da2dalus/The-MALWARE-Repo
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Adds autorun key to be loaded by Explorer.exe on startup
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Modifies WinLogon for persistence
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Boot or Logon Autostart Execution: Active Setup
Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.
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Downloads MZ/PE file
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Drops file in Drivers directory
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Event Triggered Execution: AppInit DLLs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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Manipulates Digital Signatures
Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.
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Modifies Windows Firewall
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Executes dropped EXE
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Obfuscated with Agile.Net obfuscator
Detects use of the Agile.Net commercial obfuscator, which is capable of entity renaming and control flow obfuscation.
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2
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Modifies WinLogon
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AutoIT Executable
AutoIT scripts compiled to PE executables.
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Sets desktop wallpaper using registry
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
5Active Setup
1Registry Run Keys / Startup Folder
2Winlogon Helper DLL
2Browser Extensions
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
2AppInit DLLs
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
5Active Setup
1Registry Run Keys / Startup Folder
2Winlogon Helper DLL
2Create or Modify System Process
1Windows Service
1Event Triggered Execution
2AppInit DLLs
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Indicator Removal
1File Deletion
1Modify Registry
10Subvert Trust Controls
1SIP and Trust Provider Hijacking
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1