General
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Target
FireFoxSetup.exe
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Size
171KB
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Sample
241021-yemm6ssdnd
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MD5
014b0ea8fe05df0fdea1710537dabe57
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SHA1
91b47cd15009aceba1040cadabf3aa7cd6279a48
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SHA256
340830c7cba818a4e94a7791432f6a3e29bf103ebb47c70a6cb61e53c0ee5b2a
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SHA512
8503e8cd78442535226f41ba5d12dc0a20732940a24f865eb156ab9e75d6b4330bfdd10abba8add37713447317280f7b30f8c30bfb9f8642d15506a17e4d12d0
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SSDEEP
1536:qDEV10wHVJKuuwhSMEFv9by6POwWTCs6se7llqn17KineXd2wVKtivEYoNRh8RXt:dfjhaFv9bjOwFsgbcUieNJqKoPC5+Ls
Behavioral task
behavioral1
Sample
FireFoxSetup.exe
Resource
win11-20240802-en
Behavioral task
behavioral2
Sample
FireFoxSetup.exe
Resource
win7-20240903-en
Behavioral task
behavioral3
Sample
FireFoxSetup.exe
Resource
win10-20240404-en
Behavioral task
behavioral4
Sample
FireFoxSetup.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
FireFoxSetup.exe
Resource
win11-20241007-en
Malware Config
Extracted
xworm
5.0
147.185.221.22:43768
2bRkaANDDdoPipKE
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Install_directory
%AppData%
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install_file
FireFox.exe
Extracted
C:\Users\Admin\AppData\Local\Temp\@[email protected]
wannacry
115p7UMMngoj1pMvkpHijcRdfJNXj6LrLn
Targets
-
-
Target
FireFoxSetup.exe
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Size
171KB
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MD5
014b0ea8fe05df0fdea1710537dabe57
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SHA1
91b47cd15009aceba1040cadabf3aa7cd6279a48
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SHA256
340830c7cba818a4e94a7791432f6a3e29bf103ebb47c70a6cb61e53c0ee5b2a
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SHA512
8503e8cd78442535226f41ba5d12dc0a20732940a24f865eb156ab9e75d6b4330bfdd10abba8add37713447317280f7b30f8c30bfb9f8642d15506a17e4d12d0
-
SSDEEP
1536:qDEV10wHVJKuuwhSMEFv9by6POwWTCs6se7llqn17KineXd2wVKtivEYoNRh8RXt:dfjhaFv9bjOwFsgbcUieNJqKoPC5+Ls
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Detect Xworm Payload
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Command and Scripting Interpreter: PowerShell
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
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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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Loads dropped DLL
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Modifies file permissions
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Adds Run key to start application
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File and Directory Permissions Modification: Windows File and Directory Permissions Modification
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Windows Management Instrumentation
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
File and Directory Permissions Modification
2Windows File and Directory Permissions Modification
1Hide Artifacts
1Hidden Files and Directories
1Indicator Removal
1File Deletion
1Modify Registry
3Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1