General
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Target
TOTALLYNOTRANSOMWARE.py
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Size
1KB
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Sample
250224-vdm1rstky3
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MD5
147bb993b1108746186107ac426805d3
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SHA1
87e5f3235f300bfe00e18bb476457797d7880140
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SHA256
c2cbfe93a17545b58a1fa9347c018a732414e8e36c99a4b03e643e1ae9bc2310
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SHA512
51e134e0cde7fa28697a80ac1ee63dcaa59a6078e42e7c25a491af6bb521d72259a5e37992553260bfffa11b91188bfb2fcf5b5b2eae08c21eb92f190c47a18d
Static task
static1
Behavioral task
behavioral1
Sample
TOTALLYNOTRANSOMWARE.py
Resource
win10v2004-20250217-en
Malware Config
Extracted
C:\Program Files\7-Zip\Lang\DECRYPT_YOUR_FILES.HTML
Extracted
C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML
Extracted
C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML
Extracted
C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML
Extracted
C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML
Extracted
C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML
Extracted
C:\Program Files\7-Zip\DECRYPT_YOUR_FILES.HTML
Targets
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Target
TOTALLYNOTRANSOMWARE.py
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Size
1KB
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MD5
147bb993b1108746186107ac426805d3
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SHA1
87e5f3235f300bfe00e18bb476457797d7880140
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SHA256
c2cbfe93a17545b58a1fa9347c018a732414e8e36c99a4b03e643e1ae9bc2310
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SHA512
51e134e0cde7fa28697a80ac1ee63dcaa59a6078e42e7c25a491af6bb521d72259a5e37992553260bfffa11b91188bfb2fcf5b5b2eae08c21eb92f190c47a18d
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Dharma
Dharma is a ransomware that uses security software installation to hide malicious activities.
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Dharma family
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Fantom family
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Disables Task Manager via registry modification
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Downloads MZ/PE file
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
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Deletes itself
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Drops startup file
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Event Triggered Execution: Component Object Model Hijacking
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
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Executes dropped EXE
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Loads dropped DLL
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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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Drops desktop.ini file(s)
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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Drops file in System32 directory
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Component Object Model Hijacking
1Defense Evasion
Direct Volume Access
1Indicator Removal
2File Deletion
2Modify Registry
3Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1