General
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Target
Ransomware
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Size
284KB
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Sample
250403-krvyeswns7
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MD5
817dadcc515a58042452c5cba374b778
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SHA1
f2ccd9ad0197b1a90b04a1e5812dde9446743ae7
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SHA256
0d5855561068de6c066bc59f57bda18d4562c9251eab6efdcc62c2fa841a31df
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SHA512
a6864ce2df4eeffe4457a206f3c1bb85be80ce65f4743aef2facb0f2b18d33b7bb8e8605c11fbbbdc5d57324f8496832b211e39c7930eb0e5b957891d681049e
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SSDEEP
6144:UQNGVp8c/saqkPV97HILqgIDSF5Iz9BvZJT3CqbMrhryf65NRPaCieMjAkvCJv1Q:VNGVp8c/saqkPV97HILqgIDSF5Iz9BvF
Static task
static1
Behavioral task
behavioral1
Sample
Ransomware
Resource
win10ltsc2021-20250313-en
Malware Config
Extracted
C:\Users\Admin\Downloads\!Please Read Me!.txt
wannacry
15zGqZCTcys6eCjDkE3DypCjXi6QWRV6V1
Targets
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Target
Ransomware
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Size
284KB
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MD5
817dadcc515a58042452c5cba374b778
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SHA1
f2ccd9ad0197b1a90b04a1e5812dde9446743ae7
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SHA256
0d5855561068de6c066bc59f57bda18d4562c9251eab6efdcc62c2fa841a31df
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SHA512
a6864ce2df4eeffe4457a206f3c1bb85be80ce65f4743aef2facb0f2b18d33b7bb8e8605c11fbbbdc5d57324f8496832b211e39c7930eb0e5b957891d681049e
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SSDEEP
6144:UQNGVp8c/saqkPV97HILqgIDSF5Iz9BvZJT3CqbMrhryf65NRPaCieMjAkvCJv1Q:VNGVp8c/saqkPV97HILqgIDSF5Iz9BvF
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Troldesh family
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Wannacry family
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Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
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Downloads MZ/PE file
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Modifies Windows Firewall
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Drops startup file
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Executes dropped EXE
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Adds Run key to start application
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Legitimate hosting services abused for malware hosting/C2
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Sets desktop wallpaper using registry
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Indicator Removal
1File Deletion
1Modify Registry
2Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1