General
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Target
04e16c855515880799c8.exe
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Size
8.2MB
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Sample
241110-27k7lazqcj
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MD5
36b488690c9707ce7535f89ecbf494ce
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SHA1
eb4ba5cad20093988d2fa1380b157402e4f97717
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SHA256
b10c01a7256143b3abb1d6fe2115ecd651fe639bccadaf3dd88d1d68e1bf50c4
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SHA512
26c95b5a5a5313575a1237bc66fc2dcb1560f216d54bade0985bcc8ee8df3f80457f3a979d0d1349fc2e14a5e7352c2a1e55f69a1acb5e7fa16da77497c2255d
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SSDEEP
196608:hT0JUsBIIbr03TNMM06YxuHCFhIL1yLmj+Bfu0Qgfe/q+MMF1o:x0JU85kD6MFniFs1/jGNKZMMF1o
Static task
static1
Behavioral task
behavioral1
Sample
04e16c855515880799c8.exe
Resource
win10ltsc2021-20241023-en
Behavioral task
behavioral2
Sample
04e16c855515880799c8.exe
Resource
win11-20241007-en
Malware Config
Extracted
C:\Users\Admin\Downloads\Ransomware.WannaCry\@[email protected]
wannacry
12t9YDPgwueZ9NyMgw519p7AA8isjr6SMw
Targets
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Target
04e16c855515880799c8.exe
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Size
8.2MB
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MD5
36b488690c9707ce7535f89ecbf494ce
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SHA1
eb4ba5cad20093988d2fa1380b157402e4f97717
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SHA256
b10c01a7256143b3abb1d6fe2115ecd651fe639bccadaf3dd88d1d68e1bf50c4
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SHA512
26c95b5a5a5313575a1237bc66fc2dcb1560f216d54bade0985bcc8ee8df3f80457f3a979d0d1349fc2e14a5e7352c2a1e55f69a1acb5e7fa16da77497c2255d
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SSDEEP
196608:hT0JUsBIIbr03TNMM06YxuHCFhIL1yLmj+Bfu0Qgfe/q+MMF1o:x0JU85kD6MFniFs1/jGNKZMMF1o
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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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A potential corporate email address has been identified in the URL: [email protected]
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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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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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File and Directory Permissions Modification: Windows File and Directory Permissions Modification
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Legitimate hosting services abused for malware hosting/C2
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Checks system information in the registry
System information is often read in order to detect sandboxing environments.
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Drops file in System32 directory
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Sets desktop wallpaper using registry
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Suspicious use of NtSetInformationThreadHideFromDebugger
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MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
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
3