Static task
static1
Behavioral task
behavioral1
Sample
2024-02-03_fb4041452a116110dd1b420f28819875_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-03_fb4041452a116110dd1b420f28819875_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_fb4041452a116110dd1b420f28819875_cryptolocker
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Size
33KB
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MD5
fb4041452a116110dd1b420f28819875
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SHA1
9a8b559c8da620e2ddb970bb699370aa3fda4af9
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SHA256
439cdeb3fd07aca41572fc97bf74d246c9b45cdf9908733b5eb93e7d3283f3f0
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SHA512
30a5db6ca4d036bb9ee34ce76c8a4cd3599556b628e506f1111473213dc0adabf8567982ab5ce577e09345e1065ce7296edd1d5efd29ab749f2b97a816f259b9
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SSDEEP
384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzu02lOQA/:b/yC4GyNM01GuQMNXw2PSjHC02ltA/
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-03_fb4041452a116110dd1b420f28819875_cryptolocker
Files
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2024-02-03_fb4041452a116110dd1b420f28819875_cryptolocker.exe windows:5 windows x86 arch:x86
ad86a1414a0514f4c041167365378f70
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
EndPaint
GetMessageA
DrawTextA
ShowWindow
UpdateWindow
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
PostQuitMessage
SetWindowPos
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 10KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ