Static task
static1
Behavioral task
behavioral1
Sample
2024-02-03_72c8f8a2032d9613041563818fda54da_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_72c8f8a2032d9613041563818fda54da_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-03_72c8f8a2032d9613041563818fda54da_cryptolocker
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Size
34KB
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MD5
72c8f8a2032d9613041563818fda54da
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SHA1
45a20d48da603925c32789649ec515e3acabd33b
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SHA256
243b61d5ae4b3e7e96a46212824d5d01f5c025e4bcef34e74a5d5f1da18c4d20
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SHA512
ede9264027784aea9d6b27f4ed3cb85b777488a73b863827fd3ee64f8f1b9d865bd07e658fc0de8c13ae1a2cd260df79a95d5e9e97585849409259637e617952
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SSDEEP
768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen7+M/aK:bxNrC7kYo1Fxf3s0mK
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_72c8f8a2032d9613041563818fda54da_cryptolocker
Files
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2024-02-03_72c8f8a2032d9613041563818fda54da_cryptolocker.exe windows:5 windows x86 arch:x86
3c4da9ed0ba02990af7795e358bfd650
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
ShowWindow
SetWindowPos
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcess
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 518B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ