Static task
static1
Behavioral task
behavioral1
Sample
2024-03-08_8b93a2aa6e176aa2810e851fdf055d7b_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-08_8b93a2aa6e176aa2810e851fdf055d7b_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_8b93a2aa6e176aa2810e851fdf055d7b_cryptolocker
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Size
38KB
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MD5
8b93a2aa6e176aa2810e851fdf055d7b
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SHA1
36e0ad0c71d9afed8d62d660124c03de93385d3b
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SHA256
300cfef5ae4131fc11b433e89f08d31d272632c435397c02f68d3e6a8efa2a15
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SHA512
dfdce5ec4b17160746c7e9cf90ddde3436c62d668e66c3ba69855d68eb5f5bd332a9d56a6034b8bcd693ca99e6c270c9125f4e74e0e34685b427569e0704c0d1
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SSDEEP
768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen7JEgx3E:bxNrC7kYo1Fxf3s06gO
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 2024-03-08_8b93a2aa6e176aa2810e851fdf055d7b_cryptolocker
Files
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2024-03-08_8b93a2aa6e176aa2810e851fdf055d7b_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