Static task
static1
Behavioral task
behavioral1
Sample
2024-02-24_8b8940334393dc617fa42d048f771bc2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_8b8940334393dc617fa42d048f771bc2_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_8b8940334393dc617fa42d048f771bc2_cryptolocker
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Size
34KB
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MD5
8b8940334393dc617fa42d048f771bc2
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SHA1
d5c70365e0cf8e0cfbafaba9fcb73fc17b1a2204
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SHA256
caf5ba6eba058f8f3c7b8982e538011fca6a7aaf352d0aeba8ca8b81176ebc92
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SHA512
f13b5494f41f896dae27a481f2ae5168035b1908734c0226925b072d6fcf60ba5c501252287c7651801f77901bebdeeeb0a00919505a7e599159084d3bbe64c7
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SSDEEP
384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUgIunexRlSrxV6:bA74zYcgT/Ekd0ryfjPIunYwM
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 2024-02-24_8b8940334393dc617fa42d048f771bc2_cryptolocker
Files
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2024-02-24_8b8940334393dc617fa42d048f771bc2_cryptolocker.exe windows:5 windows x86 arch:x86
021d5e7849e90fdf4c65d3045c109483
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
UpdateWindow
LoadCursorA
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
SetWindowPos
kernel32
GetCurrentThreadId
CreateFileA
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
GetFileSize
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 2KB
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: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ