Static task
static1
Behavioral task
behavioral1
Sample
2024-03-09_8c55f5c928abae7f4c9f80c7fb5ce209_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-09_8c55f5c928abae7f4c9f80c7fb5ce209_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-09_8c55f5c928abae7f4c9f80c7fb5ce209_cryptolocker
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Size
38KB
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MD5
8c55f5c928abae7f4c9f80c7fb5ce209
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SHA1
501f82d7ed8398e0aa5c939dc0a741331358701b
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SHA256
6fc6cd8274cc38d1e8e8d36e1b281ef5968528a32a27c658da7d681c0be8c44f
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SHA512
a6f099288b84cb3d0792a65e760777f1424c28503fd9d3dc926ff8535926832586ff0d5b8ac7eba69d6ce96c3103fa5cc5dfb9abc21538cbda914a1d0b66e9b7
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SSDEEP
384:bgX4uGLLQRcsdeQ7/nQu63Ag7YmecFanrlwfjDUkKDfWf0w3sp8u5cZnfX2O:bgX4zYcgTEu6QOaryfjqDDw3sCu5mX5
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 2024-03-09_8c55f5c928abae7f4c9f80c7fb5ce209_cryptolocker
Files
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2024-03-09_8c55f5c928abae7f4c9f80c7fb5ce209_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
.ropf Size: 512B - Virtual size: 101B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ