Static task
static1
Behavioral task
behavioral1
Sample
2024-02-24_fd158e07e6931ab0859eb3b8e4979640_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_fd158e07e6931ab0859eb3b8e4979640_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_fd158e07e6931ab0859eb3b8e4979640_cryptolocker
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Size
41KB
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MD5
fd158e07e6931ab0859eb3b8e4979640
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SHA1
4ef9908ab1a30f3c25836e20b753169f3b398710
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SHA256
1a021fc7970c79acb4205ee3bfb1512e73229a9941f5c2510c4565ce0e34af5c
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SHA512
e5a39fe03706b04ec29c46e4b3c4b6a48bc7cd6c5e4010640f051d6894e0fb380db7d9ae706840af06f9cdfc39dbebed7f6e60b82e8b28200651734a78bc60d6
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SSDEEP
768:bgX4zYcgTEu6QOaryfjqDDw3sCu5b+rc5vVcFJ8K:bgGYcA/53GADw8ClrcTcFJ8K
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_fd158e07e6931ab0859eb3b8e4979640_cryptolocker
Files
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2024-02-24_fd158e07e6931ab0859eb3b8e4979640_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