Static task
static1
Behavioral task
behavioral1
Sample
2024-02-14_8bdfc9816218f3700a83386a3cc3f7e1_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-14_8bdfc9816218f3700a83386a3cc3f7e1_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-14_8bdfc9816218f3700a83386a3cc3f7e1_cryptolocker
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Size
40KB
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MD5
8bdfc9816218f3700a83386a3cc3f7e1
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SHA1
ec8726ada3e8feb001e04fc6c4857fb97ab62464
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SHA256
035183d8c336082843ba0871d51107530523294ef2713d1bdc71ac9a2647196d
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SHA512
7a570a1c3243f0f57821abdefd48986fdd9e6e617ebb6ba36e9a5b60c7675feeb8e7f6c0351e2a140989a749dd64864a242e6cecb94b490afeb2f295d560c78d
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SSDEEP
768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFqJzY:bxNrC7kYo1Fxf3s05rwxbFSc
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 2024-02-14_8bdfc9816218f3700a83386a3cc3f7e1_cryptolocker
Files
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2024-02-14_8bdfc9816218f3700a83386a3cc3f7e1_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