Static task
static1
Behavioral task
behavioral1
Sample
2024-03-12_e3f1d074bf75d580eb8b8c582ff46d92_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-12_e3f1d074bf75d580eb8b8c582ff46d92_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_e3f1d074bf75d580eb8b8c582ff46d92_cryptolocker
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Size
41KB
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MD5
e3f1d074bf75d580eb8b8c582ff46d92
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SHA1
3d6e6bc204e9027db02f58c12c8c831b0836b193
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SHA256
2828d9d66b4b19b5e6434a9d19888be8f6b97f2052bbba0a9053858058e75274
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SHA512
38db1196be617db56f316ba57302863d632718f7c326dc6cb1ba141dabdd247df2599ab44eee23331718a569db586faebffd06475909f4d88e8c75933e858a1f
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SSDEEP
768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFp1n:bxNrC7kYo1Fxf3s05rwxbF7n
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 2024-03-12_e3f1d074bf75d580eb8b8c582ff46d92_cryptolocker
Files
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2024-03-12_e3f1d074bf75d580eb8b8c582ff46d92_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