Static task
static1
Behavioral task
behavioral1
Sample
2024-05-13_7b20c4cee81ae3dc3bcbf5924b8e0e16_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-13_7b20c4cee81ae3dc3bcbf5924b8e0e16_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-13_7b20c4cee81ae3dc3bcbf5924b8e0e16_cryptolocker
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Size
44KB
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MD5
7b20c4cee81ae3dc3bcbf5924b8e0e16
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SHA1
d613b31f9f7d99d889d917de22cd86626121f55a
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SHA256
2f7c4c17b69a6b8c55cd99dfa2820dc8133404796e446eb21d24827374d5ce4f
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SHA512
8fa5e13dea23d0fd38fee4b16e2ae78523523897ff3cf016d9fe42dcb2a562adf1808e845a348080e8c5f025bfab2793beaea0ff1b294458442dcca8b050ca73
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SSDEEP
384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jo0nrlwfjDUm3/:bm74zYcgT/Ekn0ryfjT
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 2024-05-13_7b20c4cee81ae3dc3bcbf5924b8e0e16_cryptolocker
Files
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2024-05-13_7b20c4cee81ae3dc3bcbf5924b8e0e16_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
.htext Size: 16KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE