Static task
static1
Behavioral task
behavioral1
Sample
2024-03-05_869731c4f0d93e4d1f2d17f71c30b4f3_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-05_869731c4f0d93e4d1f2d17f71c30b4f3_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-05_869731c4f0d93e4d1f2d17f71c30b4f3_cryptolocker
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Size
30KB
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MD5
869731c4f0d93e4d1f2d17f71c30b4f3
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SHA1
e2a8db96df12e49a73ee2fab33df52baa6d4c935
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SHA256
5d4113cac51955c31efd4a0e1aaeeef0d97e7dc6a0df0e24267e77a5e0e4b97f
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SHA512
8951c196e5f0ea577ea77dcd3a2c6925a949843740baced0bb76db88eb76eb12dd092d7e42d98c6a88cdf78feb3706b9b3ba195dda80b8b6b895f7d64726ba91
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SSDEEP
384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUr766SJIQRhc:bA74zYcgT/Ekd0ryfjQRSmKc
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 2024-03-05_869731c4f0d93e4d1f2d17f71c30b4f3_cryptolocker
Files
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2024-03-05_869731c4f0d93e4d1f2d17f71c30b4f3_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