Static task
static1
Behavioral task
behavioral1
Sample
2024-07-04_a3523c3eec9bede7bccd534f2a72448e_cryptolocker.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-07-04_a3523c3eec9bede7bccd534f2a72448e_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-07-04_a3523c3eec9bede7bccd534f2a72448e_cryptolocker
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Size
391KB
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MD5
a3523c3eec9bede7bccd534f2a72448e
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SHA1
cd5e33d42a16e3be8d84df4f2981901e47dfdc96
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SHA256
65d4632321d7e36d096794ba0bddd146dbfa46c8b84183a304c2af64a3611979
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SHA512
85eeb6406d35571edba92c0b8b2cd0db3a3adaea5a5e51fd88d72b0e5b0ac310258bf979488dba07e9cc1d1bbebba2d46b15bf7687837c6ce8d6bfe546d388a7
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SSDEEP
6144:nnOsaQgAOjvrZFODJjBz3j1jTqQy6v2GGnugOtihzXY:nnOflT/ZFIjBz3xjTxynGUOUhXY
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-07-04_a3523c3eec9bede7bccd534f2a72448e_cryptolocker
Files
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2024-07-04_a3523c3eec9bede7bccd534f2a72448e_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