Static task
static1
Behavioral task
behavioral1
Sample
3c987f28f2386c28a11f4043ef75bb82_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
3c987f28f2386c28a11f4043ef75bb82_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
3c987f28f2386c28a11f4043ef75bb82_cryptolocker_JC.exe
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Size
40KB
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MD5
3c987f28f2386c28a11f4043ef75bb82
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SHA1
1e6f7d66b637e0d02877224823098c543d133972
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SHA256
51519228777dbc44eecd21052a1223067862d42a7a74ef1a1069db47a486630a
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SHA512
d032c8fa38f1d4e258aae123b59bf2beeb713f6ca02e7fa08ec6eb4d655220d999781bd8705b461f43d01b2f87d6b004c43b66b6f08a3d1cefc55a5dad673a4d
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SSDEEP
384:bgX4uGLLQRcsdeQ7/nQu63Ag7YmecFanrlwfjDUkKDfWf6XT+72kmGYjlQxIHvOS:bgX4zYcgTEu6QOaryfjqDlC7rYZQKHvF
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 3c987f28f2386c28a11f4043ef75bb82_cryptolocker_JC.exe
Files
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3c987f28f2386c28a11f4043ef75bb82_cryptolocker_JC.exe.exe windows 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