Static task
static1
Behavioral task
behavioral1
Sample
20240521c4b98f890e1a19359f9e968ad291f234cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
20240521c4b98f890e1a19359f9e968ad291f234cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
20240521c4b98f890e1a19359f9e968ad291f234cryptolocker.exe
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Size
32KB
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MD5
c4b98f890e1a19359f9e968ad291f234
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SHA1
7433c6198405d3f2a8e4346a4006eed531618c20
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SHA256
951e5c375478dde9058c7de0c561db37a7dfe16c7bf79a2cbeeb8aeb875e1ea9
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SHA512
61468cc258d2063305a7bbb13feabfa2f01c09079e4ddb494ef986a33ed4eb6e826db65ace549131bddb6c90203b1dabe5593839d9c062163add738300d4b471
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SSDEEP
384:bG74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUGTGXua3:bG74zYcgT/Ekd0ryfjW
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 20240521c4b98f890e1a19359f9e968ad291f234cryptolocker.exe
Files
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20240521c4b98f890e1a19359f9e968ad291f234cryptolocker.exe.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: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE