Static task
static1
Behavioral task
behavioral1
Sample
2024-08-01_81f3b2929399dfada8b80f3b76d6f7ce_cryptolocker.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
2024-08-01_81f3b2929399dfada8b80f3b76d6f7ce_cryptolocker.exe
Resource
win10v2004-20240730-en
General
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Target
2024-08-01_81f3b2929399dfada8b80f3b76d6f7ce_cryptolocker
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Size
394KB
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MD5
81f3b2929399dfada8b80f3b76d6f7ce
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SHA1
d93b11d6afd894001360ab4380dccfb5be3f4248
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SHA256
d7a2d5afd47347f52c302e84efcd8478e91289d5b3d256fc32e70213b0388766
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SHA512
ad47abbbee65bcdf81ab1055f79da546bcd6b5113df1a97ec373ef0573380294e85d748f682298d60cb17c04d534bfedefc90fa555c91339601ce1682894622d
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SSDEEP
6144:nnOsaQgAOjvrZFODJjBz3j1jTqQy6v2GGnugOtihzXRQ:nnOflT/ZFIjBz3xjTxynGUOUhXRQ
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-01_81f3b2929399dfada8b80f3b76d6f7ce_cryptolocker
Files
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2024-08-01_81f3b2929399dfada8b80f3b76d6f7ce_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