Static task
static1
Behavioral task
behavioral1
Sample
2024-08-22_257bce5d64bd7dcd00c509cea3e72926_cryptolocker.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-08-22_257bce5d64bd7dcd00c509cea3e72926_cryptolocker.exe
Resource
win10v2004-20240802-en
General
-
Target
2024-08-22_257bce5d64bd7dcd00c509cea3e72926_cryptolocker
-
Size
394KB
-
MD5
257bce5d64bd7dcd00c509cea3e72926
-
SHA1
337f26abe9206c8a3f8680541f720ece9d938b8f
-
SHA256
e36a151ad075a447d00ec91a1c508284819c76e92abb95011414be15962b136d
-
SHA512
4cd7509a9684e1ea7d2981516e3e5e39b30bfd8c66d68d0f34146e359da72bb725153e365b13a712f0d37892cee48a25bba363c9ed4ddaf883e8f4e057d20312
-
SSDEEP
6144:nnOsaQgAOjvrZFODJjBz3j1jTqQy6v2GGnugOtihzXRw:nnOflT/ZFIjBz3xjTxynGUOUhXRw
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-08-22_257bce5d64bd7dcd00c509cea3e72926_cryptolocker
Files
-
2024-08-22_257bce5d64bd7dcd00c509cea3e72926_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