Static task
static1
Behavioral task
behavioral1
Sample
2024-04-11_d699faa5ab9a1963bf63e98241573d41_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-11_d699faa5ab9a1963bf63e98241573d41_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-11_d699faa5ab9a1963bf63e98241573d41_cryptolocker
-
Size
388KB
-
MD5
d699faa5ab9a1963bf63e98241573d41
-
SHA1
8eea415bbc837775b97c6a860a47d46a6ec2b112
-
SHA256
1cad6956827f6d01a191a1488ad5ec64f64c0763357937b826044269d759c28d
-
SHA512
a74e974e320f4a7b3cd7d8d426c56c99f06002562cc8468e9dd2c70ab0b5b0503dbeed8fe37d6f938bc39449d3a329d41b2235dd23cc836aff45ee01e4979b8e
-
SSDEEP
6144:nnOsaQgAOjvrZFODJjBz3j1jTqQy6v2GGnugOtihzX0:nnOflT/ZFIjBz3xjTxynGUOUhX0
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-11_d699faa5ab9a1963bf63e98241573d41_cryptolocker
Files
-
2024-04-11_d699faa5ab9a1963bf63e98241573d41_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