Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_36dd0b856f66e3b4d93e4e3c7a4ba44f_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_36dd0b856f66e3b4d93e4e3c7a4ba44f_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-22_36dd0b856f66e3b4d93e4e3c7a4ba44f_cryptolocker
-
Size
47KB
-
MD5
36dd0b856f66e3b4d93e4e3c7a4ba44f
-
SHA1
10e23bae9638301e3e1acbc198349b847eaa6e21
-
SHA256
2991c9f9ed25dca44bdaf0fd1131c77f554369ef5b517ed0a615724f085ae6cb
-
SHA512
2bbac96f6a9876b2ac83768b5ed6eb1d59ee4a719c6914825a78716f2a84af7f8516e91042ab14c6124efaa5493020766481f1713c1c48f2b6195b51abb458a6
-
SSDEEP
768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37Yl6ddA:bgGYcA/53GAA6y37Q6ddA
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 2024-02-22_36dd0b856f66e3b4d93e4e3c7a4ba44f_cryptolocker
Files
-
2024-02-22_36dd0b856f66e3b4d93e4e3c7a4ba44f_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