Static task
static1
Behavioral task
behavioral1
Sample
2024-05-09_71e5db56bfbbac1806f48005d07ee47a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-09_71e5db56bfbbac1806f48005d07ee47a_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-09_71e5db56bfbbac1806f48005d07ee47a_cryptolocker
-
Size
37KB
-
MD5
71e5db56bfbbac1806f48005d07ee47a
-
SHA1
010788cd98ca3fef73d628b939e2e537282e0148
-
SHA256
8d7897ae2628748d1c7408228b94f0ee606a2ecf8113fedee250f75b8701839e
-
SHA512
b1e0f1ca947b963cccbaeaabf80dad6366f131b84f6c1195d55abbe62338721e456e8507ab0b45a85ddd698ccc744ff05d680f18e64b0bae8339405feeb73247
-
SSDEEP
768:fTz7y3lhsT+hs1SQtOOtEvwDpjfAu9+4q+3:fT+hsMQMOtEvwDpjoIHl
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-09_71e5db56bfbbac1806f48005d07ee47a_cryptolocker
Files
-
2024-05-09_71e5db56bfbbac1806f48005d07ee47a_cryptolocker.exe windows:5 windows x86 arch:x86
5c55d83b58dbc1f7154223c32a893074
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
UpdateWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCPInfo
GetACP
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 542B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.ropf Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ