2024-05-12_4d413c45ebf20c8f999132ab44f23a08_cryptolocker | Triage

Sharing

General

Target

2024-05-12_4d413c45ebf20c8f999132ab44f23a08_cryptolocker
Size

41KB
MD5

4d413c45ebf20c8f999132ab44f23a08
SHA1

406f8efdeb443f33c1ee5aaca31d683c8b4df250
SHA256

bd763fe5799428e07da54150d762c757236212b246b7c053bedda1cc03bd708a
SHA512

9576c08edb50bbb1ec05cac3c9cbffa315815f274b2c33de24eeab98f299cb8d2a3ea55a847a0ebc473233aaa04f8bc2fe4f8726d4c93266bee1bbc315c65b7c
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HwG5:bA6YcA/X6G0W143QG5

Score

10^/10

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
2024-05-12_4d413c45ebf20c8f999132ab44f23a08_cryptolocker

Files

2024-05-12_4d413c45ebf20c8f999132ab44f23a08_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