2024-04-11_5bc7368c517c0e71d0ca05314f7504ed_cryptolocker | Triage

Sharing

General

Target

2024-04-11_5bc7368c517c0e71d0ca05314f7504ed_cryptolocker
Size

44KB
MD5

5bc7368c517c0e71d0ca05314f7504ed
SHA1

b4dc4614789e47cd2b5d2b65453c3445232b4ad0
SHA256

fa7a0e565149420368b87344656836ef69e833c6fc96a3b1fd9a9e7dfd7b959e
SHA512

12fa09ae2ffc0151f0745d43f92ace5494affdb6ed6a6dd28d67eefbf16e0c754eaadbdc02522107fb61bc79a91208d23905e54cc61790bd2b1ae689d0829d04
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFp1Yvb9wAa:bxNrC7kYo1Fxf3s05rwxbF7Yvb0

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
2024-04-11_5bc7368c517c0e71d0ca05314f7504ed_cryptolocker

Files

2024-04-11_5bc7368c517c0e71d0ca05314f7504ed_cryptolocker
.exe windows:5 windows x86 arch:x86

3c4da9ed0ba02990af7795e358bfd650

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
ShowWindow
SetWindowPos

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcess
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 3KB

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: 518B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ