2024-02-23_f24deea617acf8dea4c74f38aab8bf3b_cryptolocker | Triage

Sharing

General

Target

2024-02-23_f24deea617acf8dea4c74f38aab8bf3b_cryptolocker
Size

35KB
MD5

f24deea617acf8dea4c74f38aab8bf3b
SHA1

9e63574fee9cfa44ff04e5a7c177f76b4cb08cdd
SHA256

ea967a440c91f14135129a8f4f52bd6555b7bb224074be8f782b3a238f48aa8b
SHA512

3f7d0fa10ca0f79ce039381a781e10010b6fa8b99e10f1e9fdbb19f80ec238102a789a565b969e5f2cd76ac071ee4adb2482dafeef1082ae3d53e2e209508a99
SSDEEP

384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUqMV6U8zKvGaLg8Bt:bA74zYcgT/Ekd0ryfj86U8zbQ

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
2024-02-23_f24deea617acf8dea4c74f38aab8bf3b_cryptolocker

Files

2024-02-23_f24deea617acf8dea4c74f38aab8bf3b_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