2024-04-09_8a84a25f7b1b74d8538ec9828f87bcfc_cryptolocker | Triage

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General

Target

2024-04-09_8a84a25f7b1b74d8538ec9828f87bcfc_cryptolocker
Size

38KB
MD5

8a84a25f7b1b74d8538ec9828f87bcfc
SHA1

51786c236745c27168c46577d8b6b1b003b7ff2b
SHA256

414071976f06d65506a1ed6da6f6a70807557e76cbbfe3fe9da052682bd5f564
SHA512

aad0c7d60fb639ab800b524de3b4229b6c4789625de22a2cd7bd9a5e40ae19d2c2546952cc6fa730178d4ea29697fed25160415902422e932c63b49a29c23474
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HZ:bA6YcA/X6G0W1435

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
2024-04-09_8a84a25f7b1b74d8538ec9828f87bcfc_cryptolocker

Files

2024-04-09_8a84a25f7b1b74d8538ec9828f87bcfc_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