2024-04-24_a1a6bd6a6cf5cb9a16545a814dc44e06_cryptolocker | Triage

Sharing

General

Target

2024-04-24_a1a6bd6a6cf5cb9a16545a814dc44e06_cryptolocker
Size

45KB
MD5

a1a6bd6a6cf5cb9a16545a814dc44e06
SHA1

f2636ba512bd068f2b0894a01718817503adef88
SHA256

f59e85501cbacb14acde0f8d8bfad6e7cb2672b39204a6811228efe3376f744b
SHA512

63a33a86f2acc9879138fb616e131fdff1f30ec012a7cbe85be926d55a55af20bbb85ead9861a9e3bd8f98a03a3739a368d25b5d3c06c43f4660985bc53ebab8
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFp1Yvb9wA9:bxNrC7kYo1Fxf3s05rwxbF7Yvb3

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
2024-04-24_a1a6bd6a6cf5cb9a16545a814dc44e06_cryptolocker

Files

2024-04-24_a1a6bd6a6cf5cb9a16545a814dc44e06_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