2024-04-19_cfff2bfa1aa4e08829a10bdf83d6fe09_cryptolocker | Triage

Sharing

General

Target

2024-04-19_cfff2bfa1aa4e08829a10bdf83d6fe09_cryptolocker
Size

45KB
MD5

cfff2bfa1aa4e08829a10bdf83d6fe09
SHA1

592605e03c2307cc8dbdfef3c02a7e710227ab18
SHA256

5d4bcef3ea9e9d9d3e2f570802a6b9414ba92896d2f0b5845743706aca5847d8
SHA512

e55a612c472e0ca51b5f3aa446fc80b913143718220658fbea31e74b8f7ceb829f35e568a92525802802d2e2a9cff1efaca2e388ea971a0db0e74912761003b3
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFp1Yvb9wAvw:bxNrC7kYo1Fxf3s05rwxbF7YvbVw

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
2024-04-19_cfff2bfa1aa4e08829a10bdf83d6fe09_cryptolocker

Files

2024-04-19_cfff2bfa1aa4e08829a10bdf83d6fe09_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