2024-02-17_f3733c7ebb11071cefe1b2f8ded46ce7_cryptolocker | Triage

Sharing

General

Target

2024-02-17_f3733c7ebb11071cefe1b2f8ded46ce7_cryptolocker
Size

29KB
MD5

f3733c7ebb11071cefe1b2f8ded46ce7
SHA1

dd89c3b4206915638023f8289b0cba0b46d8d94d
SHA256

4e2ab533ada5b546b555b4be78f17c8e6644349465cc9839ecd66fc5292beffc
SHA512

27a30f680bcd61f57dd591d5cba04aacdaf7d933fc47a7008d7128f89f5b8695ba8aa01ab0502ef0d52a4757cfc6151e7def5b1eb9bb227cfe4abcf0f19908d8
SSDEEP

384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUr766SJ5STVnTl:bA74zYcgT/Ekd0ryfjQRSnWVTl

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
2024-02-17_f3733c7ebb11071cefe1b2f8ded46ce7_cryptolocker

Files

2024-02-17_f3733c7ebb11071cefe1b2f8ded46ce7_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