2024-04-28_677206bcd9bd540494be7c29f05b704e_cryptolocker | Triage

Sharing

General

Target

2024-04-28_677206bcd9bd540494be7c29f05b704e_cryptolocker
Size

40KB
MD5

677206bcd9bd540494be7c29f05b704e
SHA1

b3e94f32bdad3edc715e967981e4653fe2b4752a
SHA256

ee172b235ee7c1acf654d03deedabd0acef176b58d78a436b7d614e9f1af4bc4
SHA512

22045f50eac2129307032ed2ad913a5ebecb5894f0b1cc0649107aa445e20e1c438f673462435cc9b8f8e203a9a7e43d44bae8f6b35a3a5098530fcf7fdec642
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HwnCB:bA6YcA/X6G0W143Qi

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
2024-04-28_677206bcd9bd540494be7c29f05b704e_cryptolocker

Files

2024-04-28_677206bcd9bd540494be7c29f05b704e_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