2024-06-19_63bf1c41e5c9a8b537873d9fc11dded1_cryptolocker | Triage

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General

Target

2024-06-19_63bf1c41e5c9a8b537873d9fc11dded1_cryptolocker
Size

40KB
MD5

63bf1c41e5c9a8b537873d9fc11dded1
SHA1

17a125e3d79ad0c8bb4da4f662d5df1ad2b54fdd
SHA256

ed2960f09247b49854a8cae90486abe7307b006c61f5ccfcbcec917f213fc84c
SHA512

85eb8f7798e8dd5235a232f663cc9ed0c20e55af4736cbf3ff26f91f45bb0a36cc1b8ed779806d405d0e612bc679bdd20cba920635e8f0e77c3e8ac9a1a6ae29
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HwnCO:bA6YcA/X6G0W143Q1

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
2024-06-19_63bf1c41e5c9a8b537873d9fc11dded1_cryptolocker

Files

2024-06-19_63bf1c41e5c9a8b537873d9fc11dded1_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