2024-05-22_fa1b263b2ef64164e1d80f4427b9329d_cryptolocker | Triage

Sharing

General

Target

2024-05-22_fa1b263b2ef64164e1d80f4427b9329d_cryptolocker
Size

40KB
MD5

fa1b263b2ef64164e1d80f4427b9329d
SHA1

c83a526a4a458852eadb3d38db7fc2a537118200
SHA256

a8c99e6b9337a34ea9411bb522dc0cc5f77c8906d4cb1b8b5ec3652ff6e0b658
SHA512

a79a2097ceabd1470c5011d62d0b22c652601090b0069ffb9e5d655dde73b83db5243b04bc8e335501173cd6579f2488bd0f6119995bb93e1dbdf05ed82e1922
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmxT4Hmp:bA6YcA/X6G0W1BGp

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
2024-05-22_fa1b263b2ef64164e1d80f4427b9329d_cryptolocker

Files

2024-05-22_fa1b263b2ef64164e1d80f4427b9329d_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