2024-04-24_a04bdf9f0b499c907ed938e5fd793e21_cryptolocker | Triage

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General

Target

2024-04-24_a04bdf9f0b499c907ed938e5fd793e21_cryptolocker
Size

34KB
MD5

a04bdf9f0b499c907ed938e5fd793e21
SHA1

269cceeccec7c4b5028bf338c01128d2c75ace8b
SHA256

b6b48620bd22b4d2c9b5fa618ec094404f91173c85168ad90db7be41bf8c490e
SHA512

c32078201852878d6287a6e6f79369d492a23c37be2bacc53e529abb61ccc6f09949b68798186fa881268186896fbb25522e73ffb4c7273e9e3e8b8536945606
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswm6GZOu:bA6YcA/X6G0W1PGZ5

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
2024-04-24_a04bdf9f0b499c907ed938e5fd793e21_cryptolocker

Files

2024-04-24_a04bdf9f0b499c907ed938e5fd793e21_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