2024-04-30_a939fde5a24be0bcd5a73ed186dbfdb3_cryptolocker | Triage

Sharing

General

Target

2024-04-30_a939fde5a24be0bcd5a73ed186dbfdb3_cryptolocker
Size

41KB
MD5

a939fde5a24be0bcd5a73ed186dbfdb3
SHA1

acbfd600d57b212cafdaf4bcce8908c7286f5c02
SHA256

ce4ac79653f4c0eea44f9de245baab1f5bf6f7790a035f09f0822232820473b4
SHA512

ecffea82f319c6c665b58e14cac348b0ab5355b9ad869c8b468337da9324059357a570a16cc040814c33b2d358c82e13fdc22d59d6290adbe15b45019c8d9853
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuYlmoHR8uyn:b/yC4GyNM01GuQMNXw2PSjHPbSuYlZY

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
2024-04-30_a939fde5a24be0bcd5a73ed186dbfdb3_cryptolocker

Files

2024-04-30_a939fde5a24be0bcd5a73ed186dbfdb3_cryptolocker
.exe windows:5 windows x86 arch:x86

ad86a1414a0514f4c041167365378f70

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

EndPaint
GetMessageA
DrawTextA
ShowWindow
UpdateWindow
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
PostQuitMessage
SetWindowPos

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ