2024-04-18_dc90a7e3804e1ecb8ac6c8693b67381f_cryptolocker | Triage

Sharing

General

Target

2024-04-18_dc90a7e3804e1ecb8ac6c8693b67381f_cryptolocker
Size

33KB
MD5

dc90a7e3804e1ecb8ac6c8693b67381f
SHA1

f593ba9ce37f66040f937fa79b384cc1a0a07ceb
SHA256

44ec656ddc948cedbd493c4b99bdfeb99c8507ba0149c4b35a7f9159ba4b3afa
SHA512

79c81862b3894b71117d02a0a648aaad482115724e29f186b254be37d72fb7a7818d9a62eb6bd8c6ebb74c59229179b245f48b2319dafc72a970d5fed89c9615
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbkzos5P3:bxNrC7kYo1Fxf2rYD

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
2024-04-18_dc90a7e3804e1ecb8ac6c8693b67381f_cryptolocker

Files

2024-04-18_dc90a7e3804e1ecb8ac6c8693b67381f_cryptolocker
.exe windows:5 windows x86 arch:x86

3c4da9ed0ba02990af7795e358bfd650

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcess
CreateFileA

gdi32

CreateFontIndirectA

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 3KB

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: 518B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ