2024-04-24_4fcbd9a55aca31bca39eec44e54ad4cf_cryptolocker | Triage

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General

Target

2024-04-24_4fcbd9a55aca31bca39eec44e54ad4cf_cryptolocker
Size

31KB
MD5

4fcbd9a55aca31bca39eec44e54ad4cf
SHA1

7730ade989c1f735b33f88502b673dfb9e19bff2
SHA256

af743de2e5bbca86462c9cb5c5cfc1cbc18f87ebe8b88930941bc0798f280ec5
SHA512

e34fa4d27cc5f4a275ea651dedfcee0358b5669e559ca01cd904a8b3e860b77986a3cb2f10aa5ecf599d25b84548364102fbfe80cd22a812eae6aa83ca2f0209
SSDEEP

384:buWbtjL8L1iE0eBhkzPbKAaomTqC9Mwf4fjDCgpmaPc4mb8YbaN:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbe

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_4fcbd9a55aca31bca39eec44e54ad4cf_cryptolocker

Files

2024-04-24_4fcbd9a55aca31bca39eec44e54ad4cf_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