2024-01-24_bfcccf255d3e4afa638a23b58d5d8c90_cryptolocker | Triage

Sharing

Copy URL Twitter E-mail

General

Target

2024-01-24_bfcccf255d3e4afa638a23b58d5d8c90_cryptolocker
Size

36KB
MD5

bfcccf255d3e4afa638a23b58d5d8c90
SHA1

6a1ba9b8767534a7d598118e63bbe667c8d7db26
SHA256

9f2c92869de484cf08b052f7db1cec46055bf30fa5add4b39706a117f9b8142e
SHA512

ec5fc70060ca5ca5a17a6a05da37607338c6663042078ab073f20a76feceafd8ef8c06368f74278c3af57c4c5d65e8d8917dea792be92e47c704576f76c371a4
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen7JEgx3Oj:bxNrC7kYo1Fxf3s06gYj

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
2024-01-24_bfcccf255d3e4afa638a23b58d5d8c90_cryptolocker

Files

2024-01-24_bfcccf255d3e4afa638a23b58d5d8c90_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