2024-02-23_fd91bf5cce0914bfef246be0bdafcb5a_cryptolocker | Triage

Sharing

Copy URL Twitter E-mail

General

Target

2024-02-23_fd91bf5cce0914bfef246be0bdafcb5a_cryptolocker
Size

36KB
MD5

fd91bf5cce0914bfef246be0bdafcb5a
SHA1

3547d711a22e45f8a1cf9ab76687969f43168ece
SHA256

00f849e1326852333779f23942980d719f3b0f100fcd73bb1c346460320a49d2
SHA512

494e059dfebb6ab236c6a222c632eb9a1ba592a14dcc59056f9165ec8004f1ced14e1fc9108bddc2e90b5be6c7d47bb1f54828c37d634a668af6448ce1514fab
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen7JE5E:bxNrC7kYo1Fxf3s065E

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
2024-02-23_fd91bf5cce0914bfef246be0bdafcb5a_cryptolocker

Files

2024-02-23_fd91bf5cce0914bfef246be0bdafcb5a_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