2024-04-23_f56d5978786c62a5475f4ad1b347d7b8_cryptolocker | Triage

Sharing

Copy URL Twitter E-mail

General

Target

2024-04-23_f56d5978786c62a5475f4ad1b347d7b8_cryptolocker
Size

33KB
MD5

f56d5978786c62a5475f4ad1b347d7b8
SHA1

0a3d83b0e3a8871aabd76cf4048b8e22d1160d1d
SHA256

5f4180431dbd2afb9bfb20993ec95ebb60f819846ccc0fa7302b22d5c36f594c
SHA512

6a37dc860efe9c7810bc6225c994507c618c30d3f5633fc8bffeb060b3ec8e920fe857081071dd76dcf371d3940a5b1cb69a75417a45097b6fd9baab7d3a471f
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbkzos5M1:bxNrC7kYo1Fxf2rYA1

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
2024-04-23_f56d5978786c62a5475f4ad1b347d7b8_cryptolocker

Files

2024-04-23_f56d5978786c62a5475f4ad1b347d7b8_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