2024-05-21_389cb9d81828dff5a86b2c2fef631761_cryptolocker | Triage

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General

Target

2024-05-21_389cb9d81828dff5a86b2c2fef631761_cryptolocker
Size

41KB
MD5

389cb9d81828dff5a86b2c2fef631761
SHA1

34578d3a23b16d31a1e0374bf072a480423634d0
SHA256

3d0dfd95334d6cc6a9cd840b6358177a662ff313436abfeb737feb1bc7948c43
SHA512

7e4d1e486d3215bc62e2cd2271a2fa895d6c01695d017736003a1bb639f53c0e8b1f72268fa25bc7791fbde98fbc8bd99088f90db68a9feccd8586686edc6211
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hwl:bA6YcA/X6G0W143Ql

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
2024-05-21_389cb9d81828dff5a86b2c2fef631761_cryptolocker

Files

2024-05-21_389cb9d81828dff5a86b2c2fef631761_cryptolocker
.exe windows:5 windows x86 arch:x86

021d5e7849e90fdf4c65d3045c109483

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

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

gdi32

CreateFontIndirectA

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 2KB

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: 536B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ