2024-04-18_61b3c91a0cca82e61f6c0311b4cf7916_cryptolocker | Triage

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General

Target

2024-04-18_61b3c91a0cca82e61f6c0311b4cf7916_cryptolocker
Size

33KB
MD5

61b3c91a0cca82e61f6c0311b4cf7916
SHA1

f3de19c53d2d7e94bb05eb697c989bff45d1b5e3
SHA256

f96592184c50cbde1f6c13aa6673eb9a7e4f44683a96e3825ac1e17a05c1b812
SHA512

8c9dfe9544a6b0c37171d446337f88c6b322019253254586aaa6bf9f6bd4440dda01498ed3e9ad7dc68dcb64ced331b755c9409543b59aaf6c4a8a853ed33d9b
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbkzos5Mz:bxNrC7kYo1Fxf2rYAz

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
2024-04-18_61b3c91a0cca82e61f6c0311b4cf7916_cryptolocker

Files

2024-04-18_61b3c91a0cca82e61f6c0311b4cf7916_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