2024-03-05_8238a691a9a5369e2ba0f7f709e0c499_cryptolocker | Triage

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General

Target

2024-03-05_8238a691a9a5369e2ba0f7f709e0c499_cryptolocker
Size

36KB
MD5

8238a691a9a5369e2ba0f7f709e0c499
SHA1

34d10de56e916a20d01cb16b35fd8d039736ad83
SHA256

7c7f00b012ec1454860c35a3a0f01e6127f5e9a9ee0d4eccaa89ddee4d705acd
SHA512

c51c309d7627e43ff356df74324fb1b65545a61973b32af53890fce40d5673105f05bd0567276824eeee02d1a4355055fd4a7a5127fb5a6ebcd7e0ce32208ad4
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmxTGD:bA6YcA/X6G0W1ZD

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
2024-03-05_8238a691a9a5369e2ba0f7f709e0c499_cryptolocker

Files

2024-03-05_8238a691a9a5369e2ba0f7f709e0c499_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