2024-05-07_a781fe330f4d6031a34faad1281d75b9_cryptolocker | Triage

Sharing

General

Target

2024-05-07_a781fe330f4d6031a34faad1281d75b9_cryptolocker
Size

40KB
MD5

a781fe330f4d6031a34faad1281d75b9
SHA1

3511a3cf74e5b01a3df19bc2344b496a469dab98
SHA256

6483cb92290a56e19983cf3ffac35decbb44eeeb30658aab9a0e2c165a4e5315
SHA512

ce352b2936986a4afba991179f7026c1f56334729a4fda44e0efc9827c0c46aa2e42d698c07d13d8d295234910c0be3e8580f3aa07abae160b2ab074f694e77e
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HwM:bA6YcA/X6G0W143QM

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
2024-05-07_a781fe330f4d6031a34faad1281d75b9_cryptolocker

Files

2024-05-07_a781fe330f4d6031a34faad1281d75b9_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