2024-05-12_a94a4dd998710205a4150af13ea46cf4_cryptolocker | Triage

Sharing

General

Target

2024-05-12_a94a4dd998710205a4150af13ea46cf4_cryptolocker
Size

41KB
MD5

a94a4dd998710205a4150af13ea46cf4
SHA1

a6765ec2791be11cf7c094451367488e76964040
SHA256

cea06e0dd4a9ce1a2804287526e13831381d1c961c42b952978d700e231f4dc8
SHA512

6cbf9f00d8d7b9ce04f4bb1a2d056680b9711c1e5105e422f38ada1bfd962e248b10858385462ba5eb59de0e7d57cd2c199ea3dcf57893a059d889bdb825a72c
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hwa:bA6YcA/X6G0W143Qa

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
2024-05-12_a94a4dd998710205a4150af13ea46cf4_cryptolocker

Files

2024-05-12_a94a4dd998710205a4150af13ea46cf4_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