2024-03-11_a017343da8ac472c4b7d2c9f9a4f4b92_cryptolocker | Triage

Sharing

General

Target

2024-03-11_a017343da8ac472c4b7d2c9f9a4f4b92_cryptolocker
Size

33KB
MD5

a017343da8ac472c4b7d2c9f9a4f4b92
SHA1

8c1653bf2bd874e5e91b6dea01184794bcaa7e98
SHA256

ff5380d2fbec28ebd950b0233ce46d44f4ec184926aa85e8b9756a9142541b44
SHA512

cda22e0459af170aa8ad2e755fc19399482513504c245dfbd711b8a6938418c3cbcec09616b464bfb5bcb5e64cb55f0ad1c738a3e80a5ce1d8eec1d1b74036f6
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznUsDkiZr:b/yC4GyNM01GuQMNXw2PSjZVr

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
2024-03-11_a017343da8ac472c4b7d2c9f9a4f4b92_cryptolocker

Files

2024-03-11_a017343da8ac472c4b7d2c9f9a4f4b92_cryptolocker
.exe windows:5 windows x86 arch:x86

ad86a1414a0514f4c041167365378f70

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ