2024-04-06_3f87611f620fd7b3db23bcdc4f5ab441_cryptolocker | Triage

Sharing

General

Target

2024-04-06_3f87611f620fd7b3db23bcdc4f5ab441_cryptolocker
Size

35KB
MD5

3f87611f620fd7b3db23bcdc4f5ab441
SHA1

e6945e146ea008c1a3e5c7ad8af2259a71b7b56b
SHA256

e2138ee1489bd8814ffda72ca316e5182411b75da240ad967dbd6fb0a49bcf3d
SHA512

e8b0fcaff9ff5d31aff1f0d304e739d204b4f07492d1c6b9ae68652f2231c2b0dfd2112e680e059392028e4b9265d37909cdfdd4c5b5cddae7a6e0db2c6bc706
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZCb9q8INBjPO:b/yC4GyNM01GuQMNXw2PSj1Pqq8oBjW

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
2024-04-06_3f87611f620fd7b3db23bcdc4f5ab441_cryptolocker

Files

2024-04-06_3f87611f620fd7b3db23bcdc4f5ab441_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