2024-05-30_f53a7615e7d4e6eefcc4419b63c08f57_cryptolocker | Triage

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General

Target

2024-05-30_f53a7615e7d4e6eefcc4419b63c08f57_cryptolocker
Size

41KB
MD5

f53a7615e7d4e6eefcc4419b63c08f57
SHA1

cf99f916fa8d129b277dc4c8232f07b8090d3fee
SHA256

ba8701e058bd0edd806a9f6fcdcfb632502c47b3892bcb13eb59b9e3e4470a73
SHA512

59ce7dbe561ac5ee9b767a71b0b13acaf6b71d1ac7bb9333eb839784bc04ed0c29b6f8a99455ba85bcc9638f899b79c7721c099a533fe5eb76725c8958fc159d
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuYlmoHR8uyz:b/yC4GyNM01GuQMNXw2PSjHPbSuYlZ8

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
2024-05-30_f53a7615e7d4e6eefcc4419b63c08f57_cryptolocker

Files

2024-05-30_f53a7615e7d4e6eefcc4419b63c08f57_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