2024-04-27_ca8228b32c7aace9dac5d7f42b5f1501_cryptolocker | Triage

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General

Target

2024-04-27_ca8228b32c7aace9dac5d7f42b5f1501_cryptolocker
Size

36KB
MD5

ca8228b32c7aace9dac5d7f42b5f1501
SHA1

980f555b88d9a07a2e9ef85074fb1f3e1897171d
SHA256

95d08a1544dcbb0ac78f73fb049dc75c9edd90f54385b64178f0c2590f95f958
SHA512

0a85147df6851cb1efe0ef9c68afda249c8d600e5b084ee58a54b8a2fba98a457ec44a6c2ee7623881da3a48125cd8b93615c8cb223d4e339fb3922ab26b9217
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHC02ltAUACDFy:b/pYayGig5HC02gbCDFy

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
2024-04-27_ca8228b32c7aace9dac5d7f42b5f1501_cryptolocker

Files

2024-04-27_ca8228b32c7aace9dac5d7f42b5f1501_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