2024-04-26_c4cef312829eae13e828674e157a090d_cryptolocker | Triage

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General

Target

2024-04-26_c4cef312829eae13e828674e157a090d_cryptolocker
Size

30KB
MD5

c4cef312829eae13e828674e157a090d
SHA1

a6cfc06eb426cb60d0ee8f0f69f7e769010ec136
SHA256

c29f1847be754ba7426bc32b9a1056368954fb2888cebd327d104179deed2832
SHA512

4def3a8c848824ad04cf1f5a0e9f034cf884219b7a9f37ac7d0454f7125d991c05d1eb940ae55e74f3b662a5ab91c7ec1983d10f24e908abb6c9b8dad8990652
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zznum+U/hE:b/yC4GyNM01GuQMNXum+j

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
2024-04-26_c4cef312829eae13e828674e157a090d_cryptolocker

Files

2024-04-26_c4cef312829eae13e828674e157a090d_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