2024-04-20_3effa407db96e5c17517463aa15fa40c_cryptolocker | Triage

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General

Target

2024-04-20_3effa407db96e5c17517463aa15fa40c_cryptolocker
Size

42KB
MD5

3effa407db96e5c17517463aa15fa40c
SHA1

3a30a140e00a60052687b32ed33a62bd5f3b5ec3
SHA256

9e93701fc922f8fbed7c49f6bfeb571a533c3270b4c626c085134c84d95eca84
SHA512

a5fd10ac06f43bc546c79f8d663b5c5750642fdfde50d4b093331a8facfc640d84c364b4e31904e45f73c57992e1f6d9428c2196ba8a6d472ee51471605a64d7
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAJ:b/pYayGig5HjS3NPAJ

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
2024-04-20_3effa407db96e5c17517463aa15fa40c_cryptolocker

Files

2024-04-20_3effa407db96e5c17517463aa15fa40c_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