2024-05-20_cf8e5d13f04696742b20c2dfbd28a37c_cryptolocker | Triage

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General

Target

2024-05-20_cf8e5d13f04696742b20c2dfbd28a37c_cryptolocker
Size

41KB
MD5

cf8e5d13f04696742b20c2dfbd28a37c
SHA1

2f293134137e0bbb7b6b4ee769e5a97dd835ce9f
SHA256

12a5624be1fcfb4c46e93d3755bb1bec05826c324e8a91c52b149f43487f0235
SHA512

82583a33872f5e1e0227d705f9177a4eaa0f07a9072e361588ca12e314dc58b5ed77a78a9798d4535148dfbdd1cf7212f2dd9b635a17385dae493bd35af644a0
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hw9:bA6YcA/X6G0W143Q9

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
2024-05-20_cf8e5d13f04696742b20c2dfbd28a37c_cryptolocker

Files

2024-05-20_cf8e5d13f04696742b20c2dfbd28a37c_cryptolocker
.exe windows:5 windows x86 arch:x86

021d5e7849e90fdf4c65d3045c109483

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

UpdateWindow
LoadCursorA
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
SetWindowPos

kernel32

GetCurrentThreadId
CreateFileA
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
GetFileSize
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcessId
GetCurrentProcess

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 536B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ