2024-04-17_d4b6764ff56d5c4fa8aad91817ca34eb_cryptolocker | Triage

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General

Target

2024-04-17_d4b6764ff56d5c4fa8aad91817ca34eb_cryptolocker
Size

39KB
MD5

d4b6764ff56d5c4fa8aad91817ca34eb
SHA1

1b137d9e25910ccd9ab98f2e94ea2709c70e9076
SHA256

2b7b05dea7d3e50c0da092190a0f3cd3af628c2b94e808e12556a2381d21a7cb
SHA512

05c4008d1e7235848a9567ddce796fa08988b614e3d8473b2b351bc1fdab4d7ea39cf056e7768a7e31e32ec6c6514a8a4382ffae04142741e5ec1b114fd4d5f0
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hw2Ap:bA6YcA/X6G0W143Qlp

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
2024-04-17_d4b6764ff56d5c4fa8aad91817ca34eb_cryptolocker

Files

2024-04-17_d4b6764ff56d5c4fa8aad91817ca34eb_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