2024-04-18_cf6b9f04305831e2f6fc6fa7d06d33db_cryptolocker | Triage

Sharing

General

Target

2024-04-18_cf6b9f04305831e2f6fc6fa7d06d33db_cryptolocker
Size

33KB
MD5

cf6b9f04305831e2f6fc6fa7d06d33db
SHA1

061d2a92ad43a39ba4e5ebfa2fd9addbd9edf7dd
SHA256

f7d9fb9e7fea0be4fdb8c4e028ff0f1b92b9371ba15fa39c08ade5da64294885
SHA512

f2b45e82e80c890f7ea84416f5a9ea3673a5230ac19bf4ed461b19c6da8b6d6c7a8d7bc9495856ca78897cda93d412a4fd81ca4b60d4a4a9a926fbb3f2a23709
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbkzos5T:bxNrC7kYo1Fxf2rYf

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
2024-04-18_cf6b9f04305831e2f6fc6fa7d06d33db_cryptolocker

Files

2024-04-18_cf6b9f04305831e2f6fc6fa7d06d33db_cryptolocker
.exe windows:5 windows x86 arch:x86

3c4da9ed0ba02990af7795e358bfd650

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

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

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

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: 518B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ