2024-03-11_fa17ad60c87f396d110d2d6c59cb21d4_cryptolocker | Triage

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General

Target

2024-03-11_fa17ad60c87f396d110d2d6c59cb21d4_cryptolocker
Size

40KB
MD5

fa17ad60c87f396d110d2d6c59cb21d4
SHA1

3e751ba4bc6cceed95ec9bbf6c6238dd2cf66935
SHA256

9a40a5fc0f06282cde781fc45943e28eb62c19c5e133645c8ce59d5031f68006
SHA512

3e5323f411ea2bc85d72e884030cf052c382d8fcc27958a7fd6a613defc6ba508fd0d0fe6ceca72ae0a41b94d5597c7a9071d9a46bbbe3d9cf32c8ee094b0b57
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbF53:bxNrC7kYo1Fxf3s05rwxbFp

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
2024-03-11_fa17ad60c87f396d110d2d6c59cb21d4_cryptolocker

Files

2024-03-11_fa17ad60c87f396d110d2d6c59cb21d4_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