2024-04-05_45f68a31e55a012d6c8b18ad544b4a04_cryptolocker | Triage

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General

Target

2024-04-05_45f68a31e55a012d6c8b18ad544b4a04_cryptolocker
Size

45KB
MD5

45f68a31e55a012d6c8b18ad544b4a04
SHA1

c73aec6427da9f003abafd06203fc4e502898e08
SHA256

18583ed222b54e0b63b8febfea7240ef0a7b5ac91711f0c194e64694c373a508
SHA512

b88d8dcbe67c1dd735ed8ac138b55c6e4438653e80a95ad866608a442cf55a3b6d4589d8dc9f2386921fff3ef3d4b89bfadf1ed8db63aca53de03a2e039ac95f
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFp13/7xlNXUw:bxNrC7kYo1Fxf3s05rwxbF73Nlew

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
2024-04-05_45f68a31e55a012d6c8b18ad544b4a04_cryptolocker

Files

2024-04-05_45f68a31e55a012d6c8b18ad544b4a04_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