2024-06-13_638ce153037eb5ccc5ba83f3d406b317_cryptolocker | Triage

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General

Target

2024-06-13_638ce153037eb5ccc5ba83f3d406b317_cryptolocker
Size

42KB
MD5

638ce153037eb5ccc5ba83f3d406b317
SHA1

20925f5700c9e78d1e990010144935a50b94c67c
SHA256

4b688fe2e27583a9abfc9e0a6a677adee75a219c6826061a19125cacd9c5e113
SHA512

087577052623460552b6249bbbd0c71594f3f63de0c9006b3f54c267fb678420b28b0bf84c61540468ede704a8a68529e1b9ec7a9f3193b4b5661342831b1a9c
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HwnCi:bA6YcA/X6G0W143Qx

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
2024-06-13_638ce153037eb5ccc5ba83f3d406b317_cryptolocker

Files

2024-06-13_638ce153037eb5ccc5ba83f3d406b317_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