2024-04-27_e0777f0d7642e8e7f8e18ec6470dfe3e_cryptolocker | Triage

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General

Target

2024-04-27_e0777f0d7642e8e7f8e18ec6470dfe3e_cryptolocker
Size

36KB
MD5

e0777f0d7642e8e7f8e18ec6470dfe3e
SHA1

17b5ff6992e1865d5c83ecf8203e71f79a3f1ebe
SHA256

a68f3467c20323aeba6c4fe05cb55a730a0bac761459752da28d1041a51d7654
SHA512

ec0a9220d28a387b64781806a52f68ab8ac53e85a46b07ce1fc985c3d4837204f15c5fc7ca30cd7305c525f08e175a9ec685ad2fab64da84a6016990260b4375
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswm9YhB:bA6YcA/X6G0W1EYX

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
2024-04-27_e0777f0d7642e8e7f8e18ec6470dfe3e_cryptolocker

Files

2024-04-27_e0777f0d7642e8e7f8e18ec6470dfe3e_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