2024-05-02_a1c3fdf7f923e6afd515b4723a7dd39a_cryptolocker | Triage

Sharing

General

Target

2024-05-02_a1c3fdf7f923e6afd515b4723a7dd39a_cryptolocker
Size

35KB
MD5

a1c3fdf7f923e6afd515b4723a7dd39a
SHA1

85bc8240f24e39ee787fcafbeb357ae60feb2873
SHA256

3be994907032dc62c0280e72bbd98415e3c07d214a1ea3b934b94f8f93e75941
SHA512

3484c7a10da23b5ab9ce89164ed056c21afaf1681e963a4c6ff851bd29915f8011f99369eb9601b1f9d2fc1a886b69fbb79d45990230335ae94e084445801867
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswm6GZ6:bA6YcA/X6G0W1PGZ6

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
2024-05-02_a1c3fdf7f923e6afd515b4723a7dd39a_cryptolocker

Files

2024-05-02_a1c3fdf7f923e6afd515b4723a7dd39a_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