2024-05-23_4970c2a54404934915948bda26c7354f_cryptolocker | Triage

Sharing

General

Target

2024-05-23_4970c2a54404934915948bda26c7354f_cryptolocker
Size

44KB
MD5

4970c2a54404934915948bda26c7354f
SHA1

e25e4dfd8fd9941e99bc8205b6103d4363977458
SHA256

20929b8fc4cdfc737ce84b44a3c7fe4fff5e9729a14744f2718921c6d00e53dc
SHA512

479add34f30d29ecbdac84de6688870ce54b5ce7b1c7234d6566372f716a5faac49f737a6d010a019eb888cfc30b5e84e76b8f7a151152fdf3cf3e4a9a3a5431
SSDEEP

384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jo0nrlwfjDUm3yKu:bm74zYcgT/Ekn0ryfjw

Score

10^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

Processes:

resource yara_rule

sample CryptoLocker_rule2

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

Processes:

resource
2024-05-23_4970c2a54404934915948bda26c7354f_cryptolocker

Files

2024-05-23_4970c2a54404934915948bda26c7354f_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

.htext
Size: 16KB - Virtual size: 16KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE