2024-03-19_820c11b3a483b2a3e1510d1cdd78d3a1_cryptolocker | Triage

Sharing

General

Target

2024-03-19_820c11b3a483b2a3e1510d1cdd78d3a1_cryptolocker
Size

34KB
MD5

820c11b3a483b2a3e1510d1cdd78d3a1
SHA1

b29f763b2425088bf74fad0b34d5d1a9a6cc0037
SHA256

a502cce3609c527efb3349556fda9bbf26dbca0f37d88fee578358f8de86c46a
SHA512

c5689e118532528d3b7a9a8fc64ebc4fa4030890edffb548a22df5df22c88e40db6e5f9c5080a57e8a75b785311580c3d9e9312b5c1143d0a142259eabe3c0a2
SSDEEP

384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUr766SJXTQke8SEMMp:bA74zYcgT/Ekd0ryfjQRSNhpSFA

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
2024-03-19_820c11b3a483b2a3e1510d1cdd78d3a1_cryptolocker

Files

2024-03-19_820c11b3a483b2a3e1510d1cdd78d3a1_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