2024-04-29_5877a7a6f39864ac1e405984eaa8a10c_cryptolocker | Triage

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General

Target

2024-04-29_5877a7a6f39864ac1e405984eaa8a10c_cryptolocker
Size

40KB
MD5

5877a7a6f39864ac1e405984eaa8a10c
SHA1

69cbbafaeb42f19f237d1038e4cd526803ea1571
SHA256

e6fe1f0d6ab18fd71ba03128608814721bba2410e22f202c97637d3ba7c7c0ed
SHA512

0041b8104d86884e7feb7f8f0df8b87e1ab5fba228e510a6bd93e7ef2c165fd6826cc4f0194291d40e8bfb0b2992a2d8e4a284020674a6507da4a50fad931b5c
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hws:bA6YcA/X6G0W143Qs

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
2024-04-29_5877a7a6f39864ac1e405984eaa8a10c_cryptolocker

Files

2024-04-29_5877a7a6f39864ac1e405984eaa8a10c_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