2024-05-31_c5882c3e03015d76dd07fd7fa0d03e91_cryptolocker | Triage

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General

Target

2024-05-31_c5882c3e03015d76dd07fd7fa0d03e91_cryptolocker
Size

38KB
MD5

c5882c3e03015d76dd07fd7fa0d03e91
SHA1

b51b8253323ef2daf3be13e3de5a64f252f83c89
SHA256

4a5933179f14ed22d976d3c3dec99761aabae61d2ecd58eea2a12740549da4af
SHA512

17fd71d4a05e9754170763c0187c52d4003c99765af52700a7ac6376bb510371e649673f04179734b519a09fe91d080cc12dd9797444f810ee047bad28c9dc78
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hx:bA6YcA/X6G0W143R

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
2024-05-31_c5882c3e03015d76dd07fd7fa0d03e91_cryptolocker

Files

2024-05-31_c5882c3e03015d76dd07fd7fa0d03e91_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