2024-04-30_7f5bed8d8ac38d9cac4d2b423102af22_cryptolocker | Triage

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General

Target

2024-04-30_7f5bed8d8ac38d9cac4d2b423102af22_cryptolocker
Size

40KB
MD5

7f5bed8d8ac38d9cac4d2b423102af22
SHA1

28fc5272247a25e779ab81679b04ded54dcadc28
SHA256

234d075e634c4917094ef03b0566b81964e39a63a2ea0a83966d5c5f7f72a9dc
SHA512

036ba463e8a92edc3de7bda12aaf5fe8258569d277b74a6171cf62d281aec00dc47d47bacdfaca1b44b9067d64d16597ab9ffc30a75281d4c258843d2413f7b5
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hwl:bA6YcA/X6G0W143Ql

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
2024-04-30_7f5bed8d8ac38d9cac4d2b423102af22_cryptolocker

Files

2024-04-30_7f5bed8d8ac38d9cac4d2b423102af22_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