2024-04-21_c6fa140b5fd4e75c7881a91fc56f241b_cryptolocker | Triage

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General

Target

2024-04-21_c6fa140b5fd4e75c7881a91fc56f241b_cryptolocker
Size

39KB
MD5

c6fa140b5fd4e75c7881a91fc56f241b
SHA1

41c5870691be597a19a002d428db377c0663998b
SHA256

a7a3cc88b8121b43d1af8addf211d90ed1ebda0b331dfbe93b1ea7af630e64d8
SHA512

d8334ede13f43c156ac4173715c640194e82d9b76df02eac959e1fbdd27a0000f0c5eed5feab188c64be772714d2e484babfad4680c960a358e8c475b9ac850e
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmxT4Hmc:bA6YcA/X6G0W1BGc

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
2024-04-21_c6fa140b5fd4e75c7881a91fc56f241b_cryptolocker

Files

2024-04-21_c6fa140b5fd4e75c7881a91fc56f241b_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