2024-05-04_364e5bcd7c9f586aa11f05b8367d978b_cryptolocker | Triage

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General

Target

2024-05-04_364e5bcd7c9f586aa11f05b8367d978b_cryptolocker
Size

40KB
MD5

364e5bcd7c9f586aa11f05b8367d978b
SHA1

0aa865721700f3cc7189ba8fff5d7f4b63f39549
SHA256

14848f5109c75ad2630be142ecef9bccb35f71588c71bf2bef19cff98bd5213c
SHA512

d39993fd2dfa989b628efc09f9d3b7c11b185c999d578eb805cd7df7f0814b78654d88f70247b6663d7258cddf847ce4e4b6d59a6cc7f6aefbe312e83839ac36
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HwYiv:bA6YcA/X6G0W143QYA

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
2024-05-04_364e5bcd7c9f586aa11f05b8367d978b_cryptolocker

Files

2024-05-04_364e5bcd7c9f586aa11f05b8367d978b_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