2024-02-24_66076b86a1cf13923e73c88b92917d98_cryptolocker | Triage

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General

Target

2024-02-24_66076b86a1cf13923e73c88b92917d98_cryptolocker
Size

47KB
MD5

66076b86a1cf13923e73c88b92917d98
SHA1

d3a3a59943630c9ca87c19e07ab81a44f5a3bc49
SHA256

0d4851d54c020779680f43de1f29c60299cbf21aad99117ffc4db2828d913054
SHA512

2d382b768d52a240e4f33d837d4935407935de91f9f49bd8ba27a62231fb22cb0db46460b7ec94690f57d923fb128f6b90e3694a1d6b32e9301ddab01e8ca1f9
SSDEEP

768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37Yl6dIDz:bgGYcA/53GAA6y37Q6dI/

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
2024-02-24_66076b86a1cf13923e73c88b92917d98_cryptolocker

Files

2024-02-24_66076b86a1cf13923e73c88b92917d98_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

.ropf
Size: 512B - Virtual size: 101B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ