2024-05-04_746587a971f5081bc21e6ea2fd30a30a_cryptolocker | Triage

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General

Target

2024-05-04_746587a971f5081bc21e6ea2fd30a30a_cryptolocker
Size

40KB
MD5

746587a971f5081bc21e6ea2fd30a30a
SHA1

473d36998f63eb505b537837281627e4c6faa47c
SHA256

101e8d9397556b9845697102f77883cb2addede1f38b2d4d52186b5f8c801d20
SHA512

be1d7a8f1f2b2a7c24c890a74478320c04ca5083bf307f321365bb4f8c6784407fb24d4aa07c45a2038ea8605e3db1ad3fa99c330d1a2d49fa5c7cb8ac4087ec
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HwYih:bA6YcA/X6G0W143QYK

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_746587a971f5081bc21e6ea2fd30a30a_cryptolocker

Files

2024-05-04_746587a971f5081bc21e6ea2fd30a30a_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