2024-03-19_5aa251ccf47d0397ad1312dc1e1f711e_cryptolocker | Triage

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General

Target

2024-03-19_5aa251ccf47d0397ad1312dc1e1f711e_cryptolocker
Size

31KB
MD5

5aa251ccf47d0397ad1312dc1e1f711e
SHA1

714edd26d421cdb4eb08cacf889042384ca3c574
SHA256

b5f133b412e4009870960dcce10a2ad5f49aaa1519a03f2e7e7078b27a6c4c76
SHA512

54c25053423fd7767dc460a965eb0e5904e17bfe73e3139a63b6167c89e83e7b112d02d9c4d02afb9a74e48c6eaa3aa9aee75697cac34efa652a34df04d0eb3d
SSDEEP

384:buWbtjL8L1iE0eBhkzPbKAaomTqC9Mwf4fjDCgpmaPc4mb8Ybf:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbf

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
2024-03-19_5aa251ccf47d0397ad1312dc1e1f711e_cryptolocker

Files

2024-03-19_5aa251ccf47d0397ad1312dc1e1f711e_cryptolocker
.exe windows:5 windows x86 arch:x86

3c4da9ed0ba02990af7795e358bfd650

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
ShowWindow
SetWindowPos

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcess
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 3KB

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: 518B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ