2024-05-21_cb1dd31fa0955b30744c15bfc4f32b6f_cryptolocker | Triage

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General

Target

2024-05-21_cb1dd31fa0955b30744c15bfc4f32b6f_cryptolocker
Size

33KB
MD5

cb1dd31fa0955b30744c15bfc4f32b6f
SHA1

8d4b7c29c45b1579149371fa35cea1eddd23a600
SHA256

01a16c2604eb3d5e8296d6fba5bb0d758de9af299d0a170a3e6738cd6275a437
SHA512

4d63622c5470b7c61822455ce55b90030780b99574f908bb1c2c0632098dbd34af1e72e11f22ef9ce71b163aef952c828e71a94f5273bfcd1fd45147c23e36c2
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbkzos5jm8:bxNrC7kYo1Fxf2rYPZ

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
2024-05-21_cb1dd31fa0955b30744c15bfc4f32b6f_cryptolocker

Files

2024-05-21_cb1dd31fa0955b30744c15bfc4f32b6f_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