2024-03-28_6ab8e42709cbf507cb2b3bd1ad3afd7c_cryptolocker | Triage

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General

Target

2024-03-28_6ab8e42709cbf507cb2b3bd1ad3afd7c_cryptolocker
Size

44KB
MD5

6ab8e42709cbf507cb2b3bd1ad3afd7c
SHA1

655c6e57d142e4fead2f2074f71e79dbb83a44ec
SHA256

2fe7456f9db2760384e3ebb2d1c72ad37763d4c24eaf555189268ee8734acdc9
SHA512

9c3a5b78c86675b4640d44bf248d6e5d0f50b39b6a3bc6100175752d975863bc8eddbcd1cf59cae71fdc7917a88264197b95a5b97534566c5ba70cf8ac6d7692
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFp1Yvb9ST37:bxNrC7kYo1Fxf3s05rwxbF7YvbUT37

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
2024-03-28_6ab8e42709cbf507cb2b3bd1ad3afd7c_cryptolocker

Files

2024-03-28_6ab8e42709cbf507cb2b3bd1ad3afd7c_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