2024-02-12_27b3f57d35eccca14d5b8fa0f5fba5a8_cryptolocker | Triage

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General

Target

2024-02-12_27b3f57d35eccca14d5b8fa0f5fba5a8_cryptolocker
Size

41KB
MD5

27b3f57d35eccca14d5b8fa0f5fba5a8
SHA1

74cf6ad0894dd3b94d907d7930a6e03e7c7d0f65
SHA256

d8868e0f5898c89e8717cc86ed9d3675899f0775b8eb8d42bc6a829d33f021d9
SHA512

e08db84e3c1aa85d39d3ad01eecd44c468846094f25c69d32c21dad967c4094dd0cb669d6842efc3685e0f56a0b493de9cbd55529bbd7d23ce6ad6ef9b67d90d
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFp17:bxNrC7kYo1Fxf3s05rwxbF77

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
2024-02-12_27b3f57d35eccca14d5b8fa0f5fba5a8_cryptolocker

Files

2024-02-12_27b3f57d35eccca14d5b8fa0f5fba5a8_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