2024-01-22_aacbe8fb6ec9185dc4a9b6509e0be5d2_cryptolocker | Triage

Sharing

General

Target

2024-01-22_aacbe8fb6ec9185dc4a9b6509e0be5d2_cryptolocker
Size

41KB
MD5

aacbe8fb6ec9185dc4a9b6509e0be5d2
SHA1

d1b31551246a56b0664c85b18fdb37111c6872cd
SHA256

eef328deea5d0f65d2804789701e1d49781feb4fd16e42fc2db7e6044e95b048
SHA512

f2f7e36ac62fdf42739d3cf55e531d906956f7ef8033890e96f263d059ecb1e11dfa0aa1f5d66fbf6b9585f7c67d4ae3b02e04ea5b38bb164c02e3416035fc91
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFqV:bxNrC7kYo1Fxf3s05rwxbF0

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
2024-01-22_aacbe8fb6ec9185dc4a9b6509e0be5d2_cryptolocker

Files

2024-01-22_aacbe8fb6ec9185dc4a9b6509e0be5d2_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