2024-01-28_4a4186f2a3351a0a04302df89f0b0145_cryptolocker | Triage

Sharing

General

Target

2024-01-28_4a4186f2a3351a0a04302df89f0b0145_cryptolocker
Size

42KB
MD5

4a4186f2a3351a0a04302df89f0b0145
SHA1

57665fdb8610d34ee1c6529f8f0e10aab099b6d8
SHA256

0faf85def308d9f66e131c51ebd2337c97ba503ed6aaced5370f97330309ed91
SHA512

7b96cec51b2afa5de002a20fa3d5e82e29800f722ab38e214e766c6833e49ffdb8bfe8841c0fba026e403b660a9bb1549e7d7d978b7077d08481c26ce2ea41fe
SSDEEP

768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37YbDu5k:bgGYcA/53GAA6y37nG

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
2024-01-28_4a4186f2a3351a0a04302df89f0b0145_cryptolocker

Files

2024-01-28_4a4186f2a3351a0a04302df89f0b0145_cryptolocker
.exe windows:5 windows x86 arch:x86

021d5e7849e90fdf4c65d3045c109483

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

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

gdi32

CreateFontIndirectA

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 2KB

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: 536B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.ropf
Size: 512B - Virtual size: 101B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ