2024-04-27_bda40d87475abcfeff5651554670b080_cryptolocker | Triage

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General

Target

2024-04-27_bda40d87475abcfeff5651554670b080_cryptolocker
Size

52KB
MD5

bda40d87475abcfeff5651554670b080
SHA1

d8fb47fc9c3498f602a3941790e5cf01fea1639c
SHA256

075cdca4150cf95f21857f6b754f92a2ccf6460ee2ff37624f9cc9d8c4388caf
SHA512

601568a2a820219fc8841d0b339152ab257c074d4b66f95677d7c38fa51131bdbb0bd0889679c5db1894310197938824963cd4a6adab649d692119227ba3101d
SSDEEP

768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37Yl6dIKld5CS4GjZ:bgGYcA/53GAA6y37Q6dI+d5QG9

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
2024-04-27_bda40d87475abcfeff5651554670b080_cryptolocker

Files

2024-04-27_bda40d87475abcfeff5651554670b080_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