2024-05-05_bd563781afc639a1a6eaa7f7b274bb83_cryptolocker | Triage

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General

Target

2024-05-05_bd563781afc639a1a6eaa7f7b274bb83_cryptolocker
Size

40KB
MD5

bd563781afc639a1a6eaa7f7b274bb83
SHA1

7b3157263f7b71e38bdc094b91b5fc7321e10b10
SHA256

478ffcaa3b1b176f535489ea7300b52cdafe6f21d2f8b6eef650534a8414488a
SHA512

1af0cf8e1c5b4beb8a24c7c82f20a2a1f79d53c3002e832441fb2b8803171face9526e9b4bc593dc9692fee741dee33b3d5ae516e090c562906a5d27a327dc2d
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HwZ:bA6YcA/X6G0W143QZ

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
2024-05-05_bd563781afc639a1a6eaa7f7b274bb83_cryptolocker

Files

2024-05-05_bd563781afc639a1a6eaa7f7b274bb83_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