2024-06-01_39cb6f4b9be61e8e2125fb6b429593c0_cryptolocker | Triage

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General

Target

2024-06-01_39cb6f4b9be61e8e2125fb6b429593c0_cryptolocker
Size

42KB
MD5

39cb6f4b9be61e8e2125fb6b429593c0
SHA1

2a4d72d8ee506b676a38b5af1811164168cba1ba
SHA256

be7011e148e3c7fbfe524da5e3ea32f6ea980e9ffb93affba8b27f13a8f49f8c
SHA512

c6122ab0606dd89ad0d887272d4613b5e5514b1acf3e759dabc63d4615eb2c454b7639f4849f7c81fe1b4c23ed68e49b24c9f478f06216d628fe3821c8bd2434
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HwnCd:bA6YcA/X6G0W143Q2

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
2024-06-01_39cb6f4b9be61e8e2125fb6b429593c0_cryptolocker

Files

2024-06-01_39cb6f4b9be61e8e2125fb6b429593c0_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