2024-05-26_b967a37c82731aa766cb9899c5e7a7ca_cryptolocker | Triage

Sharing

General

Target

2024-05-26_b967a37c82731aa766cb9899c5e7a7ca_cryptolocker
Size

41KB
MD5

b967a37c82731aa766cb9899c5e7a7ca
SHA1

ce96283b71e859d737918f71f40f4e95330f1cde
SHA256

9365ea1e964b1c0e8be901aab0b85533fb34e5b21db6b8f241b28c38d401d93a
SHA512

e5b0a318f936e8a2c7432965104fcb12435441c1c30d9fe82c9c02ea4bd0c17d448b30b77a25bced4d0f1b0a5a210816c9f37e1707815a234595075ee4ef2fab
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hw89:bA6YcA/X6G0W143Q89

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
2024-05-26_b967a37c82731aa766cb9899c5e7a7ca_cryptolocker

Files

2024-05-26_b967a37c82731aa766cb9899c5e7a7ca_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