2024-05-21_a6708218278a7b226d6931a8c6fe8a77_cryptolocker | Triage

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General

Target

2024-05-21_a6708218278a7b226d6931a8c6fe8a77_cryptolocker
Size

41KB
MD5

a6708218278a7b226d6931a8c6fe8a77
SHA1

efc101a200d2b77681d0d35d122f1c59a0975082
SHA256

e24278891d510f84ebd25d7f97c4cb8d51c4c5e01d9a2252a094ee7c2c5c9163
SHA512

4930ebd8fec6c7a3bffb28c2d2a790009cfd1d2ff76659572771a135a5458f2f72c8584e885c5a9b6168561fdff4199e87a19484c34e8e9283daa526d06599ad
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hwe:bA6YcA/X6G0W143Qe

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
2024-05-21_a6708218278a7b226d6931a8c6fe8a77_cryptolocker

Files

2024-05-21_a6708218278a7b226d6931a8c6fe8a77_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