2024-03-27_8278e7042aca4a3a4eb2f6995b1a19f1_cryptolocker | Triage

Sharing

General

Target

2024-03-27_8278e7042aca4a3a4eb2f6995b1a19f1_cryptolocker
Size

35KB
MD5

8278e7042aca4a3a4eb2f6995b1a19f1
SHA1

1c30c6d44744a38e27c57f52227447e427022f93
SHA256

c243b05090165636681f097867aa5a4775835ef2eea75fa9cd76cea78e33bba0
SHA512

c3fab7c940ddd9ab83e37424114e2c0ea4ff3cc302d9b19a3dce2fbe895a36c44db6a75b4d598b835d52d2092b4c202011dea1d9324310b0911144ec227cc2e4
SSDEEP

384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUgIunIVpeNs23mAA6lmW:bA74zYcgT/Ekd0ryfjPIunqpeNswm9W

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
2024-03-27_8278e7042aca4a3a4eb2f6995b1a19f1_cryptolocker

Files

2024-03-27_8278e7042aca4a3a4eb2f6995b1a19f1_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