2024-06-20_ac963073f7b84e1ffb4b89ad63212bb4_cryptolocker | Triage

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General

Target

2024-06-20_ac963073f7b84e1ffb4b89ad63212bb4_cryptolocker
Size

33KB
MD5

ac963073f7b84e1ffb4b89ad63212bb4
SHA1

7fc2f0ad3ebdc0f152be95db5777c8bc752977f5
SHA256

9dcb71792c6c13e00a5b72df34335c8764d0e054ce5f2be4ec4cfc95fd1394ba
SHA512

256f3bf017ad777a3544aad53c0863c35992e40b18c718eb11a7d03fa420bcbf95fedf51ff8b84cf52fbdbb318172ea0c214dfac0498b8d8cd9ccfa53d8b33b1
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznStEkcs82i:b/yC4GyNM01GuQMNXw2PSjSKkc9l

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
2024-06-20_ac963073f7b84e1ffb4b89ad63212bb4_cryptolocker

Files

2024-06-20_ac963073f7b84e1ffb4b89ad63212bb4_cryptolocker
.exe windows:5 windows x86 arch:x86

ad86a1414a0514f4c041167365378f70

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

EndPaint
GetMessageA
DrawTextA
ShowWindow
UpdateWindow
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
PostQuitMessage
SetWindowPos

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ