2024-05-25_7f4b958f69da8df2e77fb9cfef993440_cryptolocker | Triage

Sharing

Copy URL Twitter E-mail

General

Target

2024-05-25_7f4b958f69da8df2e77fb9cfef993440_cryptolocker
Size

33KB
MD5

7f4b958f69da8df2e77fb9cfef993440
SHA1

f80b76561b1f4469a297bf68612fdf1a3f45b13d
SHA256

f485653bb3e0b01a5d3503e8f2314480d638fdcad98034efa6c44004fa5e2b69
SHA512

ea17f903ea1f387010ad4eabcdf4a2f354af6efbaf9f80898845b0350fc3d3892e19fcc5957132b83e8cd7add8b5de7ac510f88eed74860380254d2e9dd79fac
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznStEkcsgc:b/yC4GyNM01GuQMNXw2PSjSKkcJc

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
2024-05-25_7f4b958f69da8df2e77fb9cfef993440_cryptolocker

Files

2024-05-25_7f4b958f69da8df2e77fb9cfef993440_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