2024-03-11_b0f190a6c0a9b1ba5b1ff2a1862fbd83_cryptolocker | Triage

Sharing

General

Target

2024-03-11_b0f190a6c0a9b1ba5b1ff2a1862fbd83_cryptolocker
Size

36KB
MD5

b0f190a6c0a9b1ba5b1ff2a1862fbd83
SHA1

a92624b71f1210c250ff49f078b31c866fb8a051
SHA256

b91d3d8721499e3431707b50177015739dbe37c054223519d7406ed9395e80fe
SHA512

a2103a85faa2b31365f21fb847fa0ac6371828ae4396a98e39a4be6e9e05b6f5d2277d79dfa05b87e4ee2e7eef69d928071141df27eeedbfa3e3748c358b4018
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZCb9q8Iup:b/yC4GyNM01GuQMNXw2PSj1Pqq8f

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
2024-03-11_b0f190a6c0a9b1ba5b1ff2a1862fbd83_cryptolocker

Files

2024-03-11_b0f190a6c0a9b1ba5b1ff2a1862fbd83_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