2024-03-10_3b1a3bcbe8df0f498ef385ff08ff6549_cryptolocker | Triage

Sharing

General

Target

2024-03-10_3b1a3bcbe8df0f498ef385ff08ff6549_cryptolocker
Size

36KB
MD5

3b1a3bcbe8df0f498ef385ff08ff6549
SHA1

75fd313582d903ff41416c17500753d79aaad7c1
SHA256

5e6e119e3822ba3303da9f0367ace5bbe8d840939b48728340a88414fd7c6b63
SHA512

779a02b7a6b325a11d773271b242e446f5866e3a78f6db8e0842ea839eb0d8a705a04c7d75b533835aceb12030397e4114e5d9e9c89b28ad64cfa5de71885b24
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZCb9q8Iu+:b/yC4GyNM01GuQMNXw2PSj1Pqq80

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
2024-03-10_3b1a3bcbe8df0f498ef385ff08ff6549_cryptolocker

Files

2024-03-10_3b1a3bcbe8df0f498ef385ff08ff6549_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