2024-06-06_31e5af6bbb0cea59b5686df2a87ac4ec_cryptolocker | Triage

Sharing

General

Target

2024-06-06_31e5af6bbb0cea59b5686df2a87ac4ec_cryptolocker
Size

34KB
MD5

31e5af6bbb0cea59b5686df2a87ac4ec
SHA1

b605f6e9118effaf5312764790ad107550de16a4
SHA256

c2b59b367ddae0246f46a0d61053695777162f28750a83b5775b8fde60a16e14
SHA512

882d3f21c3fa3ee6fd3adb7c32ff6228e8de9c26c0903730a0b2e82872a4b8d8057c8b87db3aef90ffabbcefa9abc289e6bdcf63ce037bdb94c76c18adc2130e
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznStEkcsgB:b/yC4GyNM01GuQMNXw2PSjSKkcJB

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
2024-06-06_31e5af6bbb0cea59b5686df2a87ac4ec_cryptolocker

Files

2024-06-06_31e5af6bbb0cea59b5686df2a87ac4ec_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