2024-02-17_5ffaf79243dd12b3c0d6d29e2bf15bc3_cryptolocker | Triage

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General

Target

2024-02-17_5ffaf79243dd12b3c0d6d29e2bf15bc3_cryptolocker
Size

34KB
MD5

5ffaf79243dd12b3c0d6d29e2bf15bc3
SHA1

41d087742042605819a0fdda637ee6b3fa4d4352
SHA256

3aa94efe3ea5ab8e886b66675724fb9df7e80644e6e48fccc419ac4c7046a48d
SHA512

dff9a26d9da9a0f250378a72ee1c09827845ff91e90a8aa2ed8759fe9c089c4455ec5b49a53395bfde9df8cf33473e8f05dd5c08892f50a22865c7e2d7246684
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6A0X/EIjkwN:b/yC4GyNM01GuQMNXw2PSjH+PPkwN

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
2024-02-17_5ffaf79243dd12b3c0d6d29e2bf15bc3_cryptolocker

Files

2024-02-17_5ffaf79243dd12b3c0d6d29e2bf15bc3_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