2024-03-16_ea5e8b283d5cfa1e52f8708880e5dfb4_cryptolocker | Triage

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General

Target

2024-03-16_ea5e8b283d5cfa1e52f8708880e5dfb4_cryptolocker
Size

29KB
MD5

ea5e8b283d5cfa1e52f8708880e5dfb4
SHA1

d3a75d0b69289ec285ea14d08a5988681dc23ab5
SHA256

dfe6745dc9ba0d78e4f1d625aa6e4e6813713513319e5a60ab6b6a24f8d62cf4
SHA512

f4dd8fdf4ad1411638057810c0101ba3e4fe01315030927052b55547ced2574a1b3e910f992c49d08f330bc22705648ceb267962c03b25e18fcf401920fdd72d
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zznum+UZ+:b/yC4GyNM01GuQMNXum+I+

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
2024-03-16_ea5e8b283d5cfa1e52f8708880e5dfb4_cryptolocker

Files

2024-03-16_ea5e8b283d5cfa1e52f8708880e5dfb4_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