2024-04-19_f5db45cf1775e3fb8a86d4f37e092649_cryptolocker | Triage

Sharing

General

Target

2024-04-19_f5db45cf1775e3fb8a86d4f37e092649_cryptolocker
Size

30KB
MD5

f5db45cf1775e3fb8a86d4f37e092649
SHA1

ed238cb4906810dbc61dae4b47ebaf08e0f5f7f7
SHA256

357dc930fbe276ee14e28aa85a9b1b1932db9bf300204dfcb8a8ffa4c84c66ec
SHA512

1318d24f1a2da84a00fcc51f1b1504b611ea23a27f10a3deb1abf9de310b403cbc9b8df1ea5efa641ca958f4d10c1d372d7f23262b32e20c6892d28e6dec0ee4
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zznum+U/h:b/yC4GyNM01GuQMNXum+4

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
2024-04-19_f5db45cf1775e3fb8a86d4f37e092649_cryptolocker

Files

2024-04-19_f5db45cf1775e3fb8a86d4f37e092649_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