2024-04-15_2641213c5cd7e3f608a6ecdc5f8357d8_cryptolocker | Triage

Sharing

General

Target

2024-04-15_2641213c5cd7e3f608a6ecdc5f8357d8_cryptolocker
Size

42KB
MD5

2641213c5cd7e3f608a6ecdc5f8357d8
SHA1

981f89cb469bbf99170f9df8c5a5963a0e803bbd
SHA256

1da4d82a2659d8a2f375935599b31fa1c9ecd2a70e689d8fba2b7c5125e1469d
SHA512

d3aa8868c74db8b66911286787eae1853daf2fd9ccdcb8c92417a83d9773d98fefd13a74e5536cd64f0bba1491c4c6b4138bf2b4c600f9d857cc3201ecfcff41
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAT:b/pYayGig5HjS3NPAT

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
2024-04-15_2641213c5cd7e3f608a6ecdc5f8357d8_cryptolocker

Files

2024-04-15_2641213c5cd7e3f608a6ecdc5f8357d8_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