2024-05-27_4a7df994a308f09b678e66f64fb9735f_cryptolocker | Triage

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General

Target

2024-05-27_4a7df994a308f09b678e66f64fb9735f_cryptolocker
Size

35KB
MD5

4a7df994a308f09b678e66f64fb9735f
SHA1

e23dd00ca212989f93b09c9f2ceca9d2dffc2b98
SHA256

54e8bb0114088b89661ca0860de44add1699d298800f382021e9be1d5f933d7b
SHA512

753c6f1757f580dc263b7e56588465d0b103eca7ff4011d29bb87d5692ea8dcb1f833aeb43cbbc208b62bb27c955e9374cf3602691e6ccc291797b4500b001f9
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbkzos5Pp707TNlb:bxNrC7kYo1Fxf2rY1mb

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
2024-05-27_4a7df994a308f09b678e66f64fb9735f_cryptolocker

Files

2024-05-27_4a7df994a308f09b678e66f64fb9735f_cryptolocker
.exe windows:5 windows x86 arch:x86

3c4da9ed0ba02990af7795e358bfd650

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
ShowWindow
SetWindowPos

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcess
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 518B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ