2024-03-15_d41fd9c3bd01375c49feaba0a57d568f_cryptolocker | Triage

Sharing

General

Target

2024-03-15_d41fd9c3bd01375c49feaba0a57d568f_cryptolocker
Size

45KB
MD5

d41fd9c3bd01375c49feaba0a57d568f
SHA1

bc44e88d3f1ddc12db74e26a3268eb0f373197b3
SHA256

1dd884239edc4ba182824ff0cb7cfa536edccfb72e392e73c5a6ca055e59c86b
SHA512

abf264336b550336797e2bdd29431821f84bb382cd7f4d84aa792a19f06c20cd8b5ba8402c9faa1810f6d0558c1a6d0a2dcebde732b8f4cf268ed61366c4fbe5
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFqRoN6N1:bxNrC7kYo1Fxf3s05rwxbFvN6N1

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
2024-03-15_d41fd9c3bd01375c49feaba0a57d568f_cryptolocker

Files

2024-03-15_d41fd9c3bd01375c49feaba0a57d568f_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