2024-05-28_c8771400a4db6e5de951d8c120567fe8_cryptolocker | Triage

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General

Target

2024-05-28_c8771400a4db6e5de951d8c120567fe8_cryptolocker
Size

35KB
MD5

c8771400a4db6e5de951d8c120567fe8
SHA1

b948c6f19c303ec7022d5422b75a0e776d67c6bd
SHA256

45a3698c6bbeac576e99593c325eb16bdc5abf16133c3f9e15b1a21005525050
SHA512

fbe1e60fe340b8536836cfb5816b658af11549e0b100853ebf986d35f6aa2ed75ce3fbe762f025459a3bc49acb6863621c7783260a292353a8e2fd5c91898ef3
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbkzos5eL2:bxNrC7kYo1Fxf2rYx

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
2024-05-28_c8771400a4db6e5de951d8c120567fe8_cryptolocker

Files

2024-05-28_c8771400a4db6e5de951d8c120567fe8_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