2024-05-25_4083da5835921b85efa92c6ad85cec11_cryptolocker | Triage

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General

Target

2024-05-25_4083da5835921b85efa92c6ad85cec11_cryptolocker
Size

35KB
MD5

4083da5835921b85efa92c6ad85cec11
SHA1

d6de3ce6a6714e95d715327b06a334382a19fbc2
SHA256

b1dc09328f23a0beda8691abe263eed6c81ea79404b3ea54111e249437d2660d
SHA512

5eb9983906272f0004c2e7027c02d4ca7db770b96e7f5f5971ed743d2d683a88a00e9f2292a2ca0588486e58d5ac104f589f83e5776d449900c77f5ad0b33f81
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbkzos5Pp7iF:bxNrC7kYo1Fxf2rY1+F

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
2024-05-25_4083da5835921b85efa92c6ad85cec11_cryptolocker

Files

2024-05-25_4083da5835921b85efa92c6ad85cec11_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