2024-02-28_5ff4e37ebeaf466e73ee25f1edbe9fed_cryptolocker | Triage

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General

Target

2024-02-28_5ff4e37ebeaf466e73ee25f1edbe9fed_cryptolocker
Size

42KB
MD5

5ff4e37ebeaf466e73ee25f1edbe9fed
SHA1

3693cd39590b4b7aebf5035a11e224e3655bf446
SHA256

bca0e3891dadad0d948c18745bca05709fe28cec8b6d3005a50b0d41eeeda085
SHA512

16a5732f1898ba73c7e9fc9b9496c36e7a22e073a7f2931ad2c53cd77c9ffad36b6bcfd7f9b3641fba71e875c79ba02093a0309adc14f570bb4aea361518c80f
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFp1QlU:bxNrC7kYo1Fxf3s05rwxbF7gU

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
2024-02-28_5ff4e37ebeaf466e73ee25f1edbe9fed_cryptolocker

Files

2024-02-28_5ff4e37ebeaf466e73ee25f1edbe9fed_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