2024-04-26_4b0f37370cc42d67e04fa6c87214008f_cryptolocker | Triage

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General

Target

2024-04-26_4b0f37370cc42d67e04fa6c87214008f_cryptolocker
Size

33KB
MD5

4b0f37370cc42d67e04fa6c87214008f
SHA1

bff6569e6af99718356df0a8470066028c137f96
SHA256

281374ecdc88db8aa30a3a90c3b059050d61f69795c2a279b17ce1fba0701ba5
SHA512

40bbb98b9390eef0c111cf6fba0017ddffc005bc1fd6c08563e005ef971a840b83505b2cd9d1b1d9efd9812023f44a7c9321e6736c1ead5aae39a3564157f220
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbkzos5J:bxNrC7kYo1Fxf2rYV

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
2024-04-26_4b0f37370cc42d67e04fa6c87214008f_cryptolocker

Files

2024-04-26_4b0f37370cc42d67e04fa6c87214008f_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