2024-04-30_a3e27d2c81aae20c23152e0e2a4901fa_cryptolocker | Triage

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General

Target

2024-04-30_a3e27d2c81aae20c23152e0e2a4901fa_cryptolocker
Size

34KB
MD5

a3e27d2c81aae20c23152e0e2a4901fa
SHA1

1adf5d1fc890a3ee40cd1589579bff27c69b068a
SHA256

7a68c6b07baa0943fbc62cc28c8959592ca8071928840b3902fd4e4f979137bf
SHA512

01887a66caf65557f2e25f9325b735df0060144216fd857b9edc62dd554354bdb59fd8abc76b54c15d3ec91ed9faf465684433f18513ad3148ae2b8d15666007
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbkzos5Rp:bxNrC7kYo1Fxf2rYT

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
2024-04-30_a3e27d2c81aae20c23152e0e2a4901fa_cryptolocker

Files

2024-04-30_a3e27d2c81aae20c23152e0e2a4901fa_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