2024-04-24_ca845d9fc2e5e2488c999a76a40c753e_cryptolocker | Triage

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General

Target

2024-04-24_ca845d9fc2e5e2488c999a76a40c753e_cryptolocker
Size

39KB
MD5

ca845d9fc2e5e2488c999a76a40c753e
SHA1

9012f92e20461d08acbb710f0f970f2ba2c018fd
SHA256

f726bf56c7ec5a5875a7a6f39a7c6330b8386a5745406b02262f987074356c4e
SHA512

ec609180df6245be84015f0f4c04b0f48e3934b41e1c1c4aed63ddee8715212bad942c0c4e9a364c251b3da28601804383e2fb27e4666c350418477e35ef994d
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hw2AY:bA6YcA/X6G0W143QlY

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
2024-04-24_ca845d9fc2e5e2488c999a76a40c753e_cryptolocker

Files

2024-04-24_ca845d9fc2e5e2488c999a76a40c753e_cryptolocker
.exe windows:5 windows x86 arch:x86

021d5e7849e90fdf4c65d3045c109483

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

UpdateWindow
LoadCursorA
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
SetWindowPos

kernel32

GetCurrentThreadId
CreateFileA
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
GetFileSize
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcessId
GetCurrentProcess

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 2KB

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: 536B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ