2024-02-17_75fe6ee5caf3cd7bc25afc8fc4a24f6b_cryptolocker | Triage

Sharing

General

Target

2024-02-17_75fe6ee5caf3cd7bc25afc8fc4a24f6b_cryptolocker
Size

34KB
MD5

75fe6ee5caf3cd7bc25afc8fc4a24f6b
SHA1

75d116c0579fe8fe78a15f78b6836ff49eb7395a
SHA256

931610c58444a2f8aae42da2ccee8be16b57eadea6d2f82a42c49697cb3005b2
SHA512

217be305ebe9fd28ea595b83e041fdc2cd681fb1b1ba9a53e5f418f612ba9bfcba42cb028cd6a5088b335965d54ac0346d6d2b9d925fe4bfc60b0e1f244b9fba
SSDEEP

384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUgIunexRlSrxVF:bA74zYcgT/Ekd0ryfjPIunYwH

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
2024-02-17_75fe6ee5caf3cd7bc25afc8fc4a24f6b_cryptolocker

Files

2024-02-17_75fe6ee5caf3cd7bc25afc8fc4a24f6b_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