2024-05-21_820a527f95ba64ba5e5be8531b80a0a0_cryptolocker | Triage

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General

Target

2024-05-21_820a527f95ba64ba5e5be8531b80a0a0_cryptolocker
Size

41KB
MD5

820a527f95ba64ba5e5be8531b80a0a0
SHA1

6b22eb79499de82d089558926b50ce8f59f16e85
SHA256

df4d443937abe7f1c45ef70d0fc67883fc1f2a233808fafb9399c0ead81583cf
SHA512

8ba4bf2c607f928ddd5b96840ba268bcb2a906209d1b7a05a652cb1c257456230199acfc63ceed38e5a1045d009f5cde25e015a26c0b0a289c0e052a72d91099
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HwnCP:bA6YcA/X6G0W143Qw

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
2024-05-21_820a527f95ba64ba5e5be8531b80a0a0_cryptolocker

Files

2024-05-21_820a527f95ba64ba5e5be8531b80a0a0_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