2024-05-03_1c783f20bf4ba2921cf1b726c81b085e_cryptolocker | Triage

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General

Target

2024-05-03_1c783f20bf4ba2921cf1b726c81b085e_cryptolocker
Size

40KB
MD5

1c783f20bf4ba2921cf1b726c81b085e
SHA1

8e260e8805ec3fb12e0367f8393f01a851f5c0b4
SHA256

0013a53913d0a7e375dcba081db4ecb96d38fa052f6c9a367be957a896f84ca8
SHA512

642e66366603a02e447ac5494d2af00f080e1bdeca85a34ea470adce1522c0d826819abe5793ebda7906a42dd95d883eb03e186db7554f3288612e6b50badd13
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hw5:bA6YcA/X6G0W143Q5

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
2024-05-03_1c783f20bf4ba2921cf1b726c81b085e_cryptolocker

Files

2024-05-03_1c783f20bf4ba2921cf1b726c81b085e_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