2024-04-15_4dc7db1acd46bb125a7ea880a26c4649_cryptolocker | Triage

Sharing

General

Target

2024-04-15_4dc7db1acd46bb125a7ea880a26c4649_cryptolocker
Size

39KB
MD5

4dc7db1acd46bb125a7ea880a26c4649
SHA1

d152d40586327c689b411fe5bdf9fcb1b718878d
SHA256

d5a21075323c707bb4c89627a174de421aca97217f2eca433d9edb5aacd35ff1
SHA512

da912a3fd798ddc358d11c8a4795c8e718884a7df79f98f0251e3b751316b3a248f3cc7fd1e6b156818d7eb458aae61673f8dc2fe96c6a638377fcfe971d30d5
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hw2Ak:bA6YcA/X6G0W143Qlk

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
2024-04-15_4dc7db1acd46bb125a7ea880a26c4649_cryptolocker

Files

2024-04-15_4dc7db1acd46bb125a7ea880a26c4649_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