2024-05-28_c87e34f23d0eea03c35ec24ebfbd123b_cryptolocker | Triage

Sharing

General

Target

2024-05-28_c87e34f23d0eea03c35ec24ebfbd123b_cryptolocker
Size

41KB
MD5

c87e34f23d0eea03c35ec24ebfbd123b
SHA1

156402c8b442fff3554a8a28547098f886bd72c1
SHA256

5c6465e96ce9b0e59d3552451bbe165db06b383af436cd1b2548987b23c11fdb
SHA512

4946d834a15bc8e3e21a049641a326fbd1fa017894b7ba33df684546f36a7296a2be8a48f4e9dcb78a35b752570b7f9c43e0df017f2f87b9a7df34de0ca3c16c
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HwE:bA6YcA/X6G0W143QE

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
2024-05-28_c87e34f23d0eea03c35ec24ebfbd123b_cryptolocker

Files

2024-05-28_c87e34f23d0eea03c35ec24ebfbd123b_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