2024-02-29_03d4e36e0b4b14ba7f46d3bb01a2618f_cryptolocker | Triage

Sharing

General

Target

2024-02-29_03d4e36e0b4b14ba7f46d3bb01a2618f_cryptolocker
Size

34KB
MD5

03d4e36e0b4b14ba7f46d3bb01a2618f
SHA1

4f60835315c24b35b6c9c6cbeed824b263fb27cb
SHA256

076c24d8bcac58d2b7c6b2b362fe1990e0b0023b9e5e2384d04d361beebd6139
SHA512

97198994af55b25963e08f9d1218022d82012ce811aff360acce806d3506f210fc0fe5c342dee91b6c36ec87ebf8bc740a68f79a322a78eff1fb7938ef16a27f
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6A0X/EIjNcb:b/yC4GyNM01GuQMNXw2PSjH+PPNcb

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
2024-02-29_03d4e36e0b4b14ba7f46d3bb01a2618f_cryptolocker

Files

2024-02-29_03d4e36e0b4b14ba7f46d3bb01a2618f_cryptolocker
.exe windows:5 windows x86 arch:x86

ad86a1414a0514f4c041167365378f70

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

EndPaint
GetMessageA
DrawTextA
ShowWindow
UpdateWindow
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
PostQuitMessage
SetWindowPos

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ