2024-04-10_f1a9e2b0bbab6dcb622fe18bb75321e3_cryptolocker | Triage

Sharing

General

Target

2024-04-10_f1a9e2b0bbab6dcb622fe18bb75321e3_cryptolocker
Size

41KB
MD5

f1a9e2b0bbab6dcb622fe18bb75321e3
SHA1

9900795dd66a5c0bb88485dc4feec50b52adc41f
SHA256

9847fdb75c4284ce9a5edf4e72df19dfe50eaa77621def761fefb801ef7ff0e1
SHA512

b5f9b01deb5e0ed176947213e0fc06fc96e6cbca49af707a90dfc3c6f63da58345522990d67cfb7acdf851ffcbbd104fbd44c3bf968d4e587977460a34b5fe2c
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen7JEgx3OxrlT:bxNrC7kYo1Fxf3s06gYL

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
2024-04-10_f1a9e2b0bbab6dcb622fe18bb75321e3_cryptolocker

Files

2024-04-10_f1a9e2b0bbab6dcb622fe18bb75321e3_cryptolocker
.exe windows:5 windows x86 arch:x86

3c4da9ed0ba02990af7795e358bfd650

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcess
CreateFileA

gdi32

CreateFontIndirectA

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 3KB

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: 518B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ