2024-04-30_f5b8490492a06008dfa3ecc6ddf844a2_cryptolocker | Triage

Sharing

General

Target

2024-04-30_f5b8490492a06008dfa3ecc6ddf844a2_cryptolocker
Size

41KB
MD5

f5b8490492a06008dfa3ecc6ddf844a2
SHA1

3fc4a141a6ebea7a740e4adbd704183e91e35c5c
SHA256

e0e5253294f632251f5e53ca5fe22e17ab8e9b5f465f72012da1997a55f57213
SHA512

4ef0fabfdbdd07ebd79eeca7d9bd62242c2c5995c369d4b1af6c7e7998cc87d1de9266b585e349bbfb49139d2d6b99cd8f8d875d083d7a2a9fcb14b6e0b910d0
SSDEEP

768:bIDOw9UiaCHfjnE0Sf88AvvP1oghYvm9/6DyE9xgyu:bIDOw9a0Dwo3P1ojvUSD79yyu

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
2024-04-30_f5b8490492a06008dfa3ecc6ddf844a2_cryptolocker

Files

2024-04-30_f5b8490492a06008dfa3ecc6ddf844a2_cryptolocker
.exe windows:5 windows x86 arch:x86

0bcae7989ef60f5550a7f5735f53a2aa

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

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: 512B - Virtual size: 506B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ