2024-05-09_e9b81a6c74e1923d32360e5f801e8fb1_cryptolocker | Triage

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General

Target

2024-05-09_e9b81a6c74e1923d32360e5f801e8fb1_cryptolocker
Size

34KB
MD5

e9b81a6c74e1923d32360e5f801e8fb1
SHA1

91012e7b25024257ba5c92296b5dcf7a0fba4edd
SHA256

8582171ce4a0f8b2d91d4199ea3e97bdea8cd51b600b88c6c619c583b3d7f9ac
SHA512

28b2487be97d58e1616304eb3c143455d4918f3359e66f3be9bd73bc5b0cd7aa22a44c61b44cc0f3b6f4c9ece99822e282be2a1212644edc2482e4da0338c0d7
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbkzos5M1D:bxNrC7kYo1Fxf2rYA1D

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
2024-05-09_e9b81a6c74e1923d32360e5f801e8fb1_cryptolocker

Files

2024-05-09_e9b81a6c74e1923d32360e5f801e8fb1_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