2024-05-10_839c4b6dd956fcdbcf698f3f32cf70a7_cryptolocker | Triage

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General

Target

2024-05-10_839c4b6dd956fcdbcf698f3f32cf70a7_cryptolocker
Size

40KB
MD5

839c4b6dd956fcdbcf698f3f32cf70a7
SHA1

bc51af829c1e2bc138d9814bc9e0dce2655692ac
SHA256

9bbf792c921ef4f8a4a858f552d07f09118ecc98c022acb24562455f25c17eff
SHA512

6f896feae913d6516bcf127fdbb25bfb96557e23d543645f7078373860526b48ce297d2aeb3553d7283008b7b5d81a150ba30de787604d097b9324c2c2494272
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmxT4HmZv:bA6YcA/X6G0W1BGZv

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
2024-05-10_839c4b6dd956fcdbcf698f3f32cf70a7_cryptolocker

Files

2024-05-10_839c4b6dd956fcdbcf698f3f32cf70a7_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