2024-05-20_af2f1f3efe635de83d918dfb5ec53b78_cryptolocker | Triage

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General

Target

2024-05-20_af2f1f3efe635de83d918dfb5ec53b78_cryptolocker
Size

40KB
MD5

af2f1f3efe635de83d918dfb5ec53b78
SHA1

b338f797d419156984db1259e4f69df819ced897
SHA256

a541c46975294d83f38d08afe731fc81ab8646d642e93925be8ea1d9c7765b72
SHA512

10e9c4af70f1476586d830da534e1751e52e9612287474f3aed2e138292a0cf92461f9683383e678c4f33eac71ca55bd7b93f5f7a5b2979e70e7538f4d0368cd
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hwv:bA6YcA/X6G0W143Qv

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
2024-05-20_af2f1f3efe635de83d918dfb5ec53b78_cryptolocker

Files

2024-05-20_af2f1f3efe635de83d918dfb5ec53b78_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