2024-05-30_4525b95edf8cf2a5c1fc46afe1205da3_cryptolocker | Triage

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General

Target

2024-05-30_4525b95edf8cf2a5c1fc46afe1205da3_cryptolocker
Size

42KB
MD5

4525b95edf8cf2a5c1fc46afe1205da3
SHA1

273605eb1f656b2c28267f9fc3d09be57a463a03
SHA256

c70c331f2edb7796082d437358ef9527c5cfe0096e6a1c43566f678699ac929f
SHA512

37127ef66033f4a61103a55df108ed13b89b2573b68fc4a231d849641e1f37148fb84b0d85944efbe7e45944f7bb585f59fe80d27081e2f8d3dec0d1daa1b509
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3HwO:bA6YcA/X6G0W143QO

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
2024-05-30_4525b95edf8cf2a5c1fc46afe1205da3_cryptolocker

Files

2024-05-30_4525b95edf8cf2a5c1fc46afe1205da3_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