2024-05-04_b18671af259a6c8b70f531f416826332_cryptolocker | Triage

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General

Target

2024-05-04_b18671af259a6c8b70f531f416826332_cryptolocker
Size

40KB
MD5

b18671af259a6c8b70f531f416826332
SHA1

31c157213483f22f8d0bf177f858790652cdf3ab
SHA256

8bc0b2743c214ac99f145fa8607d23f541c2129e05c47bedbc5231c23ccb9493
SHA512

81f749b40be8693225e6344de3674c3a28a7664f377898dc60241db2d172fbc0b9f9bfcac5110fc541ab3f76e62601869067e6ea2608d20f0ee89b885ea0a840
SSDEEP

768:bA74zYcgT/Ekd0ryfjPIunqpeNswmT3Hwy:bA6YcA/X6G0W143Qy

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
2024-05-04_b18671af259a6c8b70f531f416826332_cryptolocker

Files

2024-05-04_b18671af259a6c8b70f531f416826332_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