2024-02-18_8dd76a4e623089a19f32b0622e37ce88_cryptolocker | Triage

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General

Target

2024-02-18_8dd76a4e623089a19f32b0622e37ce88_cryptolocker
Size

32KB
MD5

8dd76a4e623089a19f32b0622e37ce88
SHA1

8d5edc146cf51f07c5d5d0b10730ecda7866963e
SHA256

b6cdc666f6bbc1ba4920c0b87f2be794af5f48405dd6c30fe2f1109bd3a7f350
SHA512

364f9204855e624fbc7bd8760f5c60df577ff4721167ab2c7b5b67ea6250b8f8edfc84293acd104d5ad2425864babab5dc9ec0c258f1cc61cc3ae81a7be4e56d
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznUsD1wh:b/yC4GyNM01GuQMNXw2PSjZE

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
2024-02-18_8dd76a4e623089a19f32b0622e37ce88_cryptolocker

Files

2024-02-18_8dd76a4e623089a19f32b0622e37ce88_cryptolocker
.exe windows:5 windows x86 arch:x86

ad86a1414a0514f4c041167365378f70

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

EndPaint
GetMessageA
DrawTextA
ShowWindow
UpdateWindow
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
PostQuitMessage
SetWindowPos

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ