2024-01-24_4f4fd726483eb8bbc5080ebf4f1ffa3a_cryptolocker | Triage

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General

Target

2024-01-24_4f4fd726483eb8bbc5080ebf4f1ffa3a_cryptolocker
Size

26KB
MD5

4f4fd726483eb8bbc5080ebf4f1ffa3a
SHA1

bde60ca23bea5c0dcd8a1a15d41c78b73711a369
SHA256

9e3ebcb3a1450b589cecd4a05d31862139bed4ad248aca33089b9a2fd750bffd
SHA512

32cb665747cb4186f2ca51d114037ce1ce0c9ef16a0724ee0151eb7b174baa6c67e2386efc3338a14a95e69bce9f3283bc74ab637ec01e32807ad1ebd6d7dae3
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zznum+j:b/yC4GyNM01GuQMNXum+j

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
2024-01-24_4f4fd726483eb8bbc5080ebf4f1ffa3a_cryptolocker

Files

2024-01-24_4f4fd726483eb8bbc5080ebf4f1ffa3a_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