2024-05-23_c75dfb706f87ff7073d64f69f10dc35d_cryptolocker | Triage

Sharing

General

Target

2024-05-23_c75dfb706f87ff7073d64f69f10dc35d_cryptolocker
Size

44KB
MD5

c75dfb706f87ff7073d64f69f10dc35d
SHA1

ea95b575e80a41667834af978e34b6f9231bf90a
SHA256

647fd2602e1dbaf5dcc4ce2fde0bb7dac33b9e197b3e0767beaa93d11dd7038f
SHA512

836d52923825b936659a33dcb243d1d028b297edec7b59af0cbe0e6b0a7ed96054901fe89787b4baf9391b01f9f3da2cfdd529fc80585aa120804fe8cb8ce611
SSDEEP

384:bm74uGLLQRcsdeQ72ngEr4K7YmE8jo0nrlwfjDUm3yK3:bm74zYcgT/Ekn0ryfj1

Score

10^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

Processes:

resource yara_rule

sample CryptoLocker_rule2

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

Processes:

resource
2024-05-23_c75dfb706f87ff7073d64f69f10dc35d_cryptolocker

Files

2024-05-23_c75dfb706f87ff7073d64f69f10dc35d_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

.htext
Size: 16KB - Virtual size: 16KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE