2024-04-24_98dcf54d455fc7c8d8d740eb841558d5_cryptolocker | Triage

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General

Target

2024-04-24_98dcf54d455fc7c8d8d740eb841558d5_cryptolocker
Size

38KB
MD5

98dcf54d455fc7c8d8d740eb841558d5
SHA1

139943b5a9ebe56ad12be11bda35ac92b2902e55
SHA256

189bc0864a1a6ba2c0e0bb0bbc9c41caa5dea2839b4c68dd5e0766e682f21f7b
SHA512

a5fb024f6ac90e1afbf847baa9ca6dc8195489691cea1b9ab7b6b275d1a814c9e1642a449ccc3cfbffa56ab6a1a60a875af29b87a3515ba73376352df0e5b754
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZCb9q8IujdxNo:b/yC4GyNM01GuQMNXw2PSj1Pqq8Bm

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
2024-04-24_98dcf54d455fc7c8d8d740eb841558d5_cryptolocker

Files

2024-04-24_98dcf54d455fc7c8d8d740eb841558d5_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