2024-05-12_b6b4316c204a4352e87173bf9a0c2d7f_cryptolocker | Triage

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General

Target

2024-05-12_b6b4316c204a4352e87173bf9a0c2d7f_cryptolocker
Size

34KB
MD5

b6b4316c204a4352e87173bf9a0c2d7f
SHA1

d177a307f7dd995822a2743874c0304713862530
SHA256

ce829f05ff507e2d352980be9994e00c42b074b291fbbacd3082f06c181b82e9
SHA512

07f9d3e3b4df55384477ad690c9c944bd173a60ff91b794ca8724ff15772567a031ca46c2d386a594343da3c45f7d999bf7108d9ca2b8805c3c8b54e31c294e1
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznStEkcsgRp:b/yC4GyNM01GuQMNXw2PSjSKkcJRp

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
2024-05-12_b6b4316c204a4352e87173bf9a0c2d7f_cryptolocker

Files

2024-05-12_b6b4316c204a4352e87173bf9a0c2d7f_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