2024-04-28_a866e472cfd2b92ca0f43e936506432b_cryptolocker | Triage

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General

Target

2024-04-28_a866e472cfd2b92ca0f43e936506432b_cryptolocker
Size

33KB
MD5

a866e472cfd2b92ca0f43e936506432b
SHA1

871eac94cb894406776edafc5beaa0971d38f494
SHA256

ed9e12e9125151e1942d5496ce0d75c09802b613e1b744698ce9a68311c07bf2
SHA512

9495eae410234b63e8b841f6199fc5b6dfbea61c63d7e2aa1f1fe982b9cb440d8f83069e40d7fc4ab07ae0c3b4a77fd3c2938ba3714fd7752c24d659ad1f5dc7
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg9Arbkzos5P5:bxNrC7kYo1Fxf2rYt

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
2024-04-28_a866e472cfd2b92ca0f43e936506432b_cryptolocker

Files

2024-04-28_a866e472cfd2b92ca0f43e936506432b_cryptolocker
.exe windows:5 windows x86 arch:x86

3c4da9ed0ba02990af7795e358bfd650

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

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

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcess
CreateFileA

gdi32

CreateFontIndirectA

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 3KB

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: 518B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ