2024-03-28_96ef0f439b1a70f9aa0827cd7cdf75ef_cryptolocker | Triage

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General

Target

2024-03-28_96ef0f439b1a70f9aa0827cd7cdf75ef_cryptolocker
Size

36KB
MD5

96ef0f439b1a70f9aa0827cd7cdf75ef
SHA1

d31c9256b8417f80a11b1596194dbad9c283256d
SHA256

45119efb8ad77e2d4e2e171229b0952d91e92566b4d3edccfd31dd1c2b678aca
SHA512

d32bfbe86e70356ae4b6074212d71ef2b4803f250c469dcd8b57cb7147971d6cb31e3a618d62b3cc1dffc7f695bda7d9f32f8b7d9481982ffa99aadfabfef32b
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZCb9q8INBjP2Tw4:b/yC4GyNM01GuQMNXw2PSj1Pqq8oBjy

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
2024-03-28_96ef0f439b1a70f9aa0827cd7cdf75ef_cryptolocker

Files

2024-03-28_96ef0f439b1a70f9aa0827cd7cdf75ef_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