2024-01-25_8a55d2f13c2284d9e4811abbffb3c471_cryptolocker | Triage

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General

Target

2024-01-25_8a55d2f13c2284d9e4811abbffb3c471_cryptolocker
Size

40KB
MD5

8a55d2f13c2284d9e4811abbffb3c471
SHA1

58c2226a907ef3131addfe1ce46815907b7826dc
SHA256

141bc3ae349238e51dfa1428d016cc536aa9c19fdfadb435f1a027c132a9d3e6
SHA512

0725dcdf22c10e72a6f9df8ada993b467c735b69516d8da112abb52cef038e217357d3b70cf30ee606888ee0886aa71c3d35b0052462d3cdef4cd2f0f9f3543e
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAp:b/pYayGig5HjS3NPAp

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
2024-01-25_8a55d2f13c2284d9e4811abbffb3c471_cryptolocker

Files

2024-01-25_8a55d2f13c2284d9e4811abbffb3c471_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