2024-05-28_fcc9064ff71a9f81a44c3cc2a21fcc5a_cryptolocker | Triage

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General

Target

2024-05-28_fcc9064ff71a9f81a44c3cc2a21fcc5a_cryptolocker
Size

44KB
MD5

fcc9064ff71a9f81a44c3cc2a21fcc5a
SHA1

8e638f0b15ffc7a7289abbe1dd2cc11f1a996d31
SHA256

ce879cbac66741bedaf0fb254c884998c639ba8cdfcb55d6ab0f9a1885b67952
SHA512

920a9ba7373457755a1b9891ad030fbc2bf9abace58d7bbce6e2b83f6bca35bf39a5a86bdfbc6abefd288908b59d4844e42852a8804c186c49f2bcce0ef7f518
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PA1:b/pYayGig5HjS3NPA1

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
2024-05-28_fcc9064ff71a9f81a44c3cc2a21fcc5a_cryptolocker

Files

2024-05-28_fcc9064ff71a9f81a44c3cc2a21fcc5a_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