2024-04-15_3bf0daff93c08e662825c1ac0b93bfa6_cryptolocker | Triage

Sharing

General

Target

2024-04-15_3bf0daff93c08e662825c1ac0b93bfa6_cryptolocker
Size

42KB
MD5

3bf0daff93c08e662825c1ac0b93bfa6
SHA1

a5d6c1dfb4ff54691f874a1b31b77d66127d4e41
SHA256

3e3ed7ae667220b54b7ca65448450b083a7bd74bd07d68c789c32f425b2d63f2
SHA512

24e6dff49050e8272ecbf32b7ebd4f50629ed52e1e1dc641747ee9261b0c9a207a8648545ab4fc05ea3c62829e5e2008d8061072ee34e860c3cfbdd804555ad7
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PA9D4e1:b/pYayGig5HjS3NPA9Df1

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
2024-04-15_3bf0daff93c08e662825c1ac0b93bfa6_cryptolocker

Files

2024-04-15_3bf0daff93c08e662825c1ac0b93bfa6_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