2024-04-25_fb735b9d44cea9d4d002b9efe7ce3314_cryptolocker | Triage

Sharing

General

Target

2024-04-25_fb735b9d44cea9d4d002b9efe7ce3314_cryptolocker
Size

42KB
MD5

fb735b9d44cea9d4d002b9efe7ce3314
SHA1

cbefa2179c711857ed74674261b3ca76d24f7223
SHA256

a57a354594147a413f4dd08db9d43d4c6cef41b4f046cfefe8ec1b8b2bfdd198
SHA512

374ab0556344978a3326efc3f022d1f8523d4a9b1fec2d99015bda1838a90e7b617755af8b22d4f7f3f6af0b32491f44e3b79cdb32cad97a0aef0ffd45acec84
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAO:b/pYayGig5HjS3NPAO

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
2024-04-25_fb735b9d44cea9d4d002b9efe7ce3314_cryptolocker

Files

2024-04-25_fb735b9d44cea9d4d002b9efe7ce3314_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