2024-06-04_1fb7e486d8bdf04108951a2e1a8065e3_cryptolocker | Triage

Sharing

General

Target

2024-06-04_1fb7e486d8bdf04108951a2e1a8065e3_cryptolocker
Size

34KB
MD5

1fb7e486d8bdf04108951a2e1a8065e3
SHA1

3e093b738ce43e4e1cb83c7ccaabb0aa6fe1f514
SHA256

9be5efd04e70111ba4f17387834dbf06a092e123b19c0f3d003ea715e6e5ea7f
SHA512

9c3ee72fd8d30f2e892bef95870b9d5d4ef7e250cdb3734bae1e5219fbc50b625f224d0bd247aaa59d1f2f0d52a31074009928fc7d6bbc680fa4bf65aee99b36
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznStEkcsgqfL:b/yC4GyNM01GuQMNXw2PSjSKkcJaL

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
2024-06-04_1fb7e486d8bdf04108951a2e1a8065e3_cryptolocker

Files

2024-06-04_1fb7e486d8bdf04108951a2e1a8065e3_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