2024-01-24_fa0e4187a5fc38b2806cb0a8ac85e9e8_cryptolocker | Triage

Sharing

General

Target

2024-01-24_fa0e4187a5fc38b2806cb0a8ac85e9e8_cryptolocker
Size

38KB
MD5

fa0e4187a5fc38b2806cb0a8ac85e9e8
SHA1

0fa19ae546c7d46e4e59372e3b3ffa7247060520
SHA256

8991dfc8ccb292a32c558322052df1f78976f4bb8ed3346cef2675a59f30e1b2
SHA512

ad705f3ee987f4cd249e9ddf8e4203d64f3da48464b4991f999d29c4c340ea48c758ca95d341ff1122ed2e527403246370f7eae9636aad194e5e42524165a82b
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuYlnB:b/yC4GyNM01GuQMNXw2PSjHPbSuYlnB

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
2024-01-24_fa0e4187a5fc38b2806cb0a8ac85e9e8_cryptolocker

Files

2024-01-24_fa0e4187a5fc38b2806cb0a8ac85e9e8_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