2024-02-13_b7b84f138fd7122931e9aaea9cd3bd20_cryptolocker | Triage

Sharing

General

Target

2024-02-13_b7b84f138fd7122931e9aaea9cd3bd20_cryptolocker
Size

34KB
MD5

b7b84f138fd7122931e9aaea9cd3bd20
SHA1

31c896bace2e3a989ed053c92edd9efe6106f865
SHA256

63e617d8671d181d7706c75826638e352a58b8b0ac08b22cb94f4f512119d097
SHA512

db4577d46d2f5a16f487c9dc668eda0cd771ccc57e775d855af867c0dbd15a685c92b16acaa2d9ba081ef10eeb3b584e3294dcb7ec79c2dc2cbdc411609f5300
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZYnFdk:b/yC4GyNM01GuQMNXw2PSj1PCnFdk

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
2024-02-13_b7b84f138fd7122931e9aaea9cd3bd20_cryptolocker

Files

2024-02-13_b7b84f138fd7122931e9aaea9cd3bd20_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