2024-01-25_4c7ff3a3b1135aeda703ff134ee55095_cryptolocker | Triage

Sharing

General

Target

2024-01-25_4c7ff3a3b1135aeda703ff134ee55095_cryptolocker
Size

38KB
MD5

4c7ff3a3b1135aeda703ff134ee55095
SHA1

e4380e15187d2fb64743d0234436df7ae2bac0c9
SHA256

92327b280eb6fdc8ffd0d23be45faeb41ef644931941f00e18bc8143ca0f2cdb
SHA512

a36141cfb7b57900b5da25179eb6ac1861b347f93f5f81a89800a78927f41db04635e3e6d8f7e5dc2c61bd61d66ee4e0bc2b04cbe7e173aa30b59c4e3f07b6e6
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSznHzl6AJvDSuYlWuR:b/yC4GyNM01GuQMNXw2PSjHPbSuYlWuR

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
2024-01-25_4c7ff3a3b1135aeda703ff134ee55095_cryptolocker

Files

2024-01-25_4c7ff3a3b1135aeda703ff134ee55095_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