2024-02-21_d7b459dddfa8cb42904b7d62e497d0ca_cryptolocker | Triage

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General

Target

2024-02-21_d7b459dddfa8cb42904b7d62e497d0ca_cryptolocker
Size

27KB
MD5

d7b459dddfa8cb42904b7d62e497d0ca
SHA1

81776f21782814336d6bf120d208a82d1845d43c
SHA256

c674086cec0dbc885e9579b74ba1e4537c74be8bd9616b0d884a3464c570693a
SHA512

223a99af6db8d678c597126d219c3e4eddbcb0971887bc526632f93dd45153f1ad7c05dbc9e59d5b91054d726108e0dd85a1dc025b6ef53c472d410db2203b9a
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zznum+U8:b/yC4GyNM01GuQMNXum+V

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
2024-02-21_d7b459dddfa8cb42904b7d62e497d0ca_cryptolocker

Files

2024-02-21_d7b459dddfa8cb42904b7d62e497d0ca_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