2024-02-18_36d9cf3db182e6c6db3691341a8a5e9d_cryptolocker | Triage

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General

Target

2024-02-18_36d9cf3db182e6c6db3691341a8a5e9d_cryptolocker
Size

34KB
MD5

36d9cf3db182e6c6db3691341a8a5e9d
SHA1

1c3f1a016df5ee3da965d82cc976e77f3bf4bae1
SHA256

62b298b5dc23f847e059d14735e8ed1abd063f75191c2dd46642066672c472ca
SHA512

99e17ac57b6716097ac9eea25c6d85d9832621b693cded1a76585173da059fcd5645fe438ada82661b3df2a0a2ae37b4673edf5bf489996f725d15588849ff21
SSDEEP

384:bM7Q0pjC4GybxMv01d3AcASBQMf6i/zzzcYgUPSzn1KkZYnr:b/yC4GyNM01GuQMNXw2PSj1PCnr

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
2024-02-18_36d9cf3db182e6c6db3691341a8a5e9d_cryptolocker

Files

2024-02-18_36d9cf3db182e6c6db3691341a8a5e9d_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