2024-02-01_ad5b5cdb0ca1e37b90d557ce27f36cf1_cryptolocker | Triage

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General

Target

2024-02-01_ad5b5cdb0ca1e37b90d557ce27f36cf1_cryptolocker
Size

36KB
MD5

ad5b5cdb0ca1e37b90d557ce27f36cf1
SHA1

7b286d8ddeb9d39c57b54b58a57eadeac4b97fbc
SHA256

e6439c9ecc88cd95732e11e8cf09b3ff49a83b1144d56f96b675d8a4bfe1492a
SHA512

55525e36034f81b38602118bf2b175aad2c78748c390490b01e8724cad45c9d7050c503ce55bf15748d713c52373ad5d8fc2870b9744a47e0ac5fbba1b9ba7d5
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen7JEgx3OV:bxNrC7kYo1Fxf3s06gYV

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
2024-02-01_ad5b5cdb0ca1e37b90d557ce27f36cf1_cryptolocker

Files

2024-02-01_ad5b5cdb0ca1e37b90d557ce27f36cf1_cryptolocker
.exe windows:5 windows x86 arch:x86

3c4da9ed0ba02990af7795e358bfd650

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

user32

PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
ShowWindow
SetWindowPos

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcess
CreateFileA

gdi32

CreateFontIndirectA

Sections

.text
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 518B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ