Static task
static1
Behavioral task
behavioral1
Sample
2024-05-28_a57456990007e00234ad755fef61bff0_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-28_a57456990007e00234ad755fef61bff0_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-28_a57456990007e00234ad755fef61bff0_cryptolocker
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Size
37KB
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MD5
a57456990007e00234ad755fef61bff0
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SHA1
8727475b0d78eba184bb1b0f253efa1a917402bb
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SHA256
7d76fa8c67a5dbe158c58a9bbeca0ab595e3c11a9d91dbb2ad80cb8d71f0c191
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SHA512
2ba4afec7d6093635fff496d79c701ef009d5abf84a9e2add6ce06c5ffd5def01b45db2780fd5961241e25c34d56f710a347e3654cb544364bd64a32a3e05b7e
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SSDEEP
384:btBYQg/WIEhUCSNyepEjYnDOAlzVol6U/zzo+tkq4XDIwNiJXxXunRSyn:btB9g/WItCSsAGjX7e9N0hunRvn
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-28_a57456990007e00234ad755fef61bff0_cryptolocker
Files
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2024-05-28_a57456990007e00234ad755fef61bff0_cryptolocker.exe windows:5 windows x86 arch:x86
a2bfa209044e11b72a41f731968fdff2
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
BeginPaint
DispatchMessageA
DrawTextA
EndPaint
TranslateMessage
PostQuitMessage
ShowWindow
UpdateWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
GetMessageA
DialogBoxParamA
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
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: 10KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ