Static task
static1
Behavioral task
behavioral1
Sample
2024-03-14_28feef4c5ccd6cf3dfdc95a76f038bd2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-14_28feef4c5ccd6cf3dfdc95a76f038bd2_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-14_28feef4c5ccd6cf3dfdc95a76f038bd2_cryptolocker
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Size
40KB
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MD5
28feef4c5ccd6cf3dfdc95a76f038bd2
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SHA1
cc42e9b97151a2e0eb71410d767ecd40cd771836
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SHA256
362c86fafa9568e85d3acf78c6dd6e86c7997e35d16efc846310ed3f55a82653
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SHA512
82de1b65d8f18ba360ddde35ba74dcc98b40d1b069e5f22e9cfa3037c4dfae80bfb7ae0a1ca473baf5ba713c765f3cbc3a48a2ddd645142ee1a3c257c594fee7
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SSDEEP
384:btBYQg/WIEhUCSNyepEjYnDOAlzVol6U/zzo+tkq4XDIwNiJXxXunrkwIxZvY:btB9g/WItCSsAGjX7e9N0hunrknvY
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 2024-03-14_28feef4c5ccd6cf3dfdc95a76f038bd2_cryptolocker
Files
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2024-03-14_28feef4c5ccd6cf3dfdc95a76f038bd2_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