Static task
static1
Behavioral task
behavioral1
Sample
2024-04-10_4a9bbb65b8408727f41307c420d47f9d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-10_4a9bbb65b8408727f41307c420d47f9d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-10_4a9bbb65b8408727f41307c420d47f9d_cryptolocker
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Size
40KB
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MD5
4a9bbb65b8408727f41307c420d47f9d
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SHA1
ae97a31ed9399f01485f0c275d36e8b00955ccce
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SHA256
2ad108ad23d040a03e7df0e38a198b85800d69e20e8864fe352f642a3fd69f0a
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SHA512
af646ede6660df3dc81f09373ebb1dd674ecf53d1f46e86da4ed6cae20c540ed0a521a206eacc8726d8a727b8079e41a21e28eb62b9c93c71ab314f5e480305f
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SSDEEP
768:bgX4zYcgTEu6QOaryfjqDDw3sCu5mXW1RH:bgGYcA/53GADw8C3qh
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 2024-04-10_4a9bbb65b8408727f41307c420d47f9d_cryptolocker
Files
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2024-04-10_4a9bbb65b8408727f41307c420d47f9d_cryptolocker.exe windows:5 windows x86 arch:x86
021d5e7849e90fdf4c65d3045c109483
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
UpdateWindow
LoadCursorA
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
SetWindowPos
kernel32
GetCurrentThreadId
CreateFileA
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
GetFileSize
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 2KB
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: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.ropf Size: 512B - Virtual size: 101B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ