Static task
static1
Behavioral task
behavioral1
Sample
2024-02-23_3b8b5ea2298048670f5e5b7ae789ba92_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_3b8b5ea2298048670f5e5b7ae789ba92_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_3b8b5ea2298048670f5e5b7ae789ba92_cryptolocker
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Size
42KB
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MD5
3b8b5ea2298048670f5e5b7ae789ba92
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SHA1
2e89f8d076c060ef1d24363078ac9afb19f04217
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SHA256
e828e7263db5f891b44c7fb304b6d4eff15f1556b4e7753ea586744f844feaf2
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SHA512
bdde6317a115ec88687046dd19831912b460d69193dd2514968fbdb82ba6e65c989c531571ad89ce5d7fd526a9a93b076c3d20e82755eba32c777ff411053b47
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SSDEEP
768:b7o/2n1TCraU6GD1a4X0WcO+wMVm+slAMvcWp8EB0/Y:bc/y2lkF0+B2j8C0/Y
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 2024-02-23_3b8b5ea2298048670f5e5b7ae789ba92_cryptolocker
Files
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2024-02-23_3b8b5ea2298048670f5e5b7ae789ba92_cryptolocker.exe windows:5 windows x86 arch:x86
78f4abb8610ca1c22ad9f81ecfabcc3c
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
TranslateMessage
BeginPaint
DispatchMessageA
DrawTextA
CreateWindowExA
GetMessageA
PostQuitMessage
ShowWindow
UpdateWindow
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
EndPaint
DialogBoxParamA
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
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: 10KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ