Static task
static1
Behavioral task
behavioral1
Sample
2024-03-08_89a317c2bb67500f26c758b9878e1b52_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-08_89a317c2bb67500f26c758b9878e1b52_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-08_89a317c2bb67500f26c758b9878e1b52_cryptolocker
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Size
43KB
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MD5
89a317c2bb67500f26c758b9878e1b52
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SHA1
73377983da4e6d18478a53c1b831a7939553e2a6
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SHA256
5317b3682a079d5f2129a51214ce944ede07a7392c2ba660f8a089e53e05c221
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SHA512
9328396e40f6e475e0bb2f7e614c7f51e88eebc8d3795a38d3d9baf32a0d718c1a305481cd69de6924b8c44f6b86f9b81e0abd137da22ae2d25f15410ae64da0
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SSDEEP
768:b7o/2n1TCraU6GD1a4X0WcO+wMVm+slAMvcWp8EB0/9:bc/y2lkF0+B2j8C0/9
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 2024-03-08_89a317c2bb67500f26c758b9878e1b52_cryptolocker
Files
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2024-03-08_89a317c2bb67500f26c758b9878e1b52_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