Static task
static1
Behavioral task
behavioral1
Sample
2024-02-14_f259afb4b4ef57e836c4bf8e746dc56d_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-14_f259afb4b4ef57e836c4bf8e746dc56d_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-14_f259afb4b4ef57e836c4bf8e746dc56d_cryptolocker
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Size
44KB
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MD5
f259afb4b4ef57e836c4bf8e746dc56d
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SHA1
fd9f234e587d6282d8616818883ea8fd0ae2d89b
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SHA256
73fe8f37ee77d1a89aec402dc8f50392c38e43309f5d981e26692ff497f17f98
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SHA512
e0955ee840f1507c70071333ab78bc5d0e266f8253daec5c351d5492da60cee10366adf7193a97a8611b0e164ec2ca0aab3bb57bea049e32d13a6097e8e01673
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SSDEEP
768:b7o/2n1TCraU6GD1a4X0WcO+wMVm+slAMRqmz4kmmIPTv:bc/y2lkF0+BjjIIbv
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 2024-02-14_f259afb4b4ef57e836c4bf8e746dc56d_cryptolocker
Files
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2024-02-14_f259afb4b4ef57e836c4bf8e746dc56d_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