Static task
static1
Behavioral task
behavioral1
Sample
2024-04-23_e72ba265697d2bd20be32bd7893f4639_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_e72ba265697d2bd20be32bd7893f4639_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-23_e72ba265697d2bd20be32bd7893f4639_cryptolocker
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Size
36KB
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MD5
e72ba265697d2bd20be32bd7893f4639
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SHA1
c4630a3bf8d24cd1e73e791e6209c7a04409c1cc
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SHA256
0366ce86f08be28faa14bbcf663bd95c3d4be8c2169f96258c9f4a05ee0f9785
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SHA512
3cf966941123dbaf4208179414ad5534451a8af9c396833b4f860e19bc8356607312809edd2e77c9e42aa4072591dbfbcaa6890d8cb4a6fb244befab5e2ea0ed
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SSDEEP
768:b7o/2n1TCraU6GD1a4Xt9bRU6zA6o36mW:bc/y2lLRU6zA6qW
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 2024-04-23_e72ba265697d2bd20be32bd7893f4639_cryptolocker
Files
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2024-04-23_e72ba265697d2bd20be32bd7893f4639_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