Static task
static1
Behavioral task
behavioral1
Sample
2024-01-27_2169a7a6aa9952227ab0af3a43fbbebd_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-27_2169a7a6aa9952227ab0af3a43fbbebd_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-27_2169a7a6aa9952227ab0af3a43fbbebd_cryptolocker
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Size
42KB
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MD5
2169a7a6aa9952227ab0af3a43fbbebd
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SHA1
c9af3d4121827aa55c1cc159d27a612a78345028
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SHA256
7d1222751c737064920f779ee9f30c52b9688243f5f7e75afdcbd50ed19d105c
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SHA512
25f6a313192f7ef0ca5be403eb3f6f530928cce0d4895e4ac75cd51e63238c4c5096d94da266908e004f1e14f696ad4b97321870aea74eaf1cd6ab258f7a4a61
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SSDEEP
768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37YbDu5J:bgGYcA/53GAA6y37nX
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 2024-01-27_2169a7a6aa9952227ab0af3a43fbbebd_cryptolocker
Files
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2024-01-27_2169a7a6aa9952227ab0af3a43fbbebd_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