Static task
static1
Behavioral task
behavioral1
Sample
2024-01-23_f6b68d3be1b90373d57bc8b1c7a01b2c_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-23_f6b68d3be1b90373d57bc8b1c7a01b2c_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-23_f6b68d3be1b90373d57bc8b1c7a01b2c_cryptolocker
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Size
39KB
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MD5
f6b68d3be1b90373d57bc8b1c7a01b2c
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SHA1
ef7b0b4c624711458d5d618388f04be6f5cfab06
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SHA256
6eb6c804cf71b6faa9a2435e3b4352b88cf65c2390aaaae49c30bc8ae6f6706c
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SHA512
8df6f24c93b63c520af714820600d829ae8e77df45a18ff3cd870f0e1f07d437d8dd879dcd8638d06560c7cfa816ba9e916daec5ee4d8fd7e1efbf3808915117
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SSDEEP
768:bgX4zYcgTEu6QOaryfjqDDw3sCu529hwu:bgGYcA/53GADw8Ch92u
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 2024-01-23_f6b68d3be1b90373d57bc8b1c7a01b2c_cryptolocker
Files
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2024-01-23_f6b68d3be1b90373d57bc8b1c7a01b2c_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