Static task
static1
Behavioral task
behavioral1
Sample
2024-01-29_1d25ec919037decde767842dc5c1c786_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_1d25ec919037decde767842dc5c1c786_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_1d25ec919037decde767842dc5c1c786_cryptolocker
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Size
41KB
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MD5
1d25ec919037decde767842dc5c1c786
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SHA1
aea7121f6a815afb48b367f33e3ddcccfed2d84c
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SHA256
5e970deadb4a7c918d1b3c345b616162894d7521ac0c12dfbac1e236af6313ac
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SHA512
d4a88cbc6a9656602472dc1bdb69a092c0027d65e79b45cb19f97dc74ed97f93a89bdc9e1ff640de95e9041c3a3821a1b701a4e967e38051ea71a4bc01975385
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SSDEEP
768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen754XcwxbFqvLk:bxNrC7kYo1Fxf3s05rwxbFcQ
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 2024-01-29_1d25ec919037decde767842dc5c1c786_cryptolocker
Files
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2024-01-29_1d25ec919037decde767842dc5c1c786_cryptolocker.exe windows:5 windows x86 arch:x86
3c4da9ed0ba02990af7795e358bfd650
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
ShowWindow
SetWindowPos
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
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: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 518B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ