Static task
static1
Behavioral task
behavioral1
Sample
2024-06-12_3a63e4e181986ca0fb3b03362260a03e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-12_3a63e4e181986ca0fb3b03362260a03e_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-12_3a63e4e181986ca0fb3b03362260a03e_cryptolocker
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Size
44KB
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MD5
3a63e4e181986ca0fb3b03362260a03e
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SHA1
3f5ce1b92e82c8760c2149de6d7e7ba2ce517b48
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SHA256
45caf617be31fa16ef17f4100096a5a6520627a645acf24e3f91748c033d092f
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SHA512
d05cc156f3b740ce6c9488ff367b35c82e75f41166db5751ce864147b598d6fe872529be8e11046b2469d02318ac20efef8a4bb3c72355cf7a57d3165d3c1590
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SSDEEP
768:bCDOw9UiaKHfjnD0S16avdrQFiLjJvtAHLM:bCDOw9aMDooc+vArM
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 2024-06-12_3a63e4e181986ca0fb3b03362260a03e_cryptolocker
Files
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2024-06-12_3a63e4e181986ca0fb3b03362260a03e_cryptolocker.exe windows:5 windows x86 arch:x86
0bcae7989ef60f5550a7f5735f53a2aa
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
EndPaint
GetMessageA
DispatchMessageA
ShowWindow
UpdateWindow
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
PostQuitMessage
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA
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: 512B - Virtual size: 506B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.htext Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE