Static task
static1
Behavioral task
behavioral1
Sample
2024-06-10_2291df72639b1839f793b162d82513c3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-10_2291df72639b1839f793b162d82513c3_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-06-10_2291df72639b1839f793b162d82513c3_cryptolocker
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Size
42KB
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MD5
2291df72639b1839f793b162d82513c3
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SHA1
541a90f68677b0a4972b9a5c5fc0e810cdc4afc5
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SHA256
408340107c86f0cba968de6cccaa81a06543ca368250bdeb617b5a44cae48d21
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SHA512
c3facbf85590ebc1c6dbc384d88d365533f281e57f5e0aafbc198289cd79e92207bb2d2bc305589d4cc8ead346f9bb3b66b5ddb234abe6c55de33d37701b561e
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SSDEEP
768:bCDOw9UiaKHfjnD0S16avdrQFiLjJvtAqFF:bCDOw9aMDooc+vAqH
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 2024-06-10_2291df72639b1839f793b162d82513c3_cryptolocker
Files
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2024-06-10_2291df72639b1839f793b162d82513c3_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