Static task
static1
Behavioral task
behavioral1
Sample
2024-01-27_a6536b27d8b3923046e9348a1b3acb1f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_a6536b27d8b3923046e9348a1b3acb1f_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-27_a6536b27d8b3923046e9348a1b3acb1f_cryptolocker
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Size
35KB
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MD5
a6536b27d8b3923046e9348a1b3acb1f
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SHA1
194502881cef56505595151402ef638f1058d40d
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SHA256
38373be2e8d673dd2a1d8f247122fffdc3a8c08724342e0b6d27f61420421145
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SHA512
7abf5c97ded38e03cc995999f072fc141a1f5f994631655e615c8442b844c59304cca282e5681f287b80f772be49143acc691320e89258a6a7d33c78ce2f4efa
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SSDEEP
384:btBYQg/WIEhUCSNyepEjYnDOAlzVol6U/zzo+tkq4XDIwNiA0jgg1hcqe:btB9g/WItCSsAGjX7e9NEcqe
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_a6536b27d8b3923046e9348a1b3acb1f_cryptolocker
Files
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2024-01-27_a6536b27d8b3923046e9348a1b3acb1f_cryptolocker.exe windows:5 windows x86 arch:x86
a2bfa209044e11b72a41f731968fdff2
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
BeginPaint
DispatchMessageA
DrawTextA
EndPaint
TranslateMessage
PostQuitMessage
ShowWindow
UpdateWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
GetMessageA
DialogBoxParamA
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
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: 10KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ