Static task
static1
Behavioral task
behavioral1
Sample
2024-03-27_98fc752010d8acbf761484cced7ed72e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-27_98fc752010d8acbf761484cced7ed72e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-27_98fc752010d8acbf761484cced7ed72e_cryptolocker
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Size
41KB
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MD5
98fc752010d8acbf761484cced7ed72e
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SHA1
6275d6882b529e4b206903b1594e5a283ad5bf29
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SHA256
852e23cf57e15010d7e4bf8ad20465b4b8cd62ae5d8b5e7b9cb316c7b4b95464
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SHA512
90d60d4a9bc71fdfb6548fb98762df66b812d4ad124d9ee7cb657ec75da37f493e765dcbabe314ce820c9ab7c933618d5195825d5853baf3072799305192da01
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SSDEEP
384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzoiM8Nekdvjl9V50i3NbZM+ih:bAvJCYOOvbRPDEgXrNekd7l94i3p+kuN
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 2024-03-27_98fc752010d8acbf761484cced7ed72e_cryptolocker
Files
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2024-03-27_98fc752010d8acbf761484cced7ed72e_cryptolocker.exe windows:5 windows x86 arch:x86
5a4767bc6f06914cff6e249c178e3b95
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
DispatchMessageA
DrawTextA
EndPaint
BeginPaint
PostQuitMessage
ShowWindow
UpdateWindow
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
GetMessageA
DialogBoxParamA
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
GetCurrentThreadId
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