Static task
static1
Behavioral task
behavioral1
Sample
2024-05-31_bd5c8340f4233a86a17211cd98f5c3fa_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-31_bd5c8340f4233a86a17211cd98f5c3fa_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-31_bd5c8340f4233a86a17211cd98f5c3fa_cryptolocker
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Size
37KB
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MD5
bd5c8340f4233a86a17211cd98f5c3fa
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SHA1
aaf3f550c1b30a7d8dfaa7fe5157b398fc3b7da1
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SHA256
aa9381c3b22f519ad0b94e02f68d19c46063141ba4170f4fa6d81e1888c3134e
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SHA512
a57cdfdd4368190c373903d3ba1cf060fc4ed94aef8827659924e000321fd747b37e0dab85e723c73988b39d9ebfab00696b60da7247a4f3f6f34481fb1dc6a4
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SSDEEP
384:btBYQg/WIEhUCSNyepEjYnDOAlzVol6U/zzo+tkq4XDIwNiJXxXunRSyB:btB9g/WItCSsAGjX7e9N0hunRvB
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 2024-05-31_bd5c8340f4233a86a17211cd98f5c3fa_cryptolocker
Files
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2024-05-31_bd5c8340f4233a86a17211cd98f5c3fa_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