Static task
static1
Behavioral task
behavioral1
Sample
331b9cb8f044d0ac2ccd8beed09ee4d5_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
331b9cb8f044d0ac2ccd8beed09ee4d5_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
331b9cb8f044d0ac2ccd8beed09ee4d5_cryptolocker_JC.exe
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Size
36KB
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MD5
331b9cb8f044d0ac2ccd8beed09ee4d5
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SHA1
bd258d2fc5d215ce3cea2ccaf8dce2fcfa02f19d
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SHA256
6033a36a7941aa1ef9c5935b04b16d0201fca0a1f96cbdc08f2b4acd32ad49bb
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SHA512
51a82071d776c177b2e3701c78491fc3082445c04b0426b711ab85e7db0f6126eddbf1543da3e6c686ceb3aa91bb568742fa981f8cf8e98ce285476a761ff612
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SSDEEP
768:X6LsoEEeegiZPvEhHSG+gp/QtOOtEvwDpjBaaUfR+eDSdAw4:X6QFElP6n+gJQMOtEvwDpjBkfvDSF4
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 331b9cb8f044d0ac2ccd8beed09ee4d5_cryptolocker_JC.exe
Files
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331b9cb8f044d0ac2ccd8beed09ee4d5_cryptolocker_JC.exe.exe windows x86
7ba3aa8366ce167c7a77ebd6e6fea8e5
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
ShowWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetACP
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ