Static task
static1
Behavioral task
behavioral1
Sample
NEAS.2023-09-07_723b84f2d3a8ceed51ff6e6242cd869b_cryptolocker_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-07_723b84f2d3a8ceed51ff6e6242cd869b_cryptolocker_JC.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.2023-09-07_723b84f2d3a8ceed51ff6e6242cd869b_cryptolocker_JC.exe
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Size
40KB
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MD5
723b84f2d3a8ceed51ff6e6242cd869b
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SHA1
b768b0c534dfbba7570d33ac7630ee696cffee5d
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SHA256
d98856232e46af6944ea2aa28c520d2e84ea30396e8f37eb5f2a7a6b94c1253d
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SHA512
6a3dd6d3e824fbd6bbc42140df18a2ec0e1669c0658174301835a405125686e2811946af517d369ed63bcec217d7519f3e31df8263c478ebd68decb34b2fe680
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SSDEEP
768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37YbDA:bgGYcA/53GAA6y371
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.2023-09-07_723b84f2d3a8ceed51ff6e6242cd869b_cryptolocker_JC.exe
Files
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NEAS.2023-09-07_723b84f2d3a8ceed51ff6e6242cd869b_cryptolocker_JC.exe.exe windows:5 windows x86
021d5e7849e90fdf4c65d3045c109483
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
UpdateWindow
LoadCursorA
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
SetWindowPos
kernel32
GetCurrentThreadId
CreateFileA
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
GetFileSize
FindNextFileA
DeleteFileA
CloseHandle
GetCurrentProcessId
GetCurrentProcess
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: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.ropf Size: 512B - Virtual size: 101B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ