Static task
static1
Behavioral task
behavioral1
Sample
NEAS.2023-09-08_93920fe8ee9a1e0b8a66c4a1bc83e529_cryptolocker_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-08_93920fe8ee9a1e0b8a66c4a1bc83e529_cryptolocker_JC.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.2023-09-08_93920fe8ee9a1e0b8a66c4a1bc83e529_cryptolocker_JC.exe
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Size
40KB
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MD5
93920fe8ee9a1e0b8a66c4a1bc83e529
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SHA1
086eefecdef4863cb6b70fdd0cfc8c2b2eec439f
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SHA256
fb51dbb38701acd6e927e211f1f313fecde1b6f1aa104ed684c9113dea0e2c3d
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SHA512
2d18b05b0957a26d1ea8736553012f012d7b5806bb610667691d56c78059828cfae1ca3e827e93aa193783c70a56ffbab5b0c9cda8776f9cbdb7cdf2b135bbc6
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SSDEEP
768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37YbR:bgGYcA/53GAA6y37Y
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.2023-09-08_93920fe8ee9a1e0b8a66c4a1bc83e529_cryptolocker_JC.exe
Files
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NEAS.2023-09-08_93920fe8ee9a1e0b8a66c4a1bc83e529_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