Static task
static1
Behavioral task
behavioral1
Sample
NEAS.2023-09-05_953ee50c1f7d57e43bc3300f8d7f40b2_cryptolocker_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-05_953ee50c1f7d57e43bc3300f8d7f40b2_cryptolocker_JC.exe
Resource
win10v2004-20231023-en
General
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Target
NEAS.2023-09-05_953ee50c1f7d57e43bc3300f8d7f40b2_cryptolocker_JC.exe
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Size
82KB
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MD5
953ee50c1f7d57e43bc3300f8d7f40b2
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SHA1
3be83f5d95b1b65805043daf1b66cf1158e3f06a
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SHA256
95de9f9d56dcb02ebedc70a138bb22615608070d87e362d9b2bbed69c071ab53
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SHA512
193853bf841fc164f9e6d6b56b92e5384da89a0514d6fc46151f02bc03862a3dc94022a8e12407e94a2d8160ff79eb040eb19f9c66eebcb530d1003308e8ee28
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SSDEEP
1536:vj+jsMQMOtEvwDpj5H8u8rBN6nqEZNi1M:vCjsIOtEvwDpj5H8zP6
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.2023-09-05_953ee50c1f7d57e43bc3300f8d7f40b2_cryptolocker_JC.exe
Files
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NEAS.2023-09-05_953ee50c1f7d57e43bc3300f8d7f40b2_cryptolocker_JC.exe.exe windows:5 windows x86
5c55d83b58dbc1f7154223c32a893074
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
ShowWindow
PostQuitMessage
GetMessageA
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
UpdateWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
GetCPInfo
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: 542B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ