Static task
static1
Behavioral task
behavioral1
Sample
NEAS.2023-09-08_27bf8d5cb35f7c63a8d658e441cb889b_cryptolocker_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-08_27bf8d5cb35f7c63a8d658e441cb889b_cryptolocker_JC.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.2023-09-08_27bf8d5cb35f7c63a8d658e441cb889b_cryptolocker_JC.exe
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Size
70KB
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MD5
27bf8d5cb35f7c63a8d658e441cb889b
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SHA1
32de9355297b93a0bce94fd3d450de101f2d4c25
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SHA256
8a1ffa395ade3a7a411d170fa6dba9bf996d29557406eeb1bca2055ca7f92446
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SHA512
0ba1be6062c51017916b2e88938b02b10468cb07f5ccf342dfa2608f23b206b0031e8fbc9ffde77611a40c46295f61a7c9e28e12769ab22de146bd5264763bd5
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SSDEEP
1536:X6QFElP6n+gJQMOtEvwDpjBZYTjipvF2bx1N:X6a+SOtEvwDpjBZYvQd2N
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.2023-09-08_27bf8d5cb35f7c63a8d658e441cb889b_cryptolocker_JC.exe
Files
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NEAS.2023-09-08_27bf8d5cb35f7c63a8d658e441cb889b_cryptolocker_JC.exe.exe windows:5 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