Static task
static1
Behavioral task
behavioral1
Sample
NEAS.2023-09-07_858cf5b3f294ba6ddf1609df8cf65ce7_cryptolocker_JC.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
NEAS.2023-09-07_858cf5b3f294ba6ddf1609df8cf65ce7_cryptolocker_JC.exe
Resource
win10v2004-20231020-en
General
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Target
NEAS.2023-09-07_858cf5b3f294ba6ddf1609df8cf65ce7_cryptolocker_JC.exe
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Size
39KB
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MD5
858cf5b3f294ba6ddf1609df8cf65ce7
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SHA1
b44589621fc8d91ef7c2c48958851d837b9bb2b4
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SHA256
903323e3b3267cb4e7b2337bad5f46392f2272c9cac6e3379c43b621c0696526
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SHA512
152d4033ca2642e54beefd860b790a6c8067def743740f99bd105ff7e43effa72d825c05b8d6f2fed8b19791d13ad9062ba4b2f522ecffaba966ac4055596b12
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SSDEEP
768:b7o/2n1TCraU6GD1a4Xcn62TUdcuQlqJ51mwU:bc/y2lm6Y0AqJ51mwU
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource NEAS.2023-09-07_858cf5b3f294ba6ddf1609df8cf65ce7_cryptolocker_JC.exe
Files
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NEAS.2023-09-07_858cf5b3f294ba6ddf1609df8cf65ce7_cryptolocker_JC.exe.exe windows:5 windows x86
78f4abb8610ca1c22ad9f81ecfabcc3c
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
TranslateMessage
BeginPaint
DispatchMessageA
DrawTextA
CreateWindowExA
GetMessageA
PostQuitMessage
ShowWindow
UpdateWindow
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
EndPaint
DialogBoxParamA
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcess
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 10KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ