Static task
static1
Behavioral task
behavioral1
Sample
2024-01-25_83b7ddd5bedb964f9074242549150330_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_83b7ddd5bedb964f9074242549150330_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-25_83b7ddd5bedb964f9074242549150330_cryptolocker
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Size
45KB
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MD5
83b7ddd5bedb964f9074242549150330
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SHA1
834792e4e7a4e7e6f71d2c1031a173b51af9cdef
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SHA256
f8b396ecad72a6e2aa74e05931a6c8918ef727695b734dfc20136d9b5d6e568d
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SHA512
dbc5cef82b4880445155f0d01a3a19d74915d019b38c8d051d1a097068d0f8b6e987d133a39ac81614216b9054fed966b86bf70e1408b3b83e89310a05d77215
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SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4/Uth8igNrr46xdUUujE:vj+jsMQMOtEvwDpj5Hczer5ixjE
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-25_83b7ddd5bedb964f9074242549150330_cryptolocker
Files
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2024-01-25_83b7ddd5bedb964f9074242549150330_cryptolocker.exe windows:5 windows x86 arch: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