Static task
static1
Behavioral task
behavioral1
Sample
2023-08-27_258fc76e31512e9199f183defc31c2c5_cryptolocker_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
2023-08-27_258fc76e31512e9199f183defc31c2c5_cryptolocker_JC.exe
Resource
win10v2004-20230915-en
General
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Target
2023-08-27_258fc76e31512e9199f183defc31c2c5_cryptolocker_JC.exe
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Size
77KB
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MD5
258fc76e31512e9199f183defc31c2c5
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SHA1
3b21ed880ca1972ffbe2e2e038ea860a926c4412
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SHA256
52c4860cc6c89d8c5b06d16cf98c6a996d05f7f78c827622af74dcbcfb46b0ee
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SHA512
2ae1e124780d29b7b2a33cad487e453c84c810a342123a183d3abe6baaf22a2ffefae34c142db000891726454cbec8640910c424fc57bae9ea6f51aacc1714f9
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SSDEEP
1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2EMMX:TCjsIOtEvwDpj5HE/OUHnSMp
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2023-08-27_258fc76e31512e9199f183defc31c2c5_cryptolocker_JC.exe
Files
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2023-08-27_258fc76e31512e9199f183defc31c2c5_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
.idata Size: 14KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE