Static task
static1
Behavioral task
behavioral1
Sample
2024-04-22_72952b77a23fac18d2d40b766369e15c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-22_72952b77a23fac18d2d40b766369e15c_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-22_72952b77a23fac18d2d40b766369e15c_cryptolocker
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Size
50KB
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MD5
72952b77a23fac18d2d40b766369e15c
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SHA1
7545782e0aef925da00aecc7c8546e332231cbcc
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SHA256
36da41c2d50d205d1e6c478c54395c6e7e251d528f9a2e8a716fafc2eba7859b
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SHA512
73d66d8daee0d364a798f8e5ffcbb19e0d4b189f5c9fc23e035611d7353f461219087f05b7686f422995e8a682967ebac4f663b758afac74e458f0ab5cbcc3fd
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SSDEEP
768:btB9g/WItCSsAGjX7r3BPOMHoc/QQJP5wjvaHYwiqb:btB9g/xtCSKfxLIc/E1ab
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-04-22_72952b77a23fac18d2d40b766369e15c_cryptolocker
Files
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2024-04-22_72952b77a23fac18d2d40b766369e15c_cryptolocker.exe windows:5 windows x86 arch:x86
a2bfa209044e11b72a41f731968fdff2
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
BeginPaint
DispatchMessageA
DrawTextA
EndPaint
TranslateMessage
PostQuitMessage
ShowWindow
UpdateWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
LoadCursorA
SetWindowPos
GetWindowRect
GetMessageA
DialogBoxParamA
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
GetCurrentDirectoryA
CloseHandle
GetCurrentProcessId
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