Static task
static1
Behavioral task
behavioral1
Sample
2024-01-28_a58db86d54e6a3978e311fabf30271f1_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_a58db86d54e6a3978e311fabf30271f1_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_a58db86d54e6a3978e311fabf30271f1_cryptolocker
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Size
40KB
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MD5
a58db86d54e6a3978e311fabf30271f1
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SHA1
52daf5229ab43d3541a4e03d8062c312a9777de9
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SHA256
297f42ec76d0031c1f2d276303347619aacd7d2eb9b63d98e1f48dd5f5e98918
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SHA512
002a36e1109b53f5e64042f28284b690531e0a3d5f8fd431a96b879e3b5697dac94963877d06b99482df75d01fc75d8b8fc72d10ee08a4e5e207a2ab9535012d
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SSDEEP
768:btB9g/WItCSsAGjX7r3BPOMHocM4vUUOmJ+mnvw:btB9g/xtCSKfxLIcMzUw7
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 2024-01-28_a58db86d54e6a3978e311fabf30271f1_cryptolocker
Files
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2024-01-28_a58db86d54e6a3978e311fabf30271f1_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