Static task
static1
Behavioral task
behavioral1
Sample
2024-01-19_dc78aeb9f2b6d9b227f4d4ef886e193c_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-19_dc78aeb9f2b6d9b227f4d4ef886e193c_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-19_dc78aeb9f2b6d9b227f4d4ef886e193c_cryptolocker
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Size
48KB
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MD5
dc78aeb9f2b6d9b227f4d4ef886e193c
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SHA1
ebad253add4b0a4e7b65394bb458c109cd275055
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SHA256
83d751737cd0444848cb97eba0ac8b6cd241745e43adb1db83c2eb2086c23592
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SHA512
6573587c2eee210a4e51a62840f6f90e590421a36481808bf45e5d562caeb7d6291119166638883bf5e6f0c3bbbc3b16e60d9b26a659aedab0094dac7b175cc7
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SSDEEP
768:X6LsoEEeegiZPvEhHSG+gp/BtOOtEvwDpjBVaD3E09vxE:X6QFElP6n+gJBMOtEvwDpjBtExE
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 2024-01-19_dc78aeb9f2b6d9b227f4d4ef886e193c_cryptolocker
Files
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2024-01-19_dc78aeb9f2b6d9b227f4d4ef886e193c_cryptolocker.exe windows:5 windows x86 arch:x86
7ba3aa8366ce167c7a77ebd6e6fea8e5
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
ShowWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
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: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ