Static task
static1
Behavioral task
behavioral1
Sample
2024-03-13_71637b56d175bd93b8c7df62f18703d7_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-13_71637b56d175bd93b8c7df62f18703d7_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-13_71637b56d175bd93b8c7df62f18703d7_cryptolocker
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Size
42KB
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MD5
71637b56d175bd93b8c7df62f18703d7
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SHA1
a8c9dbfa2a8023d2f5980ca15ab48dae52d42efb
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SHA256
2f4a964ba8bed08132759ff59f7c36c35838409fff99dc061489d6a2d8c2acac
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SHA512
429509a80cc64eddceda59c7a8ccf2e08bde0ec15b1b7214d38f00bf0b5bb0b9c82d81e43f7369759c7229d1938d9b2ed307aeb442e3b5b83fcbf47859a3f002
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SSDEEP
768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAq2T:b/pYayGig5HjS3NPAqY
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 2024-03-13_71637b56d175bd93b8c7df62f18703d7_cryptolocker
Files
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2024-03-13_71637b56d175bd93b8c7df62f18703d7_cryptolocker.exe windows:5 windows x86 arch:x86
ad86a1414a0514f4c041167365378f70
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
EndPaint
GetMessageA
DrawTextA
ShowWindow
UpdateWindow
DispatchMessageA
BeginPaint
TranslateMessage
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadIconA
GetWindowRect
LoadCursorA
PostQuitMessage
SetWindowPos
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
GetCurrentDirectoryA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
CreateFileA
gdi32
CreateFontIndirectA
Sections
.text Size: 11KB - Virtual size: 10KB
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: 512B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 10KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ