Static task
static1
Behavioral task
behavioral1
Sample
2024-04-27_c733fa3cbaeaf76e2a2e23793ab27c87_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-27_c733fa3cbaeaf76e2a2e23793ab27c87_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-27_c733fa3cbaeaf76e2a2e23793ab27c87_cryptolocker
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Size
38KB
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MD5
c733fa3cbaeaf76e2a2e23793ab27c87
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SHA1
11cdb7b16c9e6e4e8151a4a43f3df96ccd857960
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SHA256
b874c82bca147c21aaa3fbc1feec4fa669a7ea6b589606db6633c417fa3c36ef
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SHA512
5d0e55e5f3092771a26f270bb58d45421e6ced677b88489af6c38acd24ccac6f9e8db7e8d03320254de8421a7bde7fc5038106b8174efd0b5120b495a24c5484
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SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4/UkRYzMAZ+mx:vj+jsMQMOtEvwDpj5HcSYPv
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 2024-04-27_c733fa3cbaeaf76e2a2e23793ab27c87_cryptolocker
Files
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2024-04-27_c733fa3cbaeaf76e2a2e23793ab27c87_cryptolocker.exe windows:5 windows x86 arch: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