Static task
static1
Behavioral task
behavioral1
Sample
2024-02-22_587a2e72641d498f331b7e5bf8e9579d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-22_587a2e72641d498f331b7e5bf8e9579d_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-22_587a2e72641d498f331b7e5bf8e9579d_cryptolocker
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Size
76KB
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MD5
587a2e72641d498f331b7e5bf8e9579d
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SHA1
6b9b3ec18cac33e52547fc166d7521e5de2b188c
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SHA256
e4733c6ee01fff5f084dfdcc92ddb2fc1b703e067b88dfb003651e1fac24d95d
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SHA512
b4d342ced2bd4fcdb795482eb6e8d0d373dfca3df6d75bdf53be87c232d4a9728814e48dd7577f478a6c89997c76a07b27a836a50a05bc9af77861e62b573638
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SSDEEP
1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfIufi:vCjsIOtEvwDpj5H9YvQd2O
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 2024-02-22_587a2e72641d498f331b7e5bf8e9579d_cryptolocker
Files
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2024-02-22_587a2e72641d498f331b7e5bf8e9579d_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