Static task
static1
Behavioral task
behavioral1
Sample
2024-05-29_7af33ce8a7590237839f1f2ccf7470c1_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-29_7af33ce8a7590237839f1f2ccf7470c1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-29_7af33ce8a7590237839f1f2ccf7470c1_cryptolocker
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Size
43KB
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MD5
7af33ce8a7590237839f1f2ccf7470c1
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SHA1
1207a8c7306e7aca0bc3e84052e1fea5806ae2d0
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SHA256
2679a30f7e83a5586698c7e6b0829157004af08d3ea664de1fe6a52a113d6964
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SHA512
ec373184e3e1be393f8ca77a0993ff782e36b86211fd446002629a863109d7f0e249fe4a0f2c351c103d690ffd446dee1d55c348abc49b5f802d48d6f2869ef1
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SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4REL+cc66Tc3L:vj+jsMQMOtEvwDpj5HW5sc3L
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 2024-05-29_7af33ce8a7590237839f1f2ccf7470c1_cryptolocker
Files
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2024-05-29_7af33ce8a7590237839f1f2ccf7470c1_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