Static task
static1
Behavioral task
behavioral1
Sample
2024-03-14_d6b85bcba5387e3456263e20ff1047f0_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-14_d6b85bcba5387e3456263e20ff1047f0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-14_d6b85bcba5387e3456263e20ff1047f0_cryptolocker
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Size
128KB
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MD5
d6b85bcba5387e3456263e20ff1047f0
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SHA1
736d3712b5fec3360d87911a098d1eb4c2bfd2b9
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SHA256
b422b702bcacd1b5584cfd5979fd51d2787d0a475cf6403af427a63fc75c0fa3
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SHA512
4bb3a2fff33fd55a96428593282586902a5a1d9ab0e838f21eceb9ddc2e0b3ae8e65cd0643dfa63184ccdcad98e54210d84d58d97e02dc06f742e56f80ebb20a
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SSDEEP
1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfIuBKLUYOVbvh//fRV:vCjsIOtEvwDpj5H9YvQd2RV
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 2024-03-14_d6b85bcba5387e3456263e20ff1047f0_cryptolocker
Files
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2024-03-14_d6b85bcba5387e3456263e20ff1047f0_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