Static task
static1
Behavioral task
behavioral1
Sample
2024-04-21_0e48715fc3af6db0b58ddd6f8b4586d6_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-21_0e48715fc3af6db0b58ddd6f8b4586d6_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-21_0e48715fc3af6db0b58ddd6f8b4586d6_cryptolocker
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Size
61KB
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MD5
0e48715fc3af6db0b58ddd6f8b4586d6
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SHA1
8038f0c5ef5252f1d6c83a89323e4e91baae2630
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SHA256
97324211875002e1c4b94360f0ce49e5bbdf7922fd23c03ab4c0436791d1657f
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SHA512
8f70627698e4c07163a0593a6716d05576e7f955da8a2e9948955ff4029830c481cefa345553357616423d551e05d40ec9a721c63629779639096a6b44367008
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SSDEEP
1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2EMNuSV:TCjsIOtEvwDpj5HE/OUHnSMZe
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 2024-04-21_0e48715fc3af6db0b58ddd6f8b4586d6_cryptolocker
Files
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2024-04-21_0e48715fc3af6db0b58ddd6f8b4586d6_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
.idata Size: 14KB - Virtual size: 16KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE