Static task
static1
Behavioral task
behavioral1
Sample
2024-05-08_f7303d5b4677bbec6ad36d13d143f46e_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-08_f7303d5b4677bbec6ad36d13d143f46e_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-08_f7303d5b4677bbec6ad36d13d143f46e_cryptolocker
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Size
86KB
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MD5
f7303d5b4677bbec6ad36d13d143f46e
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SHA1
3e5c5560e2cd3c538a9444613083ad8f9d3263b7
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SHA256
722fbdd958c8a9cd7e08adb5d8a78b19c32214c576894b474edbee69241382aa
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SHA512
2e4eb66bc4273a1ee62104680664f8561a60c286e6dfabb39da4298aef972a840c317f882b4ae2dc74b6ebad3d8e591699cbaeb64b2b9e81bfbc5b7126e0d210
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SSDEEP
1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfWafHNBE:vCjsIOtEvwDpj5H9YvQd2M
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 2024-05-08_f7303d5b4677bbec6ad36d13d143f46e_cryptolocker
Files
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2024-05-08_f7303d5b4677bbec6ad36d13d143f46e_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