Static task
static1
Behavioral task
behavioral1
Sample
2024-01-26_25a690635bcf18bcc58951bd25c2af55_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-26_25a690635bcf18bcc58951bd25c2af55_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-26_25a690635bcf18bcc58951bd25c2af55_cryptolocker
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Size
73KB
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MD5
25a690635bcf18bcc58951bd25c2af55
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SHA1
ffa57d09dab7a6b7ac23dc596aa01d1e12d1f664
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SHA256
89e7007302aad9454b4f245d3918633e4b238f38ca93f0e9f66fb06b063b59dc
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SHA512
999edbab7de7d5bf7e7413f7d64fba1af081f988f7ff0edbd093b9302be4e8cc976fc0cfa0769e090225a3ba024dfa278ca48b13c9a0f01779b7dd11437ae57b
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SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4U9HueDgaRWDtJgXkeUT9:vj+jsMQMOtEvwDpj5H8u8rLXkem9
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 2024-01-26_25a690635bcf18bcc58951bd25c2af55_cryptolocker
Files
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2024-01-26_25a690635bcf18bcc58951bd25c2af55_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