Static task
static1
Behavioral task
behavioral1
Sample
2024-01-10_100d7e9c6320cf4bc39b65a5bc0e3ef1_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-10_100d7e9c6320cf4bc39b65a5bc0e3ef1_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-10_100d7e9c6320cf4bc39b65a5bc0e3ef1_cryptolocker
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Size
60KB
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MD5
100d7e9c6320cf4bc39b65a5bc0e3ef1
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SHA1
cbb63f5f05193dfd54793409365382b0f685ace5
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SHA256
b12bfaf1fbf06392585dc067cb23a7f49fd8f58386bcdeac8cfd5d9fb73484ff
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SHA512
acc76cf7481512a5afb4ba2c05bf0da117493694710ad860acdda641862992a7887fcaedecf5f0379250e7efc20eed6ab1aacdc9f04c216bd6ac8236f9491ddf
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SSDEEP
1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2l9tMPv5B:TCjsIOtEvwDpj5HE/OUHnSMYs
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-10_100d7e9c6320cf4bc39b65a5bc0e3ef1_cryptolocker
Files
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2024-01-10_100d7e9c6320cf4bc39b65a5bc0e3ef1_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