Static task
static1
Behavioral task
behavioral1
Sample
2024-03-19_77048e58bbfa18d8804527c496cdc3bc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_77048e58bbfa18d8804527c496cdc3bc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-19_77048e58bbfa18d8804527c496cdc3bc_cryptolocker
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Size
34KB
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MD5
77048e58bbfa18d8804527c496cdc3bc
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SHA1
a92f3e615b2edfcc20948a22bc8b159a19b72b29
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SHA256
cae824d1d4b11a29867a6de552652a9a769d6155fe415e406adb7190261076af
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SHA512
0e601598e2f8b0b0092119b44d8e0b715ce519ed3924f37478833ec88330125b81916370470ea80264b39b5eba7c2318935e0ccce7078dff21a143160e8d1576
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SSDEEP
768:fTz7y3lhsT+hs1SQtOOtEvwDpjfAu9+48dj:fT+hsMQMOtEvwDpjoIHMj
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 2024-03-19_77048e58bbfa18d8804527c496cdc3bc_cryptolocker
Files
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2024-03-19_77048e58bbfa18d8804527c496cdc3bc_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
.ropf Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ