Static task
static1
Behavioral task
behavioral1
Sample
2024-02-19_84be76aa2399a076318af336bf2f9ce7_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-19_84be76aa2399a076318af336bf2f9ce7_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-19_84be76aa2399a076318af336bf2f9ce7_cryptolocker
-
Size
51KB
-
MD5
84be76aa2399a076318af336bf2f9ce7
-
SHA1
4726173ad34afb126fe8d1cb7f1986d864df90c0
-
SHA256
51979753658a7e56a79649d310c0d171ea53ea2a3919990e4d026936cfbb3e14
-
SHA512
16146043207bdb95582cd8c6e1a8e221dc9b2489fe8ab80320b2c1140fa657eb54551f252a3d2908ef0c5f9c04f4f9e1cac2be5ed142401d8c562a58d86c0cc8
-
SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4hdCY8EQMjpi/Wpi3B3URiLeyWsu:vj+jsMQMOtEvwDpj5Hy7B3gH1D
Malware Config
Signatures
-
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 2024-02-19_84be76aa2399a076318af336bf2f9ce7_cryptolocker
Files
-
2024-02-19_84be76aa2399a076318af336bf2f9ce7_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