Static task
static1
Behavioral task
behavioral1
Sample
2024-03-07_b5eb15290b1b8f0d82d51216c755c128_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-07_b5eb15290b1b8f0d82d51216c755c128_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-07_b5eb15290b1b8f0d82d51216c755c128_cryptolocker
-
Size
37KB
-
MD5
b5eb15290b1b8f0d82d51216c755c128
-
SHA1
6094ea583271e1223adec408de60d38cdcb0efd6
-
SHA256
45ee2195bd4ee3a1bd5add3d5fab69b78d5caf1056b14d3d930945f09ad2b04c
-
SHA512
7772a7b7dfe3f3d9e8515ef93710a68c1ef310001bcde77b65f64f11f6f3fc820c8cc3918da6118769b804b27e5f0069a4ddf19d919a578d87430066191d8750
-
SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4/UkRYOJZB:vj+jsMQMOtEvwDpj5HcSYO3B
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 2024-03-07_b5eb15290b1b8f0d82d51216c755c128_cryptolocker
Files
-
2024-03-07_b5eb15290b1b8f0d82d51216c755c128_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