Static task
static1
Behavioral task
behavioral1
Sample
2024-02-23_c7c03d847c2a4a616f2e19bb1f03e87c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_c7c03d847c2a4a616f2e19bb1f03e87c_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-23_c7c03d847c2a4a616f2e19bb1f03e87c_cryptolocker
-
Size
78KB
-
MD5
c7c03d847c2a4a616f2e19bb1f03e87c
-
SHA1
92155793ba18cf686ab253f3a881e9e47275eb92
-
SHA256
d1491058535d5d08603b635499a2f5c9bd1284f3791376aa9ab179813601b5b9
-
SHA512
4944ffecc8b2bf2e1005818067ae281901078cace629616c96440f0696e950e47a7386f549371fd537ed356f64bc1a28aeda961f1d6df06f08c008226210c4df
-
SSDEEP
1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfWa5z+q:vCjsIOtEvwDpj5H9YvQd29
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 2024-02-23_c7c03d847c2a4a616f2e19bb1f03e87c_cryptolocker
Files
-
2024-02-23_c7c03d847c2a4a616f2e19bb1f03e87c_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