Static task
static1
Behavioral task
behavioral1
Sample
2024-01-24_b8989d8cbe9cf38bf28a65b3380ff740_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_b8989d8cbe9cf38bf28a65b3380ff740_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-24_b8989d8cbe9cf38bf28a65b3380ff740_cryptolocker
-
Size
47KB
-
MD5
b8989d8cbe9cf38bf28a65b3380ff740
-
SHA1
edb7964295c85da8bc2f5a2543ae4805641d6402
-
SHA256
360f68412c1de86eb71bf4c57b5b6249a775f465478f498f5242dff7617b7821
-
SHA512
b5fbbebc7447b222ef848b1f82d32dfa68e4fbb0fceca3ce0373dbca163ccd4cf0dbfe7815c8f98f1c3f59109ad177f023eaef24c3686919c51f3038773840ed
-
SSDEEP
768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4/Uth8igNrr46xdUUuuMCNbc:vj+jsMQMOtEvwDpj5Hczer5ixuMeo
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 2024-01-24_b8989d8cbe9cf38bf28a65b3380ff740_cryptolocker
Files
-
2024-01-24_b8989d8cbe9cf38bf28a65b3380ff740_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