Static task
static1
Behavioral task
behavioral1
Sample
2024-04-05_09bd876615d2fb20645b0d8daa1b0ea4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-05_09bd876615d2fb20645b0d8daa1b0ea4_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-05_09bd876615d2fb20645b0d8daa1b0ea4_cryptolocker
-
Size
35KB
-
MD5
09bd876615d2fb20645b0d8daa1b0ea4
-
SHA1
9556fa85ceae594467657e63f9d9998319ba2711
-
SHA256
75c223ce3c5d448e51c8b8abc1272d27333a2d107b67cb3976d5c6dcca2f9461
-
SHA512
309d4d7febdc227fdbf9302ed05df1ea87db843ef1f5e5ee0c9937d8dba012b602acd002fc8ad5b16441150594eb86f7d70cb8b7e6ae3c36e2a7035cb63df8e8
-
SSDEEP
768:fTz7y3lhsT+hs1SQtOOtEvwDpjfAu9+45UsHfz:fT+hsMQMOtEvwDpjoIH5NHL
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 2024-04-05_09bd876615d2fb20645b0d8daa1b0ea4_cryptolocker
Files
-
2024-04-05_09bd876615d2fb20645b0d8daa1b0ea4_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