Static task
static1
Behavioral task
behavioral1
Sample
2024-04-30_e9a3c91ea8a986e563b6adce2de1f5a8_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-30_e9a3c91ea8a986e563b6adce2de1f5a8_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-30_e9a3c91ea8a986e563b6adce2de1f5a8_cryptolocker
-
Size
51KB
-
MD5
e9a3c91ea8a986e563b6adce2de1f5a8
-
SHA1
f8b870522a9aa68207d91bb04993098310aa768c
-
SHA256
493abec8925731570d2f587d3b6c4487721f41c944e4343d102245fd98fe515c
-
SHA512
4c28e365aa4188582c0b2766bb2b1a95c1a879cbe12c2b1c0139647ef96e3c4b59ccb80f0fef0c6ac3b100322ce2cc758c89b45a0f22eff281bc5336a0b44112
-
SSDEEP
768:X6LsoEEeegiZPvEhHSG+gp/BtOOtEvwDpjBVaD3E09vxmlcaTMi:X6QFElP6n+gJBMOtEvwDpjBtExmlp
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 2024-04-30_e9a3c91ea8a986e563b6adce2de1f5a8_cryptolocker
Files
-
2024-04-30_e9a3c91ea8a986e563b6adce2de1f5a8_cryptolocker.exe windows:5 windows x86 arch:x86
7ba3aa8366ce167c7a77ebd6e6fea8e5
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
PostQuitMessage
GetMessageA
UpdateWindow
EndPaint
DispatchMessageA
BeginPaint
TranslateMessage
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
DestroyWindow
LoadCursorA
LoadIconA
ShowWindow
GetWindowRect
kernel32
GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
FindFirstFileA
FormatMessageA
FindClose
FindNextFileA
DeleteFileA
CloseHandle
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: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ