Static task
static1
Behavioral task
behavioral1
Sample
2024-05-15_2dd7e4caf35aa05b6d614d26bea12e1a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-15_2dd7e4caf35aa05b6d614d26bea12e1a_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-15_2dd7e4caf35aa05b6d614d26bea12e1a_cryptolocker
-
Size
5.5MB
-
MD5
2dd7e4caf35aa05b6d614d26bea12e1a
-
SHA1
3e56ce391e61900fc55943ee2911c22af7b286f7
-
SHA256
fd811d99dbf7593ae0c637b84c76eebaa75a43928b0b9023b4a3f354621e9055
-
SHA512
8cb05722976034044bf38bd320c116c1ab6da25f09cf9a85be0462c9620ed5f97e0a743d1bf0cfdf41714536eaa3e3929723f8133fda2edb14c4ed234e3a0b7a
-
SSDEEP
98304:ot1QKvyjzO6B3DenIMmzyxD++XsBq+JUieGNt3sB/a1Ed9m+UfZ:otTvgz73XMpxDbcwYvt3sFa4OZ
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-15_2dd7e4caf35aa05b6d614d26bea12e1a_cryptolocker
Files
-
2024-05-15_2dd7e4caf35aa05b6d614d26bea12e1a_cryptolocker.exe windows:5 windows x86 arch:x86
bca36106945c15cb017b0fa09fb58bca
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
user32
EndPaint
CharUpperBuffW
kernel32
GetLastError
GetSystemTimeAsFileTime
LocalAlloc
LocalFree
GetModuleFileNameW
ExitProcess
LoadLibraryA
GetModuleHandleA
GetProcAddress
gdi32
CreateFontIndirectA
Sections
.text Size: - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
./Ew Size: - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.[Xk Size: - Virtual size: 506B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.htext Size: - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.Ed@ Size: - Virtual size: 3.0MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.yuc Size: 1024B - Virtual size: 968B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.Lbc Size: 5.5MB - Virtual size: 5.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ