Behavioral task
behavioral1
Sample
2024-05-14_4c2299d55166e5ca2d462a6da37b864b_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-14_4c2299d55166e5ca2d462a6da37b864b_cryptolocker.exe
Resource
win10v2004-20240426-en
General
-
Target
2024-05-14_4c2299d55166e5ca2d462a6da37b864b_cryptolocker
-
Size
41KB
-
MD5
4c2299d55166e5ca2d462a6da37b864b
-
SHA1
c019e1883e9cfaad72302e21d4980cf39bde0bbd
-
SHA256
50ac0e0b75df858b9cab723b044ddb9d0e00ea75494c6d3baa46ff947521f177
-
SHA512
5afa445da53c854e35675f1e7e0a6ac1360656c56505b3a0b9b04245e1f4a9c45966f0df8dbd29a50f9735c83c2ba2bf5efbf7f080dd0688c37b061089d38530
-
SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKH61:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKU
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-05-14_4c2299d55166e5ca2d462a6da37b864b_cryptolocker
Files
-
2024-05-14_4c2299d55166e5ca2d462a6da37b864b_cryptolocker.exe windows:5 windows x86 arch:x86
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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE