Behavioral task
behavioral1
Sample
2024-04-22_799887aa873e8c6c40e3f644744750e8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-22_799887aa873e8c6c40e3f644744750e8_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-22_799887aa873e8c6c40e3f644744750e8_cryptolocker
-
Size
39KB
-
MD5
799887aa873e8c6c40e3f644744750e8
-
SHA1
581177c4f88235c5022c082b5a617b5ba96c63fb
-
SHA256
733d840ff1bf66ae3fc3f193e1694c5532398d5fdd79f1a5a5b4195c6aa791dc
-
SHA512
16bb59102d5db0673f993cc04d58ccb062690ad0bfaa3409f8c7525385980a22c86b6e3da016d7922b88fb05ab152ba351bc75d398837691143d03a3efbcb841
-
SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHzu:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKi
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 2024-04-22_799887aa873e8c6c40e3f644744750e8_cryptolocker
Files
-
2024-04-22_799887aa873e8c6c40e3f644744750e8_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