Behavioral task
behavioral1
Sample
2024-02-25_93c7ba2752c7ecf81395e494ea3661a4_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_93c7ba2752c7ecf81395e494ea3661a4_cryptolocker.exe
Resource
win10v2004-20240221-en
General
-
Target
2024-02-25_93c7ba2752c7ecf81395e494ea3661a4_cryptolocker
-
Size
83KB
-
MD5
93c7ba2752c7ecf81395e494ea3661a4
-
SHA1
bfcacb448ef1348ad9eb876f2fc4db9839b7ff97
-
SHA256
e7474e3e79203b934be89c983c4a744c6cf371f2fd181d30bb9bc18135e318b8
-
SHA512
d3e701d8e5c7cd1b0e23c2df5b7e83339536a5a4bb7cd6d0b18ab1f50060d938f97f128c9919c9958c8cc191477abea32ac1329b446545da5f5ceb393688d3a8
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1nW:zCsanOtEvwDpjQ
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 -
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 2024-02-25_93c7ba2752c7ecf81395e494ea3661a4_cryptolocker
Files
-
2024-02-25_93c7ba2752c7ecf81395e494ea3661a4_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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