Behavioral task
behavioral1
Sample
2024-03-18_c21d6a8023f40db90d679bb5a2cc2fc0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-18_c21d6a8023f40db90d679bb5a2cc2fc0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-18_c21d6a8023f40db90d679bb5a2cc2fc0_cryptolocker
-
Size
71KB
-
MD5
c21d6a8023f40db90d679bb5a2cc2fc0
-
SHA1
49dd02bbf3656f9ebe04d80c1fbddfa2218bb224
-
SHA256
65b568c105c93b150b1c4c4989e22da85a79841f54bc83e932f86cfa1673ee30
-
SHA512
25213f1f41908d902521c0a8f59a5abf17835d9cdd6e5fb0a825046d950c50fc4fcf8024fac57911994089f4bed9c648178dda12941f65da3f117f98e4441248
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBG:z6a+CdOOtEvwDpjQo
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 2024-03-18_c21d6a8023f40db90d679bb5a2cc2fc0_cryptolocker
Files
-
2024-03-18_c21d6a8023f40db90d679bb5a2cc2fc0_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_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