Behavioral task
behavioral1
Sample
2024-02-28_8a8c15a87af2b0c333c0868fff3613d9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_8a8c15a87af2b0c333c0868fff3613d9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-02-28_8a8c15a87af2b0c333c0868fff3613d9_cryptolocker
-
Size
66KB
-
MD5
8a8c15a87af2b0c333c0868fff3613d9
-
SHA1
cac421e548455fc42f0996fb24e5692537384219
-
SHA256
31115867f6f9d55ee1075492a9128109bece42feffbfac3d6123d13fbf3c05b6
-
SHA512
eedca4c402f459fc0ef10afc0f0560dca0627706bad07cd2e18b127ceb8b77211343c7c5ccd13304c7678d0551e3102f264eb52260154980762f552f2b185836
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6Uncy:1nK6a+qdOOtEvwDpjO
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 2024-02-28_8a8c15a87af2b0c333c0868fff3613d9_cryptolocker
Files
-
2024-02-28_8a8c15a87af2b0c333c0868fff3613d9_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE