Behavioral task
behavioral1
Sample
2024-05-10_c759cc8cce2a7d56f60c026d2a90fba6_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-10_c759cc8cce2a7d56f60c026d2a90fba6_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-05-10_c759cc8cce2a7d56f60c026d2a90fba6_cryptolocker
-
Size
52KB
-
MD5
c759cc8cce2a7d56f60c026d2a90fba6
-
SHA1
ebb0a809dfa9d34b71f6f4ffc8fd966ea8dba7fb
-
SHA256
ee5fa5d5d6d060a1d43f10fa6a30a1b5e89190816432a0554126f333b1802b22
-
SHA512
96261aee63eb85cdb151829f1b732120684820fd781b13f6091df0aacc1ceb2891d8f3955b1e5dbc2069c7982b01a4eb1919bd8bb429f371dd980029e74c42e9
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTO+:z6QFElP6n+gKmddpMOtEvwDpj31i+
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 2024-05-10_c759cc8cce2a7d56f60c026d2a90fba6_cryptolocker
Files
-
2024-05-10_c759cc8cce2a7d56f60c026d2a90fba6_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