Behavioral task
behavioral1
Sample
2024-05-23_10b25386bc32e25f67bc03a4f4ed7ce9_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-23_10b25386bc32e25f67bc03a4f4ed7ce9_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-23_10b25386bc32e25f67bc03a4f4ed7ce9_cryptolocker
-
Size
60KB
-
MD5
10b25386bc32e25f67bc03a4f4ed7ce9
-
SHA1
2052c3bd6e94b75619779b2c8a5bf24a6ab4c160
-
SHA256
e4fc241496bd0c1ff886bbb7560fce1e1797e3b2d89e39e5c9895a3e6e6d83a5
-
SHA512
910c8e98ff799dfc4ff7fc50246e3fa8b4a8b12ae3c7ff670a4f0a66647bf53445c8f333de6a4ed86bde068b7002e3cc904407019fa21886202febfd7d448763
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaUf3y:z6a+CdOOtEvwDpjQ1
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
Processes:
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
Processes:
resource yara_rule sample UPX -
Processes:
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource 2024-05-23_10b25386bc32e25f67bc03a4f4ed7ce9_cryptolocker
Files
-
2024-05-23_10b25386bc32e25f67bc03a4f4ed7ce9_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