Behavioral task
behavioral1
Sample
2024-04-20_4e414d1bf1272b6bead54118c2fbf7ee_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-20_4e414d1bf1272b6bead54118c2fbf7ee_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-20_4e414d1bf1272b6bead54118c2fbf7ee_cryptolocker
-
Size
65KB
-
MD5
4e414d1bf1272b6bead54118c2fbf7ee
-
SHA1
e5c0af948e4c7b77cc452ff17eff386db9c7c771
-
SHA256
0c4b5aae3db0c2744ba4b95be35029e0d543755a44d2d8d5ef9073e1cfda39e7
-
SHA512
c2eaa934c750c9418bd56342a79b7a3555ba05a0b5c5c19e17488a3fcf7f246b7593e4ce34dd09ee91e7b8053d5e2c40b5faa5459e731257d190595f6d0d0862
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5Be:zj+soPSMOtEvwDpj4kpmeLmQ/e
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 2024-04-20_4e414d1bf1272b6bead54118c2fbf7ee_cryptolocker
Files
-
2024-04-20_4e414d1bf1272b6bead54118c2fbf7ee_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