Behavioral task
behavioral1
Sample
2024-04-21_144a5be3972da383d20394c8512e3772_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-21_144a5be3972da383d20394c8512e3772_cryptolocker.exe
Resource
win10v2004-20240412-en
General
-
Target
2024-04-21_144a5be3972da383d20394c8512e3772_cryptolocker
-
Size
124KB
-
MD5
144a5be3972da383d20394c8512e3772
-
SHA1
fa02047230e342416238243ab96b39b2c7c44a1d
-
SHA256
252bcd021cc63059e98fdc41b5af832ce72ffd683ed960014fbfffad6f9c2e30
-
SHA512
67bd81c7a21a98995cab6cd04f352bfde65fa783f4b6bb204fa1553801158e61ae25737b0b23ba54ddbaaf67c7dbd46239d358a630d3027f2a7bd9f583f6cdff
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgpwqWsviy6ixH8:z6a+CdOOtEvwDpjczn
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 2024-04-21_144a5be3972da383d20394c8512e3772_cryptolocker
Files
-
2024-04-21_144a5be3972da383d20394c8512e3772_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