Behavioral task
behavioral1
Sample
2024-04-10_3d11a9d9bd1da0edd2c6023309a703c7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-10_3d11a9d9bd1da0edd2c6023309a703c7_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-10_3d11a9d9bd1da0edd2c6023309a703c7_cryptolocker
-
Size
84KB
-
MD5
3d11a9d9bd1da0edd2c6023309a703c7
-
SHA1
5c6ccc4421d9b7955d30bf6a993a61d07d756669
-
SHA256
baf13ec6cea4b40b88ba005226bef584b14b91af84abccb886e4a8ea529e94f6
-
SHA512
a2c8599b5f27b690252b2cf53cb6058a56e343c804f5680483f75cc0c2ea36af53b227ecefeb0edcd5f5a7125fbdf9d041a4d4745a281367e2d604e3c34337a0
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5RZ:T6a+rdOOtEvwDpjNM
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 2024-04-10_3d11a9d9bd1da0edd2c6023309a703c7_cryptolocker
Files
-
2024-04-10_3d11a9d9bd1da0edd2c6023309a703c7_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