Behavioral task
behavioral1
Sample
2024-03-16_5f4d34b64a35144105cf6683f73082ea_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-16_5f4d34b64a35144105cf6683f73082ea_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-03-16_5f4d34b64a35144105cf6683f73082ea_cryptolocker
-
Size
54KB
-
MD5
5f4d34b64a35144105cf6683f73082ea
-
SHA1
ea928163a57de6e7e897af594cdfe3fcfebe8bd7
-
SHA256
b7a8b3f6238b2010c56a3b92537f56aac1a5374c507128e79c43c5f4c84f7f16
-
SHA512
51e064515231c78cf902ae7cc0a680f38f773d0fc2085c56ec5edf3c44b4b144d7b975ad686b9f74663810458bc41af5abea21a7a199456b99f28725ccceb5ae
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axKy:z6QFElP6n+gKmddpMOtEvwDpj9aYax
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 2024-03-16_5f4d34b64a35144105cf6683f73082ea_cryptolocker
Files
-
2024-03-16_5f4d34b64a35144105cf6683f73082ea_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