Behavioral task
behavioral1
Sample
2024-06-14_e4801fc34dbaa71f64f0c61b76a0593c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-14_e4801fc34dbaa71f64f0c61b76a0593c_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-06-14_e4801fc34dbaa71f64f0c61b76a0593c_cryptolocker
-
Size
91KB
-
MD5
e4801fc34dbaa71f64f0c61b76a0593c
-
SHA1
24c058b9978a94095aa3fd760c5d48d1d0aca0b5
-
SHA256
57c25b5bb0b8f8f96b8ad19c7cd6913db333b3d822cee6537cd6bcf7db58a3de
-
SHA512
80bcf533d99b80d5f92eb6f250a72b42556cb25300b30cd6e3f84e21e209724db7ee672f2f44708447fdb80d4b285b251f4bec7f9aff71cb85638e2282c6a757
-
SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAyK:n6a+1SEOtEvwDpjYYvQd2Pf
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 2024-06-14_e4801fc34dbaa71f64f0c61b76a0593c_cryptolocker
Files
-
2024-06-14_e4801fc34dbaa71f64f0c61b76a0593c_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: 11KB - 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