Behavioral task
behavioral1
Sample
2024-03-19_456e76cbb7d2a94b81987e63a5a59bf7_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_456e76cbb7d2a94b81987e63a5a59bf7_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-19_456e76cbb7d2a94b81987e63a5a59bf7_cryptolocker
-
Size
58KB
-
MD5
456e76cbb7d2a94b81987e63a5a59bf7
-
SHA1
47b79dd313be8ff4ba4d58eef9ef7e89882d939e
-
SHA256
e6fe290b9d911818ed0e3e9b90f5975f8f284b4a71edb0b8bb81802926be6cab
-
SHA512
1f42d66b8ea945137d465a3209999cee6cc6c0a45eb50a84e30f2b35a920dd0cf10ed154e5b9849f1e5b8cb8b183ab8cd435e7a47b1fe20d1117b8646abe3860
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appm:z6QFElP6n+gKmddpMOtEvwDpj9aYaW
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 2024-03-19_456e76cbb7d2a94b81987e63a5a59bf7_cryptolocker
Files
-
2024-03-19_456e76cbb7d2a94b81987e63a5a59bf7_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