Behavioral task
behavioral1
Sample
2024-04-24_2a9a7f59c5467e5adc9a2059183023e1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_2a9a7f59c5467e5adc9a2059183023e1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-24_2a9a7f59c5467e5adc9a2059183023e1_cryptolocker
-
Size
89KB
-
MD5
2a9a7f59c5467e5adc9a2059183023e1
-
SHA1
92eeb4d997a26d770cf954e04de833b1f91eafd3
-
SHA256
a4e0babe37ab49001c39af7ba793ce1403854d0c048003d7db7efa775393bae5
-
SHA512
ed7b21dac21f51bd17646b6a21d6a874ced1129f51e14f560abec4ef186ca066c383511fe535420d71d934947142b7b8e899a0f7c526f885d80b3eb08994f2d4
-
SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAAn:n6a+1SEOtEvwDpjYYvQd2P4
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 2024-04-24_2a9a7f59c5467e5adc9a2059183023e1_cryptolocker
Files
-
2024-04-24_2a9a7f59c5467e5adc9a2059183023e1_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