Behavioral task
behavioral1
Sample
2024-04-16_69d555876329d5391402acc11ef326eb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-16_69d555876329d5391402acc11ef326eb_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-16_69d555876329d5391402acc11ef326eb_cryptolocker
-
Size
65KB
-
MD5
69d555876329d5391402acc11ef326eb
-
SHA1
5ffd9c624cd98ed538b94d074801aa63c3abe7ac
-
SHA256
e898372989b460cb55883040512ef35acf2fb9e712565f8651861c70a9f9c691
-
SHA512
fb3c1eef0f852d0127a4b300f53c323328031eadd30ca08d1b74d14c7373bb78fc62806cc0b9d502a9e865a403aad659b61da15074ad045a1f719a265ae54fae
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5kJ7AK2P:zj+soPSMOtEvwDpj4kpmeLmQlAlP
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 2024-04-16_69d555876329d5391402acc11ef326eb_cryptolocker
Files
-
2024-04-16_69d555876329d5391402acc11ef326eb_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