Behavioral task
behavioral1
Sample
2024-01-24_ca0db9ce12b7113519b4e03bc1c70de3_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_ca0db9ce12b7113519b4e03bc1c70de3_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-01-24_ca0db9ce12b7113519b4e03bc1c70de3_cryptolocker
-
Size
55KB
-
MD5
ca0db9ce12b7113519b4e03bc1c70de3
-
SHA1
b2f7d9f2fdee4c50cdc424e29916481139d88bb0
-
SHA256
bf0578da1f3a6dd6edeee0696055653754538a6b91abc7dcc05f8710fb6c6d75
-
SHA512
21bd8499e756dfddec3c9514beb3745b4e2dcf289bf6be9df7f7bc19551324ccc8d3fb75bd5a43021c182059e3b9ee30ed4caba53e4656bf43224a468bb38817
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpLze:zj+soPSMOtEvwDpj4yze
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 2024-01-24_ca0db9ce12b7113519b4e03bc1c70de3_cryptolocker
Files
-
2024-01-24_ca0db9ce12b7113519b4e03bc1c70de3_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