Behavioral task
behavioral1
Sample
2024-02-03_e1e83742fd3b9fd17804c7ec911433c7_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_e1e83742fd3b9fd17804c7ec911433c7_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-02-03_e1e83742fd3b9fd17804c7ec911433c7_cryptolocker
-
Size
78KB
-
MD5
e1e83742fd3b9fd17804c7ec911433c7
-
SHA1
06561e4904d91970f6cf79be17efad6dccb346b2
-
SHA256
25f4a767ee90b86e56c45af62eff4545f9152c499991bad8b73a588a324fa6a4
-
SHA512
6c1b7381dceedf0dd3d39d53f569b878d9e4e60ca0e150c38672dab7d85fe79c39b13a27aeaf0e9f33947b188277a4cedef85539a546807596fd6472a68e92df
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSP7Z:T6a+rdOOtEvwDpjNb
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 2024-02-03_e1e83742fd3b9fd17804c7ec911433c7_cryptolocker
Files
-
2024-02-03_e1e83742fd3b9fd17804c7ec911433c7_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