Behavioral task
behavioral1
Sample
2024-06-11_fcf0aba0ab2223f43801c451d829877a_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-11_fcf0aba0ab2223f43801c451d829877a_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-06-11_fcf0aba0ab2223f43801c451d829877a_cryptolocker
-
Size
79KB
-
MD5
fcf0aba0ab2223f43801c451d829877a
-
SHA1
9ccc7b92518ac4cb6babf79e931cd66629f65e81
-
SHA256
34a7a5a1240c0bde3cb7fb6be225d9e7e596a2f35c3b112ca146bfbe6fa7583e
-
SHA512
ca2ac7f00d8d52b9e7027aa1dd768e41d4b19bb47948e0c5bec50bb367a2df4fcef5e7e68b779f44d13cc27078a04537574805c3b1519762bd7368eb812e6c59
-
SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxn9:T6a+rdOOtEvwDpjNtHPO
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 2024-06-11_fcf0aba0ab2223f43801c451d829877a_cryptolocker
Files
-
2024-06-11_fcf0aba0ab2223f43801c451d829877a_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