Behavioral task
behavioral1
Sample
2024-01-23_c51baee38ccf4b3e3ca9eb741f500d8f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-23_c51baee38ccf4b3e3ca9eb741f500d8f_cryptolocker.exe
Resource
win10v2004-20231222-en
General
-
Target
2024-01-23_c51baee38ccf4b3e3ca9eb741f500d8f_cryptolocker
-
Size
61KB
-
MD5
c51baee38ccf4b3e3ca9eb741f500d8f
-
SHA1
8a94085efd829a47f2a46353d73e715bf6873c9c
-
SHA256
2b78de69a85c839e24ef89b5c7aba7d78a8be937a3b10c9aa40376262e7b7c20
-
SHA512
9ad45bdd0f25a89e5a0adfc2b782124084eea7aca4920285d4a32cdb44cb0ce66ac297a69e7d1f6df5453e672589ea892261542b992cb61c3bb260d521916b33
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVm:zj+soPSMOtEvwDpj4kpmeLmnw
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 2024-01-23_c51baee38ccf4b3e3ca9eb741f500d8f_cryptolocker
Files
-
2024-01-23_c51baee38ccf4b3e3ca9eb741f500d8f_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