Behavioral task
behavioral1
Sample
2024-01-18_21d945c25ccc28148cc3bd7640072ad2_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_21d945c25ccc28148cc3bd7640072ad2_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-18_21d945c25ccc28148cc3bd7640072ad2_cryptolocker
-
Size
68KB
-
MD5
21d945c25ccc28148cc3bd7640072ad2
-
SHA1
d28b4a991ff5c0175b1d9f8ff4a3781fc5ff13f5
-
SHA256
d92395f51db43496c5bdf9557f9da1384b90fdd7dd92ea1c3987368bbc402bbd
-
SHA512
a48685d102c652fddaba4ea9a725299d9434d0b369ba1e4749f1894bd74102d22885c9039fd61c7d921c3de3c68a62488c3a59f07a7e0238a7edc7b8fbc9f2d4
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBy:z6a+CdOOtEvwDpjQ0
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 2024-01-18_21d945c25ccc28148cc3bd7640072ad2_cryptolocker
Files
-
2024-01-18_21d945c25ccc28148cc3bd7640072ad2_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_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