Behavioral task
behavioral1
Sample
2024-03-26_6583cadef365b8eb34070ac780768aa0_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-26_6583cadef365b8eb34070ac780768aa0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-03-26_6583cadef365b8eb34070ac780768aa0_cryptolocker
-
Size
58KB
-
MD5
6583cadef365b8eb34070ac780768aa0
-
SHA1
b46ae76672311ae3a48c26878e6dc0b8ab74ccb6
-
SHA256
8319c8ffe5c6bcc55f2df356fc10f264e54416c31b642cdba678f6dc5d3de2b9
-
SHA512
89fb7507f19a7b681f5acccfe7a3b17643b28c200e3e6e1f208e683313b801b773c2e4c02b9d5e27e84c87cb938f33b8a13460a8a530514df1dbaa90cbfab725
-
SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYal3Iz:z6a+CdOOtEvwDpjQi
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 2024-03-26_6583cadef365b8eb34070ac780768aa0_cryptolocker
Files
-
2024-03-26_6583cadef365b8eb34070ac780768aa0_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