Behavioral task
behavioral1
Sample
2024-05-01_ff7acbb33530774fe336df6b6fcc1bee_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-01_ff7acbb33530774fe336df6b6fcc1bee_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-05-01_ff7acbb33530774fe336df6b6fcc1bee_cryptolocker
-
Size
60KB
-
MD5
ff7acbb33530774fe336df6b6fcc1bee
-
SHA1
fd5b41f6bda541b06a6305bd320f10cd94895ae2
-
SHA256
79aa5c0cb9cbb0d29537f022056e2abcef1d5836f5faa5920e8b366aa6de2719
-
SHA512
55acdf7d15a08edb4388efb51f9e3bf48f03d06375578cfe5d38a48d4597ae57786200a79ee758d41243d70d48b626edd692b62daae3ca7b223fe240d599c0b0
-
SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5app1J7k:z6QFElP6n+gKmddpMOtEvwDpj9aYaz7k
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 2024-05-01_ff7acbb33530774fe336df6b6fcc1bee_cryptolocker
Files
-
2024-05-01_ff7acbb33530774fe336df6b6fcc1bee_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