Behavioral task
behavioral1
Sample
2024-05-02_ca742862fab0a6937d21c75072d17fae_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-02_ca742862fab0a6937d21c75072d17fae_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-05-02_ca742862fab0a6937d21c75072d17fae_cryptolocker
-
Size
66KB
-
MD5
ca742862fab0a6937d21c75072d17fae
-
SHA1
748a345d0df54f05179370c5196a66d6fbe8fc8f
-
SHA256
4604ccabac3fac7aae2ee74e4692524fbb958fd88de04fbf25464ebc247da115
-
SHA512
666c72ad897a7e1022afb06e6e7388bc8e96c439f4bfbfbcbaba88952f484471998c0abc6a3ff9acb4245050c475c09cba3b33d618c03f811cbeaad30b6ef665
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5Bq:zj+soPSMOtEvwDpj4kpmeLmQ/q
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 2024-05-02_ca742862fab0a6937d21c75072d17fae_cryptolocker
Files
-
2024-05-02_ca742862fab0a6937d21c75072d17fae_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