Behavioral task
behavioral1
Sample
2024-04-24_6fe1f8191bde43a7ed5296fbd48c05f1_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-24_6fe1f8191bde43a7ed5296fbd48c05f1_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-24_6fe1f8191bde43a7ed5296fbd48c05f1_cryptolocker
-
Size
40KB
-
MD5
6fe1f8191bde43a7ed5296fbd48c05f1
-
SHA1
83bd581b265c6bae796a1711e3dabe415303e289
-
SHA256
6348674f4043a8cdf421740d61d143364a5c65428e8b19b856f8a5da0e3b52f7
-
SHA512
f395d4a55aa2f3bba72f898267d48e7825e606b2e6a88eaaced0ac1601840ece74dbeaccc1356142d1afb2645226554650c5776f3ecedb398953c769356c13a8
-
SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHL:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKr
Malware Config
Signatures
-
Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-04-24_6fe1f8191bde43a7ed5296fbd48c05f1_cryptolocker
Files
-
2024-04-24_6fe1f8191bde43a7ed5296fbd48c05f1_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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