Behavioral task
behavioral1
Sample
2024-05-26_8f5ea601cd5bcfd8015fb698b358f2ec_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-26_8f5ea601cd5bcfd8015fb698b358f2ec_cryptolocker.exe
Resource
win10v2004-20240508-en
General
-
Target
2024-05-26_8f5ea601cd5bcfd8015fb698b358f2ec_cryptolocker
-
Size
90KB
-
MD5
8f5ea601cd5bcfd8015fb698b358f2ec
-
SHA1
403cc2b1ed54f60943bff6b55524f5f7592ebc4f
-
SHA256
8bc4e3590184dd6994b6fd46138e5faf2cb9f6048d79529e2a6eed87084c0892
-
SHA512
f69aacf877915f5f2c9ccda896337ae485072a9c72d6d85a54e709eaa6447422a7d9657ac5fc0022b689c26d72431510b17adf296f37cacd2877ca49e4939f0f
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy8tyblgD:zCsanOtEvwDpjb
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 2024-05-26_8f5ea601cd5bcfd8015fb698b358f2ec_cryptolocker
Files
-
2024-05-26_8f5ea601cd5bcfd8015fb698b358f2ec_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