Behavioral task
behavioral1
Sample
2024-04-30_4442b1e97602ae0ca50e961439395e26_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-30_4442b1e97602ae0ca50e961439395e26_cryptolocker.exe
Resource
win10v2004-20240419-en
General
-
Target
2024-04-30_4442b1e97602ae0ca50e961439395e26_cryptolocker
-
Size
64KB
-
MD5
4442b1e97602ae0ca50e961439395e26
-
SHA1
7f632c31b6f4b33294050fe0dd26fade46527179
-
SHA256
7662d87a2a7292cb5c09ef770d1bb4880207a6e7382c233790effd999881519c
-
SHA512
001b7ae810b7d2ccf2aadd8b21b4544a56290a55e49e93953f8d9342d343e335d74369151740ddd051142cbfe6822fad1709a3fc701b583e642e49bb247a8722
-
SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xDY:1nK6a+qdOOtEvwDpju
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 2024-04-30_4442b1e97602ae0ca50e961439395e26_cryptolocker
Files
-
2024-04-30_4442b1e97602ae0ca50e961439395e26_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE