Behavioral task
behavioral1
Sample
2024-04-19_9382a375c7768e19465b7b0bc6fa6af8_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-19_9382a375c7768e19465b7b0bc6fa6af8_cryptolocker.exe
Resource
win10v2004-20240226-en
General
-
Target
2024-04-19_9382a375c7768e19465b7b0bc6fa6af8_cryptolocker
-
Size
55KB
-
MD5
9382a375c7768e19465b7b0bc6fa6af8
-
SHA1
47df2b4674ae784b49b930d17cf4a4e0011bf227
-
SHA256
8f35b487f183636bc094fe6931d779900e826b53e4b33e2b447cd50dd1a675fd
-
SHA512
af152b61bfde37dd683de7e43bba19c3b285c2900e707d78f4bf9cbeaea870ccb05bb5406d7ae0a073c300b8a7089dacff68becc4481981415e59a3530f5a772
-
SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlC:bP9g/xtCS3Dxx0d
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 2024-04-19_9382a375c7768e19465b7b0bc6fa6af8_cryptolocker
Files
-
2024-04-19_9382a375c7768e19465b7b0bc6fa6af8_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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