Behavioral task
behavioral1
Sample
2024-02-18_511dc6801bafc59158a3f8dbb5f8b92f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_511dc6801bafc59158a3f8dbb5f8b92f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-02-18_511dc6801bafc59158a3f8dbb5f8b92f_cryptolocker
-
Size
78KB
-
MD5
511dc6801bafc59158a3f8dbb5f8b92f
-
SHA1
436d6e89b23cfc0cdbd675203bbff231f0c85bdb
-
SHA256
71a603064e0369aadc189829df1b3ef1bdfab68c9c30f4f539d55a75f95b5b93
-
SHA512
9a40194f0a796b518128c26760a39244bd4efdbd0b7524e2337d82e7e3ba05b2f4841ea2d630b5c92019c2701fb01b0cbb87e434b419556dfb06313746bfc8dc
-
SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7QcX:zCsanOtEvwDpj+
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 2024-02-18_511dc6801bafc59158a3f8dbb5f8b92f_cryptolocker
Files
-
2024-02-18_511dc6801bafc59158a3f8dbb5f8b92f_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