Behavioral task
behavioral1
Sample
2024-01-27_bc69bf17776c56273d6bfc31c7915c1f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_bc69bf17776c56273d6bfc31c7915c1f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
-
Target
2024-01-27_bc69bf17776c56273d6bfc31c7915c1f_cryptolocker
-
Size
76KB
-
MD5
bc69bf17776c56273d6bfc31c7915c1f
-
SHA1
5c57925840447b893674b39d9349327c65b47ea2
-
SHA256
fa390fb11b03949d8952219d337c5f200235c78905cc03a47c36f055f8336b28
-
SHA512
7b899bc8eadb3571251cd1a5f90578026b9ee9521290c008bc0c00b8853cedef6b64de24fa4e65d231a3fa97a20197eef26e3fd236a9720a1be616404e986888
-
SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyB7d:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyH
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 2024-01-27_bc69bf17776c56273d6bfc31c7915c1f_cryptolocker
Files
-
2024-01-27_bc69bf17776c56273d6bfc31c7915c1f_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